BC517G

Single Bipolar Transistors Overview

The BC517G is a general-purpose NPN silicon transistor manufactured by onsemi, designed for medium power amplifier and switching applications. It features a collector current capability of up to 1.5 A and a collector-emitter breakdown voltage of 45 V. The device utilizes a surface-mount SOT-23 package, facilitating automated assembly in compact electronic designs. Key electrical characteristics include a minimum DC current gain (hFE) of 100 under specified test conditions, ensuring reliable performance in signal amplification tasks.

Single Bipolar Transistors Feature Summary

• NPN silicon construction optimized for general-purpose medium power applications
• Capable of handling collector currents up to 1.5 A for robust switching
• Surface-mount SOT-23 packaging for efficient PCB integration

Single Bipolar Transistors Applications

• General purpose medium power amplifiers
• Electronic switching circuits
• Signal processing stages requiring moderate current drive

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'G' against the manufacturer's official documentation to confirm halogen-free status and lead plating specifications. Ensure the ordering code matches the required tape and reel configuration for surface-mount assembly processes. Cross-reference the part number with the latest datasheet to confirm availability and compliance with current environmental regulations such as RoHS.

Single Bipolar Transistors Selection Notes

Select this component when a surface-mount NPN transistor is required for applications demanding up to 1.5 A collector current and 45 V voltage rating. The SOT-23 package is suitable for space-constrained designs. Verify that the hFE range meets the circuit's gain requirements and that the thermal characteristics are adequate for the intended operating environment without excessive heat sinking.

Single Bipolar Transistors Part Context

This component belongs to the BC517 series of small-signal bipolar transistors from onsemi. The series is engineered for versatile use in consumer electronics and industrial equipment where reliable NPN switching and amplification are needed. The BC517G variant specifically denotes the surface-mount version in an SOT-23 package, distinguishing it from through-hole alternatives within the same functional family.

Single Bipolar Transistors Replacement Considerations

Direct substitutes may include other NPN transistors in SOT-23 packages with comparable 1.5 A current and 45 V voltage ratings, such as the BC817 series variants. Verify pinout compatibility and electrical parameters before substitution.