Overview
The BC857S is a bipolar junction transistor (BJT) produced by Diotec Semiconductor. It is a general-purpose PNP transistor, available in the SOT-363 package. This transistor is designed for a wide range of applications, including signal processing, switching, and amplification. The BC857S is part of a family of transistors that are compliant with various standards such as RoHS, REACH, and Conflict Minerals, ensuring environmental and regulatory compliance. The transistor is also available in AEC-Q101 compliant and qualified versions, making it suitable for automotive and other high-reliability applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type of Transistor | PNP x2 | |
| Polarization | Bipolar | |
| Collector-Emitter Voltage (VCEO) | 45 V | V |
| Collector Current (IC) | 100 mA | mA |
| Power Dissipation (Ptot) | 250 mW | mW |
| Pulsed Collector Current (ICM) | 200 mA | mA |
| Current Gain (hFE) | 220 - 475 | |
| Junction Temperature (Tj) | -55°C to +150°C | °C |
| Storage Temperature (TS) | -55°C to +150°C | °C |
| Gain-Bandwidth Product (fT) | 100 MHz | MHz |
| Package Type | SOT-363 |
Key Features
- General-purpose PNP transistor in SOT-363 package
- Compliant with RoHS, REACH, and Conflict Minerals regulations
- AEC-Q101 compliant and qualified versions available for automotive applications
- High current gain (hFE) of 220 to 475
- Low collector-emitter saturation voltage (VCEsat)
- High gain-bandwidth product (fT) of 100 MHz
- Wide operating temperature range (-55°C to +150°C)
Applications
- Signal processing
- Switching circuits
- Amplification
- Automotive industry
- Commercial and industrial applications
Q & A
- What is the collector-emitter voltage (VCEO) of the BC857S transistor?
The collector-emitter voltage (VCEO) of the BC857S transistor is 45 V.
- What is the maximum collector current (IC) of the BC857S transistor?
The maximum collector current (IC) of the BC857S transistor is 100 mA.
- What is the power dissipation (Ptot) of the BC857S transistor?
The power dissipation (Ptot) of the BC857S transistor is 250 mW.
- What is the gain-bandwidth product (fT) of the BC857S transistor?
The gain-bandwidth product (fT) of the BC857S transistor is 100 MHz.
- In what package is the BC857S transistor available?
The BC857S transistor is available in the SOT-363 package.
- Is the BC857S transistor compliant with automotive standards?
Yes, the BC857S transistor is available in AEC-Q101 compliant and qualified versions for automotive applications.
- What are the typical applications of the BC857S transistor?
The BC857S transistor is typically used in signal processing, switching, amplification, and automotive industry applications.
- What is the junction temperature range of the BC857S transistor?
The junction temperature range of the BC857S transistor is -55°C to +150°C.
- Is the BC857S transistor compliant with environmental regulations?
Yes, the BC857S transistor is compliant with RoHS, REACH, and Conflict Minerals regulations.
- What is the current gain (hFE) range of the BC857S transistor?
The current gain (hFE) range of the BC857S transistor is 220 to 475.
