The NXP BC846 is a high-performance, small-signal NPN bipolar junction transistor (BJT) designed for general-purpose switching and amplification applications. This versatile transistor offers a perfect balance of electrical characteristics making it a staple in electronic designs.
Key Features:
- Low Current: The BC846 is optimized for low current operations, with a collector current (Ic) of up to 100 mA, making it ideal for low-power applications.
- High Voltage: It has a collector-base voltage (Vcbo) of 80V, ensuring robust performance for a wide range of circuit configurations.
- Low Noise: This transistor exhibits low noise figures, a critical parameter for audio amplifiers and sensitive signal processing circuits.
- Surface-Mount Package: Available in a small SOT-23 package, the BC846 is suitable for high-density PCB designs and is widely used in automated surface-mount processes.
- Compatibility: The BC846 is a direct replacement for many standard NPN transistors, offering designers an easy upgrade path for improving system performance.
Applications:
- General-purpose switching
- Signal amplification
- Audio amplifiers
- Driver stages in Hi-Fi amplifiers and television circuits
- Control circuits
- Portable and consumer electronics
Technical Specifications:
| Parameter |
Value |
| Collector-Base Voltage (Vcbo) |
80V |
| Collector-Emitter Voltage (Vceo) |
65V |
| Emitter-Base Voltage (Vebo) |
6V |
| Collector Current (Ic) |
100 mA |
| Power Dissipation (Pd) |
250 mW |
| DC Current Gain (hFE) |
110 - 800 |
The NXP BC846 transistor is a reliable and cost-effective component for a wide array of electronic applications, providing designers with a compact, high-performance solution for their circuit requirements.