Overview
The BC857CW-7-F is a PNP general-purpose bipolar junction transistor (BJT) manufactured by Diodes Incorporated. This transistor is part of the BC857 series, known for its versatility in various electronic applications. It is packaged in a small SOT323 (SC-70) surface-mounted device (SMD) plastic package, making it ideal for space-constrained designs. The BC857CW is designed for general-purpose switching and amplification, offering a balance of current and voltage handling capabilities.
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 (single pulse) | ICM | -200 | mA |
| Power Dissipation | PD | 200 | mW |
| Thermal Resistance, Junction to Ambient | RϴJA | 625 | °C/W |
| Operating and Storage Temperature Range | TJ, TSTG | -55 to +150 | °C |
| DC Current Gain (hFE) | hFE | 420 to 800 | |
| Transition Frequency | fT | 100 | MHz |
Key Features
- Ideally suited for automatic insertion due to its SOT323 package.
- Complementary NPN types available (BC846AW - BC848CW).
- Totally lead-free and fully RoHS compliant, halogen and antimony free, making it a 'green' device.
- Qualified to JEDEC standards for high reliability and suitable for automotive applications with specific change control requirements.
- Low current (max. 100 mA) and low voltage (max. 65 V) capabilities, making it suitable for general-purpose switching and amplification.
Applications
The BC857CW-7-F is versatile and can be used in a variety of applications, including:
- General-purpose switching and amplification circuits.
- Automotive systems, especially those requiring specific change control and high reliability (AEC-Q100/101/200 qualified).
- Industrial and consumer electronics where space is a constraint due to its small SOT323 package.
- Mobile and wearable devices requiring low power consumption and high reliability.
Q & A
- What is the package type of the BC857CW-7-F transistor? The BC857CW-7-F is packaged in a SOT323 (SC-70) surface-mounted device (SMD) plastic package.
- What are the complementary NPN types for the BC857CW-7-F? The complementary NPN types are BC846AW - BC848CW.
- Is the BC857CW-7-F RoHS compliant? Yes, the BC857CW-7-F is totally lead-free and fully RoHS compliant, halogen and antimony free.
- What is the maximum collector current of the BC857CW-7-F? The maximum continuous collector current is -100 mA.
- What is the operating temperature range of the BC857CW-7-F? The operating and storage temperature range is -55 to +150°C.
- Is the BC857CW-7-F suitable for automotive applications? Yes, it is qualified to JEDEC standards and suitable for automotive applications requiring specific change control and high reliability.
- What is the transition frequency of the BC857CW-7-F? The transition frequency (fT) is 100 MHz.
- What are the typical applications of the BC857CW-7-F? It is used in general-purpose switching and amplification circuits, automotive systems, industrial and consumer electronics, and mobile and wearable devices.
- What is the power dissipation of the BC857CW-7-F? The power dissipation (PD) is 200 mW.
- Is the BC857CW-7-F available in different ordering codes? Yes, it is available in different ordering codes such as BC857CW,115 and BC857CW,135.
