Overview
The BC857BLP4-7 is a 45V PNP small-signal transistor manufactured by Diodes Incorporated. This transistor is designed for general-purpose applications and is notable for its compact package and high reliability. The BC857BLP4-7 is part of the BC857 series and is complemented by the NPN type BC847BLP4. It is fully RoHS compliant, halogen and antimony free, and qualified to JEDEC standards for high reliability, 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 | V |
| Collector Current | IC | -100 | mA |
| Peak Pulse Collector Current | ICM | -200 | mA |
| Power Dissipation | PD | 1 | W |
| Thermal Resistance, Junction to Ambient | RθJA | 310 | °C/W |
| Operating and Storage Temperature Range | TJ, TSTG | -55 to +150 | °C |
| Package | X2-DFN1006-3 | ||
| Package Footprint | 0.6 mm² | ||
| Package Height | 0.4 mm |
Key Features
- High Collector Current: Up to -100 mA, making it suitable for various small-signal applications.
- Compact Package: The X2-DFN1006-3 package has a footprint of 0.6 mm², which is 13 times smaller than the SOT23 package, and a height of 0.4 mm, minimizing off-board profile.
- High Power Dissipation: Up to 1 W, ensuring reliable operation in demanding environments.
- Environmental Compliance: Totally lead-free, halogen-free, and antimony-free, and fully RoHS compliant.
- High Reliability: Qualified to JEDEC standards (as referenced in AEC-Q) for high reliability.
- Complementary Type: The BC847BLP4 is the complementary NPN type transistor.
Applications
The BC857BLP4-7 transistor is versatile and can be used in a variety of applications, including:
- General-purpose switching and amplification in electronic circuits.
- Automotive electronics (an automotive-compliant version is available under a separate datasheet).
- Consumer electronics such as audio equipment, home appliances, and mobile devices.
- Industrial control systems and automation.
- Medical devices requiring high reliability and compact design.
Q & A
- What is the collector-emitter voltage rating of the BC857BLP4-7 transistor?
The collector-emitter voltage (VCEO) rating is -45 V.
- What is the maximum collector current for the BC857BLP4-7 transistor?
The maximum collector current (IC) is -100 mA.
- What is the power dissipation capability of the BC857BLP4-7 transistor?
The power dissipation (PD) is up to 1 W.
- What is the package type and footprint of the BC857BLP4-7 transistor?
The package type is X2-DFN1006-3 with a footprint of 0.6 mm².
- Is the BC857BLP4-7 transistor RoHS compliant?
- What are the operating and storage temperature ranges for the BC857BLP4-7 transistor?
The operating and storage temperature range is -55 to +150 °C.
- What is the thermal resistance from junction to ambient for the BC857BLP4-7 transistor?
The thermal resistance from junction to ambient (RθJA) is 310 °C/W.
- Does the BC857BLP4-7 transistor have a complementary NPN type?
- Is the BC857BLP4-7 transistor suitable for automotive applications?
- What is the moisture sensitivity level of the BC857BLP4-7 transistor?
The moisture sensitivity level is Level 1 per J-STD-020.
