Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR) |
| Series | SOT-23 |
| Part Status | Active |
| Transistor Type | NPN |
| Current - Collector(Ic)(Max) | 500 mA |
| Voltage - Collector Emitter Breakdown(Max) | 25 V |
| Vce Saturation(Max) @ Ib Ic | 600mV @ 50mA, 500mA |
| Current - Collector Cutoff(Max) | 100nA (ICBO) |
| DC Current Gain(h FE)(Min) @ Ic Vce | 120 @ 50mA, 1V |
| Power - Max | 300 mW |
| Frequency - Transition | 150MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Overview
Description
The S8050 is a widely used NPN bipolar junction transistor (BJT) designed for general-purpose amplification and switching applications.
### Key Features:
- Type: NPN
- Max Collector Current (Ic): 700mA
- Max Collector-Emitter Voltage (Vce): 20V
- Max Power Dissipation (Pd): 625mW
- Gain (hFE): 85–300 (varies by model)
### Applications:
- Low-power amplification
- Signal switching
- Driver circuits (e.g., relays, LEDs)
### Pinout (TO-92 Package):
1. Emitter (E)
2. Base (B)
3. Collector (C)
### Complementary PNP: S8550
The S8050 is cost-effective, easy to use, and commonly found in hobbyist and commercial electronics. Always check the datasheet for exact specifications.
### Key Features:
- Type: NPN
- Max Collector Current (Ic): 700mA
- Max Collector-Emitter Voltage (Vce): 20V
- Max Power Dissipation (Pd): 625mW
- Gain (hFE): 85–300 (varies by model)
### Applications:
- Low-power amplification
- Signal switching
- Driver circuits (e.g., relays, LEDs)
### Pinout (TO-92 Package):
1. Emitter (E)
2. Base (B)
3. Collector (C)
### Complementary PNP: S8550
The S8050 is cost-effective, easy to use, and commonly found in hobbyist and commercial electronics. Always check the datasheet for exact specifications.
Equivalent
The S8050 is an NPN transistor. Equivalent or similar products include:
- 2N5551
- BC547
- 2N3904
- BC337
- 2SC1815
These transistors share comparable characteristics (e.g., voltage, current ratings) and can often substitute the S8050 in circuits. Verify pinouts and specs for exact compatibility.
- 2N5551
- BC547
- 2N3904
- BC337
- 2SC1815
These transistors share comparable characteristics (e.g., voltage, current ratings) and can often substitute the S8050 in circuits. Verify pinouts and specs for exact compatibility.
Features
The S8050 is an NPN bipolar junction transistor (BJT) with the following key features:
- Type: NPN (general-purpose, low-power)
- Package: TO-92 (common through-hole)
- Max Collector-Base Voltage (VCB): 40V
- Max Collector-Emitter Voltage (VCE): 25V
- Max Emitter-Base Voltage (VEB): 5V
- Collector Current (IC): 700mA (max)
- Power Dissipation (Ptot): 625mW
- DC Current Gain (hFE): 85–300 (varies by batch)
- Transition Frequency (fT): ~100MHz
Applications: Switching, amplification, driver circuits, and signal processing in low-voltage systems.
Complementary PNP: S8550 (often paired with S8050).
Note: Always check datasheets for exact specs.
- Type: NPN (general-purpose, low-power)
- Package: TO-92 (common through-hole)
- Max Collector-Base Voltage (VCB): 40V
- Max Collector-Emitter Voltage (VCE): 25V
- Max Emitter-Base Voltage (VEB): 5V
- Collector Current (IC): 700mA (max)
- Power Dissipation (Ptot): 625mW
- DC Current Gain (hFE): 85–300 (varies by batch)
- Transition Frequency (fT): ~100MHz
Applications: Switching, amplification, driver circuits, and signal processing in low-voltage systems.
Complementary PNP: S8550 (often paired with S8050).
Note: Always check datasheets for exact specs.
Pinout
The S8050 is an NPN bipolar junction transistor (BJT) with 3 pins:
1. Emitter (E): Outputs current (connected to ground in common-emitter configurations).
2. Base (B): Controls the transistor’s switching/amplification (input signal).
3. Collector (C): Collects current (connected to load/Vcc).
Key Functions:
- Amplification: Boosts weak signals (e.g., in audio circuits).
- Switching: Turns loads on/off (max 700mA collector current, 20V collector-emitter voltage).
Pinout (TO-92 package):
- Flat side facing you: Left to right → E-B-C.
Concise and to spec.
1. Emitter (E): Outputs current (connected to ground in common-emitter configurations).
2. Base (B): Controls the transistor’s switching/amplification (input signal).
3. Collector (C): Collects current (connected to load/Vcc).
Key Functions:
- Amplification: Boosts weak signals (e.g., in audio circuits).
- Switching: Turns loads on/off (max 700mA collector current, 20V collector-emitter voltage).
Pinout (TO-92 package):
- Flat side facing you: Left to right → E-B-C.
Concise and to spec.
Application
The S8050 is an NPN bipolar junction transistor (BJT) commonly used in:
1. Amplification – Small-signal amplification in audio and RF circuits.
2. Switching – Low-power switching in digital circuits, relays, and LED drivers.
3. Signal Processing – Oscillators, timers, and waveform generators.
4. Consumer Electronics – Remote controls, toys, and small appliances.
5. Automotive – Sensor interfaces and control modules.
Its low voltage (20V) and moderate current (700mA) make it suitable for general-purpose applications.
1. Amplification – Small-signal amplification in audio and RF circuits.
2. Switching – Low-power switching in digital circuits, relays, and LED drivers.
3. Signal Processing – Oscillators, timers, and waveform generators.
4. Consumer Electronics – Remote controls, toys, and small appliances.
5. Automotive – Sensor interfaces and control modules.
Its low voltage (20V) and moderate current (700mA) make it suitable for general-purpose applications.
Package
The S8050 transistor is commonly available in the TO-92 package, a small, through-hole plastic package with three leads. It is widely used for general-purpose amplification and switching applications. Some variants may also come in SOT-23 (surface-mount) packages for compact PCB designs. Always check the datasheet for specific package details.
