BC547C,112

Single Bipolar Transistors Overview

The BC547C,112 is an NPN general-purpose silicon transistor manufactured by NXP Semiconductors. It operates with a maximum collector current of 100 mA and a collector-emitter voltage rating of 45 V. The device features a minimum DC current gain (hFE) of 420 in the 'C' grade variant. It is housed in a TO-92 plastic package with three pins. The component is designed for low-power switching and amplification applications, supporting a maximum operating temperature of 150 °C.

Single Bipolar Transistors Feature Summary

• NPN silicon construction for general-purpose signal processing
• High DC current gain suitable for sensitive amplification stages
• Compact TO-92 plastic packaging for through-hole mounting

Single Bipolar Transistors Applications

• General purpose switching circuits
• Small signal amplification stages
• Low power audio pre-amplifiers

Single Bipolar Transistors Procurement Notes

Verify the specific ordering code BC547C,112 against the manufacturer's official datasheet to confirm pinout orientation and electrical tolerances. Ensure the procurement source provides traceable documentation matching the NXP specification sheet. Confirm RoHS compliance status as indicated in the latest product release notes before finalizing supply chain agreements.

Single Bipolar Transistors Selection Notes

Select this component when a high-gain NPN transistor is required for low-current applications. The 'C' suffix indicates a tighter gain bin compared to standard variants. Consider the TO-92 package constraints for thermal management in enclosed designs. Verify that the 45 V breakdown voltage meets the circuit's peak voltage requirements under all operating conditions.

Single Bipolar Transistors Part Context

This part belongs to the BC547 series of NPN general-purpose transistors widely used in consumer electronics and industrial control. The series includes complementary PNP devices such as the BC557. The BC547C variant specifically targets applications requiring higher current gain consistency. It serves as a fundamental discrete semiconductor component for basic analog and digital logic interfacing tasks.

Single Bipolar Transistors Replacement Considerations

Direct functional substitutes include the BC547B or BC547A from various manufacturers, noting differences in hFE ranges. Cross-reference with ON Semiconductor or STMicroelectronics equivalents ensuring identical TO-92 pinout compatibility. Verify that replacement parts meet the same 100 mA and 45 V ratings.