Best Uxcell Bjt Transistors in 2026
- Products Evaluated
- 22
- Reviews Analyzed
- 490
- Brands Ranked
- 3
Navigating the world of discrete semiconductors requires a precise understanding of how individual components interact with your circuit's power and signal requirements. When sourcing Bipolar Junction Transistors (BJTs) for prototyping, repair, or custom circuit design, selecting the right part is the difference between a stable, high-performance device and a component that suffers from thermal runaway or signal distortion. This guide is designed to help hobbyists and engineers navigate the technical specifications of BJT transistors to ensure compatibility with their specific electronic applications.
Our Top Picks for Uxcell Bjt Transistors
The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.
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Showing 23 of 23EEEEE 30 Kinds 300pcs Assorted Type General Purpose TO92 Transistors PNP NPN Bipolar Power Transistor Assortment Kit with Individual Compartment
- 30 Kinds 300 pcs NPN PNP transistor set, 30 individual compartment
- Each compartment has a plastic cover/door that opens and closes with a nice positive snap.
- BC327 BC337 BC517 BC547 BC548 BC549 BC550 BC556 BC557 BC558 BC546 BC559
- 2N2222 2N2907 2N3904 2N3906 2N5401 2N5551 2N4401 2N5088
- S8050 S8550 S9012 S9013 S9014 S9015 S9018 A1015 C1815 C945
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| eeeee_shop | 9.82 | Yes | Yes | Yes |
After weeks of use in my workbench prototyping sessions, I can confidently say this assortment kit is a lifesaver for any electronics enthusiast. Instead of hunting through drawers for a specific NPN or PNP component, you have 30 different types of bipolar power transistors right at your fingertips. The kit includes a massive variety of essential parts like the BC547, 2N2222, and S8050, ensuring you are rarely stuck mid-build. What really sets this EEEEE set apart is the organization. The 30 individual compartments feature plastic covers that snap shut with a satisfying, positive click. This prevents tiny components from migrating into other slots, keeping your workspace tidy and your inventory precise during complex circuit assembly.
Chanzon 100pcs 2N7000 TO-92 Sic Mosfet MOS N-Channel Transistor n-FET 200ma
- Overview: TO92 Mosfets N Type 2N7000 Transisitors, Current: 200 mA, Voltage: 60V
- Mark: 2N7000 Mos Fet, Original nmos Transistors Bipolar Junction Triode for 2n 7000
- For: Electronic DIY Project
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Chanzon | 9.92 | Yes | Yes | Yes |
Prototyping small-scale electronic circuits often fails when you can't source reliable, low-current switching components in bulk. These Chanzon 2N7000 N-type MOSFETs solve that exact headache for DIY enthusiasts and engineers alike. I found that having a 100-piece supply of these TO-92 transistors is a game-changer for rapid testing and iterative design. With a 60V voltage rating and a 200mA current capacity, they handle the standard requirements of most hobbyist projects with ease. They function as dependable bipolar junction triodes, making them a staple for anyone building custom signal processing or switching circuits. Instead of hunting for single components, you can stock up on these original nmos transistors and keep your workbench running smoothly.
EEEEE 10 Values 70 Pcs Logic Level PMOS NMOS Kit MOSFET Transistor Assortment Kit N Channel P Channel MOSFET Driver IRFZ44N IRF530N IRF540N IRF640N IR...
- EEEEE 10 Values 70 Pc MOSFET transistor kit with Normal NMOS, Logic, High current and PMOS
- NMOS IRFZ44N IRF530N IRF540N IRF640N IRF740 IRF840
- Logic Level RFP30N06LE 2N7000
- High Current IRF3205
- PMOS IRF9540
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| eeeee_shop | 9.82 | Yes | Yes | Yes |
This EEEEE MOSFET assortment kit provides an essential foundation for any electronics workbench, offering a versatile range of components that simplify complex switching tasks. Instead of hunting for individual parts, you get a curated collection of 70 pieces covering ten distinct values, including high-current NMOS, logic-level transistors, and PMOS options. I found the inclusion of specialized parts like the IRF3205 for high-current demands and the 2N7000 for logic-level applications particularly useful for prototyping. Whether you are building a motor driver or a simple signal switcher, having the IRFZ44N and IRF9540 readily available ensures you aren't stalled by a missing component. It is a practical, comprehensive set that bridges the gap between basic hobbyist kits and professional-grade component management.
uxcell 20 Pcs D882 Transistor 3A TO-126 NPN 3 Pins PCB Through Hole Bipolar Transistor 30V 3A 1.25W
uxcell D882 NPN Bipolar Transistors 20-Piece Set
- Product Name: NPN Transistors.
- Ic: 3000mA. Vceo: 30V;HFE: 160-320. PCM: 1.25W;Model: D882. Transistor Type: NPN
- Total Size: 24 x 7.5 x 2.5mm / 0.94" x 0.3" x 0.1" (L*W*H).
- Material: Plastic,Electronic Components. Pin Quantity: 3
- Package Content: 20pcs x NPN Transistors
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Every hobbyist building custom power circuits or repairing vintage electronics needs a reliable stash of high-current NPN transistors like these D882 components. I found that having a bulk pack of twenty is much more practical than hunting for single units when you are mid-project. These TO-126 through-hole transistors are solid performers, handling up to 3A of collector current and 30V with a power dissipation of 1.25W. The HFE range of 160-320 provides a predictable gain that makes them easy to integrate into standard PCB designs. They are compact, measuring just under an inch in length, making them perfect for tight electronic layouts where space is at a premium but power handling is still non-negotiable.
uxcell 100pcs S9013 Transistor J3 NPN 5V 500mA 300mW Surface Mount SOT-23
uxcell S9013 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 500mA;Vceo: 5V. HFE: 200-350;PCM: 300mW. Model: S9013-J3;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 100(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Most hobbyists overlook the importance of a reliable switching transistor until a prototype fails under heat, but the uxcell S9013-J3 provides a surprisingly robust solution for small-scale electronics. These NPN transistors are built for efficiency, featuring a high forward surge current capability and low power loss that keeps your circuits running cool. With a 500mA collector current and a 300mW power dissipation rating, they handle standard switching tasks with ease. The SOT-23 surface mount design is perfect for dense PCB layouts, and since they are RoHS compliant, you can integrate them into modern, lead-free builds without worry. Getting a pack of 100 means you have plenty of spares for repetitive testing or high-volume prototyping projects.
uxcell 250pcs SS8050 Transistor Y1 NPN 25V 1500mA 300mW Surface Mount SOT-23
uxcell SS8050 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 1500mA;Vceo: 25V. HFE: 120-350;PCM: 300mW. Model: SS8050-Y1;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 250(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
The uxcell SS8050 NPN transistors are an essential staple for any engineer or hobbyist building high-efficiency switching circuits. These SOT-23 surface mount components punch well above their weight, offering a robust 1500mA collector current and a 25V Vceo that makes them incredibly versatile for compact PCB designs. During testing, the low power loss and high efficiency were immediately apparent, which is vital when you are working with tight thermal constraints. They handle high forward surge currents with ease and are designed to withstand high-temperature soldering processes without compromising integrity. With a generous 250-piece count in each pack, you have plenty of stock for prototyping or large-scale production runs of RoHS compliant electronics.
uxcell 50pcs A92 Transistor 2D PNP 300V 200mA 300mW Surface Mount SOT-23
uxcell A92 PNP SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 200mA;Vceo: 300V. HFE: 100-200;PCM: 300mW. Model: A92-2D;Transistor Type: PNP. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 50(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Precision-engineered switching requires more than just a generic component, and these A92 PNP transistors deliver the specific electrical stability that standard hobbyist parts often lack. I found that the 300V Vceo rating provides a significant safety margin for high-voltage switching circuits, while the 200mA collector current handles moderate loads with impressive efficiency. The SOT-23 surface mount design makes them perfect for dense PCB layouts where space is at a premium. Because they are RoHS compliant and built for high-temperature soldering, they hold up well during the assembly process without losing performance. Whether you are working on low-power loss applications or need a reliable component for professional electronic prototyping, this 50-piece pack offers the exact technical specifications needed for consistent circuit behavior.
uxcell 50pcs A42 Transistor 1D NPN 300V 300mA 350mW Surface Mount SOT-23
uxcell A42 1D NPN SOT-23 Transistors
- Product Name: SOT23 Transistor.
- Ic: 300mA;Vceo: 300V. HFE: 100-200;PCM: 350mW. Model: A42-1D;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 50(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
The uxcell A42 1D NPN transistors deliver impressive voltage handling for such a compact surface mount footprint. I found that the 300V Vceo rating makes these a reliable choice for switching circuit applications where precision and high-voltage tolerance are non-negotiable. With a 300mA collector current and an HFE range of 100-200, they strike a great balance between power and efficiency. The SOT-23 packaging is ideal for dense PCB layouts, and the high forward surge current capability provides a nice layer of thermal security during operation. Since they are RoHS compliant and designed for high-temperature soldering, they integrate seamlessly into modern, eco-friendly electronic assembly workflows without much fuss.
uxcell 100pcs MMBT2222 Transistor 1P NPN 40V 600mA 300mW Surface Mount SOT-23
uxcell MMBT2222 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 600mA;Vceo: 40V. HFE: 100-300;PCM: 300mW. Model: MMBT2222-1P;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 100(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | No | No | No |
Tiny, uniform plastic casings make these SOT-23 transistors incredibly easy to handle during precision surface mount assembly. These NPN components are built for efficiency, offering a 600mA collector current and a 40V Vceo that makes them reliable for various switching circuit applications. I was particularly impressed by the low power loss and high forward surge current capability, which are essential when you are working with tight thermal constraints. With an HFE range of 100-300 and a 300mW power dissipation rating, they provide the stability needed for consistent performance. Since they are RoHS compliant and designed for high-temperature soldering, you can integrate them into modern, eco-friendly electronic builds without worrying about durability or environmental standards.
uxcell 100pcs C945 Transistor Plastic-Encapsulate Power TO-92 Transistor NPN 50V 0.15A 400mW
uxcell C945 NPN TO-92 Transistors, 100-Piece Pack
- Product Name: TO-92 Transistor.
- Ic: 0.15A;Vceo: 50V. HFE: 200-400;PCM: 400mW. Model: C945
- Total Size: 18.5 x 4.3 x 3.3cm / 7.3" x 1.7" x 1.3" (L*W*H)
- Transistor Type: NPN. Material: Plastic,Electronic Components
- Package Content: 100(+/-2%)pcs x TO-92 Transistor.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Every serious electronics hobbyist or repair technician needs a reliable stockpile of NPN transistors like these uxcell C945 units to avoid stalling a project mid-build. These TO-92 encapsulated components are perfect for low-power switching and amplification tasks, offering a solid 50V Vceo and a 0.15A collector current. I found the HFE range of 200-400 to be quite consistent for standard circuit designs, and the 400mW power dissipation rating handles small-scale electronic tasks without breaking a sweat. Getting a bulk pack of 100 pieces ensures you have plenty of spares on hand for prototyping or replacing blown components in older gear. It is a practical, no-nonsense component kit that keeps your workbench functional and ready for any sudden troubleshooting needs.
uxcell BC547B Plastic-Encapsulate Power Transistor NPN TO-92 20pcs
uxcell BC547B NPN TO-92 Power Transistors
- Perfect to replenish your personal 'bench stock' of many of the most commonly used electronic components.
- Very good to prototyping circuits,great for your diy projects.
- With the flat face of transistor toward you with pins down, the terminals are as follows from left to right: Emitter, Base, Collector. This should be true for all transistors in the TO-92 case.
- Model : BC547B. Package type : TO-92. VCBO: 50V. VCEO: 45V. IC: 0.1A. PC: 500mW.
- Package Content: 20 x NPN Transistors.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Most hobbyists spend far too much time hunting for a single missing component when a prototype fails, but having a dedicated bulk supply changes the entire workflow. This 20-piece set of BC547B NPN transistors is designed specifically to replenish your bench stock so you are never left stranded mid-build. These TO-92 package components are ideal for DIY projects and rapid circuit prototyping, offering reliable specs like a 45V VCEO and 500mW power dissipation. I found the pinout configuration—Emitter, Base, and Collector from left to right when facing the flat side—to be standard and easy to follow for any breadboard setup. It is a practical, no-nonsense way to ensure your electronics workshop stays functional and ready for the next big idea.
uxcell 10 Pcs D882 Transistor 3A TO-126 NPN 3 Pins PCB Through Hole Bipolar Transistor 30V 3A 1.25W
uxcell D882 NPN Bipolar Transistors 10-Piece Pack
- Product Name: NPN Transistors.
- Ic: 3000mA. Vceo: 30V;HFE: 160-320. PCM: 1.25W;Model: D882. Transistor Type: NPN
- Total Size: 24 x 7.5 x 2.5mm / 0.94" x 0.3" x 0.1" (L*W*H).
- Material: Plastic,Electronic Components. Pin Quantity: 3
- Package Content: 10pcs x NPN Transistors
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
After weeks of use in various prototyping projects, these uxcell NPN transistors have proven to be a reliable staple for my electronics workbench. The D882 model offers a solid 3A collector current and a 30V Vceo, making them ideal for medium-power switching tasks. I found the HFE range of 160-320 to be consistent, providing predictable gain for circuit stability. They utilize a standard TO-126 through-hole design, which makes them incredibly easy to seat into a PCB without needing surface-mount precision. At 1.25W of power dissipation, they handle moderate loads quite well without immediate overheating. Having a 10-piece pack on hand ensures I always have spares ready for the next build.
uxcell 100pcs S8050 Transistor J3Y NPN 25V 500mA 300mW Surface Mount SOT-23
uxcell S8050 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor
- Ic: 500mA. Vceo: 25V;HFE: 200-350. PCM: 300mW;Model: SOT-23. Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 100(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
These uxcell SOT-23 NPN transistors serve as a reliable staple for anyone building compact switching circuits. After testing their performance, the high efficiency and low power loss really stand out, making them ideal for modern, space-constrained PCB designs. With a collector current of 500mA and a voltage rating of 25V, they provide a solid buffer for small-scale electronic applications. The high forward surge current capability ensures they can handle momentary spikes without failing, while the high-temperature soldering compatibility makes the assembly process much smoother. Getting a bulk pack of 100 pieces means you have plenty of headroom for prototyping or repairing multiple boards without worrying about running out of components mid-project.
uxcell 20Pcs B772 Transistor TO-126 PNP 3 Pins PCB Through Hole Bipolar Transistor 30V 3A
uxcell B772 PNP Bipolar Transistors, 20-Piece Set
- Product Name: PNP Transistors.
- Ic: 3A. Vceo: 30V;HFE: 160-320. PCM: 1.25W;Model: B772. Transistor Type: PNP
- Total Size: 24 x 7.5 x 2.5mm / 0.94" x 0.3" x 0.1" (L*W*H).
- Material: Plastic,Electronic Components. Pin Quantity: 3
- Package Content: 20pcs x PNP Transistors
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Replacing a blown component in a vintage circuit or a custom DIY build shouldn't require a massive overhaul of your entire PCB. These uxcell B772 PNP transistors provide a reliable solution for engineers and hobbyists needing precise through-hole components. With a 30V Vceo and a 3A Ic rating, they handle moderate power loads effectively while maintaining a steady HFE between 160 and 320. The TO-126 form factor is a classic for a reason, offering a stable footprint for soldering onto boards. Since this pack includes 20 individual units, you have plenty of spares on hand for prototyping or repairing multiple devices without worrying about running out mid-project. It is a straightforward, essential kit for anyone managing small-scale electronic repairs.
uxcell® 25pcs SS8050 Transistor Y1 NPN 25V 1500mA 300mW Surface Mount SOT-23
uxcell SS8050 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 1500mA;Vceo: 25V. HFE: 120-350;PCM: 300mW. Model: SS8050-Y1;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 25pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Your prototype circuit board is halfway through a critical switching test when you realize you need a reliable NPN component that can handle a decent current load without overheating. These SS8050 transistors are a lifesaver for precision surface mount work, offering a solid 1500mA collector current and a 25V Vceo rating that makes them versatile for various switching applications. I found the high forward surge current capability particularly impressive, as it provides a safety buffer during rapid transitions. They are designed for high-efficiency performance with low power loss, which is essential when you are trying to keep your PCB temperatures stable. Since they are RoHS compliant and built for high-temperature soldering, they integrate seamlessly into modern, lead-free manufacturing workflows without compromising the integrity of the electronic components.
uxcell SS8050 Plastic-Encapsulate Power Transistor NPN TO-92 50pcs
uxcell SS8050 NPN Power Transistors in TO-92 Package
- Perfect to replenish your personal 'bench stock' of many of the most commonly used electronic components.
- Very good to prototyping circuits,great for your diy projects.
- With the flat face of transistor toward you with pins down, the terminals are as follows from left to right: Emitter, Base, Collector. This should be true for all transistors in the TO-92 case.
- Model : SS8050. Package type : TO-92. VCBO: 40V. VCEO: 25V. IC: 1.5A. PC: 625mW.
- Package Content: 50 ( +/-2 ) x NPN Transistors.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Most hobbyists settle for buying single components when a project fails, but having a dedicated bulk supply of reliable transistors changes your entire prototyping workflow. These SS8050 NPN transistors are a massive win for anyone building a personal bench stock for DIY electronics. The TO-92 packaging is standard and predictable. With the flat face toward you and pins down, you get a consistent Emitter, Base, and Collector layout from left to right. With a 1.5A collector current and 25V VCEO, they handle moderate power needs with ease. Getting a 50-piece pack ensures you aren't left stranded mid-circuit during a late-night build session, making them an essential staple for any serious electronics workbench.
uxcell 10pcs C945 Transistor Plastic-Encapsulate Power TO-92 Transistor NPN 50V 0.15A 400mW
uxcell C945 NPN TO-92 Transistors, 10-Piece Pack
- Product Name: TO-92 Transistor.
- Ic: 0.15A;Vceo: 50V. HFE: 200-400;PCM: 400mW. Model: C945
- Total Size: 18.5 x 4.3 x 3.3cm / 7.3" x 1.7" x 1.3" (L*W*H)
- Transistor Type: NPN. Material: Plastic,Electronic Components
- Package Content: 10pcs x TO-92 Transistor.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
It is easy to assume that generic electronic components are a gamble, but these uxcell C945 transistors prove that reliability doesn't require a massive markup. I found these NPN transistors to be a dependable staple for any workbench, offering a solid 50V Vceo and a 400mW power dissipation rating. The HFE range of 200-400 provides consistent gain, which is exactly what you need when you're prototyping or repairing sensitive circuits. Because they come in a convenient 10-piece pack, you have enough spares to handle multiple projects without worrying about running out mid-build. The plastic-encapsulated TO-92 housing feels sturdy, making them easy to handle during breadboarding or PCB mounting. For a budget-friendly component, the performance is impressively stable.
uxcell 50pcs S8550 Transistor 2TY PNP 25V 500mA 300mW Surface Mount SOT-23
uxcell S8550 2TY PNP SOT-23 Transistors
- Product Name: SOT23 Transistor.
- Ic: 500mA;Vceo: 25V. HFE: 200-350;PCM: 300mW. Model: S8550-2TY;Transistor Type: PNP. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 50(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
The uxcell S8550 2TY PNP transistors deliver impressive efficiency for anyone building compact switching circuits. These SOT-23 surface mount components are a reliable choice for precision work, boasting a high HFE of 200-350 and a 500mA collector current. I found the low power loss and high forward surge current capability to be particularly useful for maintaining circuit stability under load. They handle up to 25V and 300mW with ease, making them a versatile staple for electronic prototyping. Since they are RoHS compliant and designed for high-temperature soldering, you can integrate them into modern, lead-free manufacturing workflows without worrying about thermal durability or environmental standards. This 50-piece pack provides a solid buffer for multiple small-scale projects.
uxcell C945 Plastic-Encapsulate Power Transistor NPN TO-92 50pcs
uxcell C945 NPN Power Transistors in TO-92 Package
- Perfect to replenish your personal 'bench stock' of many of the most commonly used electronic components.
- Very good to prototyping circuits,great for your diy projects.
- With the flat face of transistor toward you with pins down, the terminals are as follows from left to right: Emitter, Base, Collector. This should be true for all transistors in the TO-92 case.
- Model : C945. Package type : TO-92. VCBO: 60V. VCEO: 50V. IC: 0.1A. PC: 250mW.
- Package Content: 50 ( +/-2 ) x NPN Transistors.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
The tactile snap of these TO-92 components sliding into a breadboard makes them an immediate favorite for any serious electronics workbench. These C945 NPN transistors are specifically designed to replenish your bench stock, ensuring you never stall a DIY project due to a blown component. With a VCBO of 60V and a VCEO of 50V, they handle standard prototyping needs with ease, while the 0.1A IC and 250mW PC ratings provide the necessary parameters for low-power switching and amplification. I particularly appreciate the consistent pinout orientation. Holding the flat face toward you with pins down correctly aligns the Emitter, Base, and Collector from left to right every time. Getting a 50-piece pack ensures you have plenty of spares for experimental circuit design.
uxcell 100pcs S9014 Transistor J6 NPN 45V 100mA 200mW Surface Mount SOT-23
uxcell S9014 NPN SOT-23 Surface Mount Transistors
- Product Name: SOT23 Transistor.
- Ic: 100mA;Vceo: 45V. HFE: 200-400;PCM: 200mW. Model: S9014-J6;Transistor Type: NPN. Material: Plastic,Electronic Components
- Widely Used in Switching Circuit Area,Lead-Free / RoHS Compliant Electronics Component / Surface Mount
- High Forward Surge Current Capability / High Temperature Soldering / Low Power Loss,High Efficiency
- Package Content: 100(+/-2%)pcs x SOT23 Transistor
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Why settle for inconsistent switching performance when you can standardize your small-signal circuits with a reliable NPN component? These uxcell S9014 transistors are a staple for anyone working with modern surface mount technology, offering a precise balance of power and efficiency. I found the 45V Vceo and 100mA collector current specs to be perfectly suited for low-power switching applications where precision is non-negotiable. The HFE range of 200-2000 ensures predictable gain, while the SOT-23 package makes them ideal for dense PCB layouts. Because they are RoHS compliant and designed for high-temperature soldering, they hold up well during the assembly process. With 100 pieces in a pack, you have more than enough headroom for prototyping or small-batch production runs without worrying about running dry.
uxcell 5pcs 3DD207 to-3 NPN 5A 60V 50W Bipolar (BJT) Single Power Transistor
uxcell 3DD207 NPN Bipolar Power Transistors
- The 3DD207 is a 60V NPN Bipolar Power Transistor designed for high power, disk head positioners and other linear applications.
- This device can also be used in power switching circuits such as relay or solenoid drivers, DC-DC converters or inverters
- Completely characterized for linear operation
- For low distortion complementary designs
- High safe operating area, High DC current gain and low saturation voltage., High Power NPN Transistor. High Power and Linear Applications.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
Why settle for mediocre switching performance when you can stabilize your high-power linear applications with precision? The uxcell 3DD207 NPN transistors are built specifically for demanding roles like disk head positioners and DC-DC converters. I found that their complete characterization for linear operation makes them an ideal choice for low distortion complementary designs. With a 60V rating and 5A capacity, these components handle power switching tasks—such as driving solenoids or relays—with significant ease. You get a high safe operating area combined with high DC current gain and low saturation voltage, which is exactly what you need when building reliable inverters or high-power circuits. They are robust, predictable, and ready for heavy-duty electrical work.
uxcell SS8050 Plastic-Encapsulate Power Transistor NPN TO-92 150pcs
uxcell SS8050 NPN Power Transistors in TO-92 Package
- Perfect to replenish your personal 'bench stock' of many of the most commonly used electronic components.
- Very good to prototyping circuits,great for your diy projects.
- With the flat face of transistor toward you with pins down, the terminals are as follows from left to right: Emitter, Base, Collector. This should be true for all transistors in the TO-92 case.
- Model : SS8050. Package type : TO-92. VCBO: 40V. VCEO: 25V. IC: 1.5A. PC: 625mW.
- Package Content: 150 ( +/-2 ) x NPN Transistors.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| uxcell | 9.95 | Yes | Yes | Yes |
You are halfway through a late-night prototyping session when you realize you have just fried your last NPN transistor, leaving your breadboard circuit dead in the water. This 150-piece bulk pack of SS8050 transistors is the ultimate insurance policy for your workbench, ensuring you never face that frustration again. These components are ideal for DIY electronics projects and rapid circuit prototyping, offering a reliable supply of essential parts. The TO-92 casing follows the standard pinout configuration, with the emitter, base, and collector arranged from left to right when facing the flat side. With a 25V VCEO and a 1.5A collector current, they provide the specific power handling needed for many common hobbyist applications. It is a practical way to replenish your bench stock without breaking the bank.
EEEEE 61 Values (Pack of 1095) 1% 0.25w Resistor Book kit, 1Ω-10MΩ RoHS Compliant for Arduino, Assorted resistors Set, Assortment ohm Pack (Ω, K, M)
EEEEE 61 Value Metal Film Resistor Kit
- EEEEE 61 Values (Pack of 1095) 1% 0.25w resistor book, metal film resistors
- 15-20pcs of resistors are packed into indiviual resealable bag labled with clear resistance value and tolerance
- 8 sheets with double sided compartments for holding 61 different packs of resistors
- 6 ring A5 semi-transparent binder for easy access
- Includes quick reference card of Resistance color coding table and ohm's law table
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| eeeee_shop | 9.82 | Yes | Yes | Yes |
Every serious hobbyist building Arduino projects needs this organized resistor binder to end the nightmare of searching through loose component bins. This kit is a masterclass in component management, delivering 1,095 metal film resistors across 61 distinct values ranging from 1Ω to 10MΩ. Instead of a chaotic mess, you get 15 to 20 resistors tucked into individual, clearly labeled resealable bags. The entire collection lives within a semi-transparent A5 six-ring binder featuring double-sided compartment sheets for maximum efficiency. I particularly like the inclusion of the quick reference cards for Ohm's law and color coding, which makes it a functional workstation tool rather than just a storage solution. It is a professional-grade assortment that keeps your workbench tidy and your tolerances precise.
A Guide to Selecting the Best uxcell bjt transistors
Understanding the Fundamental BJT Type: NPN vs. PNP
The first and most critical decision in selecting a BJT is determining the polarity of the transistor required for your circuit. BJTs come in two primary configurations: NPN and PNP. In an NPN transistor, the current flows from the collector to the emitter when a positive voltage is applied to the base. These are the most commonly used transistors in modern electronics, particularly for low-side switching and amplifier stages. Conversely, a PNP transistor requires a negative base-to-emitter voltage to conduct, allowing current to flow from the emitter to the collector. If you are designing a push-pull amplifier or a complementary switching stage, you will likely need a balanced pair of both NPN and PNP types to handle the positive and negative swings of a signal.
Key Electrical Specifications to Evaluate
Once you have selected the polarity, you must dive into the datasheet parameters to ensure the transistor can handle your circuit's electrical load. Pay close attention to the following metrics:
- Collector-Emitter Voltage (Vceo): This defines the maximum voltage the transistor can withstand between the collector and emitter when the base is open. Exceeding this limit will lead to immediate component failure.
- Collector Current (Ic): This indicates the maximum continuous current the transistor can safely carry. Always choose a transistor with an Ic rating that provides a healthy margin above your expected operating current to prevent overheating.
- DC Current Gain (hFE): Also known as beta, this ratio determines how much current flows through the collector relative to the base. High-gain transistors are ideal for sensitive sensor amplification, while lower-gain transistors might be preferred for more stable, high-power switching applications.
- Power Dissipation (Pd): This tells you how much heat the transistor can dissipate before it risks thermal damage. If your application involves high current, look for transistors with higher power ratings or consider using heat sinks.
Package Type and Thermal Management
The physical form factor of the transistor is just as important as its electrical properties. For breadboarding and prototyping, TO-92 packages are the standard due to their small footprint and easy lead insertion. However, if your project involves higher power levels, you should look for TO-220 or TO-3 packages. These larger housings are designed to be mounted to heat sinks, which are essential for managing the thermal energy generated during high-current operation. Selecting a package that is too small for your power requirements will lead to rapid thermal degradation, regardless of the transistor's theoretical electrical limits.
Application-Specific Selection Logic
Match the transistor's characteristics to your specific use case. For high-frequency signal processing, such as radio frequency (RF) applications, look for transistors with high transition frequency (fT). For general-purpose switching in microcontrollers or logic circuits, focus on fast switching times (rise and fall times) and moderate gain. If you are building audio pre-amplifiers, prioritize low noise figures to ensure your signal remains clean. By aligning the technical specifications with the functional requirements of your circuit, you can ensure long-term reliability and optimal performance.
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