2SC4837S-AY

Single Bipolar Transistors Overview

The 2SC4837S-AY is an NPN silicon epitaxial planar transistor manufactured by onsemi. It features a maximum collector current of 4A and a collector-emitter breakdown voltage of 50V. The device has a maximum power dissipation of 1.5W and a transition frequency of 150MHz. DC current gain is at least 140 at 10mA, with a saturation voltage of 500mV at 2A. It utilizes the FLP (Flangeless Package) form factor for through-hole mounting.

Single Bipolar Transistors Feature Summary

• High collector current capability of 4A for robust switching performance
• Low saturation voltage to minimize conduction losses
• Transition frequency of 150MHz suitable for high-speed applications
• FLP package design optimized for efficient heat dissipation

Single Bipolar Transistors Applications

• General-purpose switching circuits
• Audio amplifier output stages
• Power supply regulation

Single Bipolar Transistors Procurement Notes

Verify component authenticity against manufacturer specifications due to obsolete status. Confirm package integrity as the FLP form factor requires specific mounting considerations. Check for RoHS compliance documentation if required for final assembly standards. Ensure sourcing channels provide valid traceability records for quality assurance purposes.

Single Bipolar Transistors Selection Notes

Select this component when a 4A NPN transistor with low saturation voltage is required in a flangeless package. Compare transition frequency requirements against application needs. Consider thermal management capabilities relative to the 1.5W power dissipation limit. Evaluate alternative packages if PCB space constraints differ from the FLP footprint.

Single Bipolar Transistors Part Context

This part belongs to onsemi's discrete bipolar transistor portfolio. It is designed for general-purpose switching and amplification tasks. The FLP package variant offers a compact solution compared to traditional TO-220 styles while maintaining similar electrical characteristics. It serves as a replacement for older generation high-current NPN transistors in industrial and consumer electronics.

Single Bipolar Transistors Replacement Considerations

Consult official substitution guides for equivalent NPN transistors with matching 4A current ratings and 50V breakdown voltages. Verify pinout compatibility before implementation.