BZX84B12Q-7-F

Single Zener Diodes Overview

The BZX84B12Q-7-F is a precision surface mount Zener diode manufactured by Diodes Incorporated, housed in an SOT-23 package. It features a nominal Zener voltage of 12V with a tight ±2% tolerance range spanning from 11.8V to 12.2V at a test current of 5mA. The device supports a maximum power dissipation of 350mW and operates within a temperature range of -65°C to +150°C. It is qualified to AEC-Q101 standards for automotive reliability and supplied in tape and reel packaging.

Single Zener Diodes Feature Summary

• Tight voltage tolerance of ±2% ensures high precision regulation
• Qualified to AEC-Q101 standards for automotive applications
• Totally lead-free and fully RoHS compliant construction

Single Zener Diodes Applications

• Automotive voltage reference circuits
• Precision voltage regulation systems
• Over-voltage protection networks

Single Zener Diodes Procurement Notes

Verify the specific suffix 'Q' indicates AEC-Q101 qualification status as defined by the manufacturer's ordering guide. Confirm that the '7-F' suffix corresponds to the standard 3000-unit tape and reel packaging format. Ensure compliance requirements match project specifications for halogen-free and antimony-free materials before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when precise voltage regulation is required in space-constrained designs utilizing the SOT-23 footprint. The ±2% tolerance makes it suitable for applications demanding tighter accuracy than standard 5% Zener diodes. Consider the AEC-Q101 qualification if the target environment involves automotive electronics or requires higher reliability standards compared to commercial grade devices.

Single Zener Diodes Part Context

This part belongs to the BZX84B series of precision Zener diodes offered by Diodes Incorporated. The series covers a wide voltage range from 2.7V to 39V, all sharing the same SOT-23 mechanical outline and general electrical characteristics. The 'B' designation specifically denotes the tighter ±2% tolerance band compared to the standard 'C' series variants.

Single Zener Diodes Replacement Considerations

Direct substitutes include other BZX84B12 variants from different manufacturers offering identical 12V nominal voltage and ±2% tolerance. Verify that replacement parts maintain the same SOT-23 package dimensions and thermal resistance characteristics to ensure compatibility with existing PCB layouts.