Overview
The BC857CMTF is a PNP general-purpose transistor produced by Fairchild Semiconductor, now part of ON Semiconductor. This transistor is designed for various amplifier and switching applications, particularly in surface mount technology (SMT) circuits. It is housed in the SC-70/SOT-323 package, making it suitable for low power and compact designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (VCEO) | -45 | V |
| Collector-Base Voltage (VCBO) | -50 | V |
| Emitter-Base Voltage (VEB0) | -5.0 | V |
| Collector Current (IC) - Continuous | 100 | mA |
| Collector Current (IC) - Peak (1 ms pulse) | 200 | mA |
| Maximum Collector Power Dissipation (PC) | 0.2 | W |
| Maximum Operating Junction Temperature (TJ) | 150 | °C |
| Transition Frequency (fT) | 150 | MHz |
| DC Current Gain (hFE) | 110 - 520 | - |
| Collector-Emitter Saturation Voltage (VCE(sat)) | -0.3 - 0.65 | V |
| Base-Emitter Saturation Voltage (VBE(sat)) | -0.7 - 0.9 | V |
| Package | SC-70/SOT-323 | - |
Key Features
- Pb-Free, Halogen Free/BFR Free and RoHS Compliant: Ensures environmental compliance and safety.
- Low Collector-Emitter Saturation Voltage: Enhances efficiency in switching applications.
- High DC Current Gain: Suitable for a wide range of amplifier applications.
- Low Noise Figure: Ideal for audio and other low-noise applications.
- Compact SOT-323 Package: Suitable for surface mount technology and space-constrained designs.
- AEC-Q101 Qualified and PPAP Capable: Meets automotive and other stringent application requirements.
Applications
- General Purpose Amplifier Applications: Suitable for various amplifier circuits requiring high gain and low noise.
- Switching Applications: Ideal for small load switching due to its low saturation voltage and high current gain.
- Portable Equipment: Compact package makes it well-suited for portable and handheld devices.
- Automotive Applications: AEC-Q101 qualified, making it suitable for automotive and other demanding environments.
Q & A
- What is the collector-emitter voltage rating of the BC857CMTF transistor?
The collector-emitter voltage (VCEO) rating is -45 V.
- What is the maximum collector current for the BC857CMTF transistor?
The maximum continuous collector current (IC) is 100 mA, and the peak collector current (1 ms pulse) is 200 mA.
- What is the package type of the BC857CMTF transistor?
The BC857CMTF is housed in the SC-70/SOT-323 package.
- Is the BC857CMTF transistor RoHS compliant?
- What are the typical applications of the BC857CMTF transistor?
- What is the transition frequency (fT) of the BC857CMTF transistor?
T) is 150 MHz. - What is the DC current gain (hFE) range of the BC857CMTF transistor?
FE) ranges from 110 to 520. - Is the BC857CMTF transistor suitable for high-temperature applications?
- What is the collector-emitter saturation voltage (VCE(sat)) of the BC857CMTF transistor?
CE(sat)) ranges from -0.3 to -0.65 V. - Is the BC857CMTF transistor AEC-Q101 qualified?
