BC847AW RFG

Overview

The BC847AW RFG is a general-purpose NPN bipolar junction transistor manufactured by Taiwan Semiconductor Corporation. It utilizes the SOT-23 surface-mount package to provide compact integration for electronic circuits. The device features a collector-emitter voltage rating of 45V and a continuous collector current capacity of 100mA. Key electrical characteristics include a DC current gain (hFE) range typically spanning from 110 to 800, ensuring reliable amplification performance across various operating conditions.

Feature Summary

• General-purpose NPN switching and amplification capability
• Compact SOT-23 surface-mount package design
• High DC current gain for efficient signal processing

Applications

• General-purpose switching applications
• Small-signal amplification circuits
• Driver stages in consumer electronics

Procurement Notes

Verify the specific suffix 'RFG' against official Taiwan Semiconductor documentation to confirm reel packaging specifications and tape-and-reel dimensions. Ensure the part number matches the exact marking code on the component body to distinguish it from similar variants within the BC847 family. Cross-reference the datasheet revision date to confirm current electrical parameter limits before finalizing procurement orders.

Selection Notes

Select this component when a small-form-factor NPN transistor with moderate voltage ratings is required. The high hFE range makes it suitable for low-current amplification tasks where precise biasing is manageable. Consider thermal dissipation constraints inherent to the SOT-23 package when designing high-density PCB layouts for continuous operation scenarios.

Part Context

This component belongs to the BC847 series of NPN transistors, widely used in portable devices due to its small footprint. The BC847AW variant specifically denotes the standard general-purpose version within this lineup. It serves as a fundamental discrete semiconductor element for basic logic and analog functions in modern electronic assemblies.

Replacement Considerations

Compatible substitutes include the BC847B and BC847C from the same manufacturer, provided the hFE binning requirements align with the circuit design. Other generic NPN transistors in the SOT-23 package with comparable Vceo and Ic ratings may serve as functional equivalents if pinout compatibility is verified.