SS12HE3_B/H

Single Diodes Overview

The SS12HE3_B/H is a surface-mount Schottky rectifier from Vishay General Semiconductor - Diodes Division, housed in a DO-214AC (SMA) package. It features a maximum repetitive reverse voltage of 20 V and an average forward current rating of 1 A. The device exhibits a low forward voltage drop of 500 mV at 1 A and a maximum reverse leakage current of 200 µA at 20 V. Designed for automotive applications, it holds AEC-Q101 qualification and supports a junction temperature range of -65°C to 175°C.

Single Diodes Feature Summary

• Schottky barrier technology ensures high switching efficiency and minimal power loss during operation.
• Automotive grade construction meets AEC-Q101 standards for reliability in demanding environments.
• Low forward voltage characteristic reduces conduction losses and improves overall system efficiency.

Single Diodes Applications

• Automotive electronics requiring robust rectification under varying thermal conditions
• DC-DC converter circuits utilizing surface-mount assembly processes
• General-purpose rectification in low-voltage power supply designs

Single Diodes Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with automated placement equipment by checking reel dimensions. Confirm RoHS compliance status and check for any recent product change notices that may affect pinout or material composition before finalizing procurement orders.

Single Diodes Selection Notes

Select this component when a low forward voltage drop is critical for efficiency in 20 V systems. The SMA package offers a compact footprint suitable for space-constrained PCB layouts. Consider the 1 A current rating and 175°C junction temperature capability for applications involving moderate thermal loads or high ambient temperatures.

Single Diodes Part Context

This part belongs to the SSxHE3 series of Schottky rectifiers designed for general-purpose and automotive applications. The HE3 suffix indicates enhanced environmental performance compliant with RoHS directives. The series provides a balance of speed, efficiency, and ruggedness for modern electronic designs requiring reliable low-voltage rectification.

Single Diodes Replacement Considerations

Direct substitutes include parts from the same family with adjusted voltage or current ratings. Verify pinout compatibility and thermal characteristics when replacing. Cross-reference with other manufacturers' SMA-packaged Schottky diodes ensuring matching Vr and Io specifications.