VDZT2R22B

Single Zener Diodes Overview

The VDZT2R22B is a single Zener diode manufactured by ROHM Semiconductor, designed for surface-mount applications in the VMD-2 package (SOD-723). It features a nominal Zener voltage of 22.0 V with a tolerance range of 21.54 V to 22.47 V at a test current of 2 mA. The device supports a maximum power dissipation of 100 mW and operates within a junction temperature range up to 150°C. It is qualified under AEC-Q101 standards for automotive reliability.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive electronic equipment reliability
• Small surface-mount VMD-2 package design
• High ESD tolerance capability
• Constant voltage control function

Single Zener Diodes Applications

• Automotive electronic circuits requiring voltage regulation
• General-purpose constant voltage control applications
• Protection circuits in compact electronic devices

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix and package code against the official ROHM datasheet to ensure compatibility with your PCB footprint. Confirm that the component meets the required AEC-Q101 qualification levels if used in automotive designs. Check the current supply status as this part may be subject to lifecycle changes or last-time-buy notices.

Single Zener Diodes Selection Notes

Select the VDZT2R22B when a 22 V reference is needed in a small SOD-723 form factor. Ensure the circuit design accounts for the 100 mW power dissipation limit and the 2 mA test current condition. Verify that the operating temperature range aligns with the -55°C to +150°C specification for your intended environment.

Single Zener Diodes Part Context

This component belongs to the VDZ series of Zener diodes from ROHM Semiconductor. It is specifically engineered for high ESD tolerance and compact mounting. The device serves as a voltage reference or protection element in modern electronics where space constraints and automotive reliability standards are critical design factors.

Single Zener Diodes Replacement Considerations

The CDZVT2R22B is listed as a recommended replacement with similar specifications. The VDZ22B is available but marked as Last Time Buy. Verify pinout compatibility and package dimensions before substituting.