Overview
The BC857AW-7-F is a PNP small signal transistor manufactured by Diodes Incorporated. It is part of the BC856AW-BC858CW series and is housed in a SOT323 package. This transistor is designed for various applications, including switching and audio frequency (AF) amplifier uses. It is also fully compliant with RoHS and lead-free standards, making it suitable for a wide range of electronic devices.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage | VCBO | -50 | V |
| Collector-Emitter Voltage | VCEO | -45 | V |
| Emitter-Base Voltage | VEBO | -5.0 | V |
| Continuous Collector Current | IC | -100 | mA |
| Peak Pulse Collector Current | ICM | -200 | mA |
| Power Dissipation | PD | 200 | mW |
| Thermal Resistance, Junction to Ambient | RθJA | 625 | °C/W |
| Operating and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| DC Current Gain (hFE) | hFE | 125 to 250 | - |
| Transition Frequency | fT | 200 | MHz |
Key Features
- Ideally suited for automatic insertion.
- Complementary NPN types available (BC846AW - BC848CW).
- For switching and AF amplifier applications.
- Totally lead-free and fully RoHS compliant.
- Halogen and antimony free, 'Green' device.
- Qualified to JEDEC standards for high reliability.
- Qualified to AEC-Q101 standards for automotive applications.
- Moisture sensitivity level 1 per J-STD-020.
- Terminals: Matte tin plated leads, solderable per MIL-STD-202, Method 208.
Applications
The BC857AW-7-F transistor is versatile and can be used in various applications, including:
- Switching circuits: Due to its high current gain and low saturation voltage, it is suitable for switching applications.
- Audio Frequency (AF) Amplifiers: It is designed for use in AF amplifier circuits where high gain and low noise are required.
- Automotive Electronics: Qualified to AEC-Q101 standards, making it suitable for automotive applications requiring high reliability.
- General Purpose Amplification: Can be used in a variety of general-purpose amplification circuits.
Q & A
- What is the package type of the BC857AW-7-F transistor?
The BC857AW-7-F transistor is housed in a SOT323 package.
- What are the operating temperature ranges for the BC857AW-7-F transistor?
The operating and storage temperature range is -65°C to +150°C.
- Is the BC857AW-7-F transistor RoHS compliant?
Yes, the BC857AW-7-F transistor is fully RoHS compliant and lead-free.
- What is the maximum collector current for the BC857AW-7-F transistor?
The maximum continuous collector current is -100 mA.
- What is the transition frequency of the BC857AW-7-F transistor?
The transition frequency (fT) is 200 MHz.
- Is the BC857AW-7-F transistor suitable for automotive applications?
Yes, it is qualified to AEC-Q101 standards for automotive applications.
- What is the power dissipation of the BC857AW-7-F transistor?
The maximum power dissipation is 200 mW.
- What are the complementary NPN types available for the BC857AW-7-F transistor?
The complementary NPN types are BC846AW - BC848CW.
- What is the DC current gain (hFE) of the BC857AW-7-F transistor?
The DC current gain (hFE) ranges from 125 to 250.
- Is the BC857AW-7-F transistor halogen and antimony free?
Yes, it is halogen and antimony free, classified as a 'Green' device.
