Taiwan Semiconductor BC846BWH & BC847B/CWH NPN Transistors

Introduction

The Taiwan Semiconductor BC846BWH and BC847B/CWH are high-performance NPN transistors designed for a variety of applications. These small signal transistors are AEC-Q101 qualified, ensuring reliability and performance in automotive and industrial environments.

Part Description

The BC846BWH and BC847B/CWH NPN transistors are characterized by their 200mW power dissipation and a collector current of up to 100mA. They feature a compact SOT-323 package, making them suitable for automated placement in circuit boards. With a transition frequency of 100MHz and an output capacitance of 4.5pF, these transistors are optimized for general switching and amplification tasks. They also boast a junction-to-ambient thermal resistance of 625°C/W and are compliant with RoHS and halogen-free standards.

Applications

• General switching applications
• Amplification in audio circuits
• Signal processing in communication devices

Industries

• Automotive
• Consumer electronics
• Telecommunications
• Industrial automation

Usage Ideas

1. Audio Amplifier Circuit: Use the BC846BWH to build a small audio amplifier for personal audio devices, enhancing sound quality in compact designs.
2. LED Driver: Create a simple LED driver circuit that utilizes the BC847B/CWH to control the brightness of LEDs in decorative lighting applications.
3. Signal Switch: Implement a signal switching circuit using these transistors to control different signal paths in a communication device, improving signal integrity.

Conclusion

The Taiwan Semiconductor BC846BWH and BC847B/CWH NPN transistors are versatile components ideal for a range of applications in various industries. Their compact size, high performance, and compliance with environmental standards make them a reliable choice for engineers and hobbyists alike. Whether used in audio amplification, LED driving, or signal switching, these transistors provide excellent functionality and efficiency.