2N5238S

Overview

The Microchip Technology 2N5238S is a single NPN bipolar junction transistor (BJT) designed for general-purpose switching and amplification applications. It features a maximum collector current of 5 A and a maximum power dissipation of 5 W. The device offers a minimum DC current gain (hFE) of 40 and a transition frequency (fT) of 50 MHz. It operates at temperatures up to 200 °C and is not RoHS compliant.

Feature Summary

• Single NPN configuration for discrete circuit integration
• High thermal stability with operation up to 200 °C
• Robust current handling capability for power switching

Applications

• General-purpose switching circuits
• Amplifier stages requiring moderate gain
• Power management modules

Procurement Notes

Verify the specific suffix 'S' against the official Microchip datasheet to confirm package type and pinout compatibility. Confirm that non-RoHS compliance meets project regulatory requirements. Ensure the supplier provides traceability documentation for this legacy component series.

Selection Notes

Select this component when high-temperature operation up to 200 °C is required. Consider the 5 A current limit and 5 W power dissipation for thermal management design. Verify that the 50 MHz transition frequency meets signal speed requirements for the intended application.

Part Context

This part belongs to the standard NPN transistor family from Microchip Technology, formerly Microsemi. It serves as a discrete semiconductor solution for analog and digital switching tasks where robust performance under high thermal stress is necessary.

Replacement Considerations

Consult official cross-reference lists for direct replacements. Ensure any substitute matches the NPN polarity, 5 A current rating, and TO-220 or equivalent package dimensions.