UFZVFHTE-1711B

Single Zener Diodes Overview

The UFZVFHTE-1711B is a single Zener diode manufactured by ROHM Semiconductor, designed for surface-mount applications in the UMD2 package (SOD-323FL). It features a nominal Zener voltage of 11 V with a tolerance range of 10.55 V to 11.16 V at a test current of 10 mA. The device supports a maximum power dissipation of 500 mW and operates within a junction temperature range of -55°C to +150°C. It meets AEC-Q101 automotive grade standards and complies with RoHS directives.

Single Zener Diodes Feature Summary

• Automotive-grade reliability certified under AEC-Q101 standards
• Compact SMD footprint utilizing the UMD2 (SOD-323FL) package
• High thermal stability supporting operation up to 150°C junction temperature

Single Zener Diodes Applications

• Voltage reference circuits in automotive electronic control units
• Over-voltage protection stages in vehicle power distribution systems
• Clamping applications in automotive sensor interfaces

Single Zener Diodes Procurement Notes

Verify the specific suffix 'B' against official ROHM documentation to confirm exact voltage tolerance and binning specifications. Ensure compatibility with standard SMT reflow profiles for the UMD2 package. Confirm that the required Zener voltage range aligns with circuit design constraints before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when an automotive-rated Zener diode with 500 mW power handling is required in a compact surface-mount form factor. The UMD2 package offers space efficiency compared to larger through-hole alternatives. Consider the 10 mA test current requirement for biasing network design to ensure accurate voltage regulation performance.

Single Zener Diodes Part Context

This part belongs to the UFZVFHTE series of high-reliability Zener diodes from ROHM Semiconductor. The series is specifically engineered for automotive electronics, offering robust performance under harsh environmental conditions. The UMD2 package provides a standardized footprint compatible with existing PCB layouts designed for small-signal surface-mount components.

Single Zener Diodes Replacement Considerations

UDZVFHTE-1711B is a recommended replacement with identical pinout and similar electrical characteristics.