BZX84C9V1-7

Single Zener Diodes Overview

The BZX84C9V1-7 is a surface mount Zener diode manufactured by Diodes Incorporated, designed for general-purpose voltage regulation. It features planar die construction and operates within a nominal Zener voltage range of 8.5 V to 9.6 V at a test current (IZT) of 5 mA. The device provides a maximum power dissipation of 350 mW when terminals are kept at ambient temperature, or 300 mW on an FR-4 PCB. It exhibits a maximum reverse leakage current of 0.5 µA at 6.0 V and a typical temperature coefficient of 3.8 mV/°C. Packaged in the SOT23 form factor, it supports automated assembly processes.

Single Zener Diodes Feature Summary

• Planar die construction ensures stable breakdown characteristics and high reliability.
• Totally lead-free and fully RoHS compliant, with halogen and antimony-free green material options.
• Qualified to AEC-Q101 standards for automotive applications requiring high reliability.
• SOT23 package design facilitates optimal automated board assembly and high-density mounting.

Single Zener Diodes Applications

• General voltage regulation functions
• Automotive electronics systems
• High-frequency circuit protection

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging type and compliance level. Standard versions utilize tape and reel packaging, while automotive-grade variants may carry distinct suffixes. Confirm that the requested part number matches the exact electrical specifications required for the target application before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component for circuits requiring a precise 9.1 V reference point within the standard tolerance band. Ensure the thermal management strategy accounts for the specified junction-to-ambient resistance values under different mounting conditions. Verify that the operating current remains within the tested limits to maintain the guaranteed impedance and leakage performance parameters.

Single Zener Diodes Part Context

This component belongs to the BZX84C series of silicon planar Zener diodes produced by Diodes Incorporated. The series covers a wide voltage range from 2.4 V to 51 V, offering standardized marking codes for each voltage step. The BZX84C9V1 variant specifically targets the 9.1 V nominal requirement, utilizing the common SOT23 footprint shared across the family for consistent manufacturing and placement.

Single Zener Diodes Replacement Considerations

Direct replacements include other manufacturers' SOT23 packaged Zener diodes rated for 9.1 V with comparable power dissipation and impedance characteristics. Automotive-grade equivalents must meet AEC-Q101 qualification standards. Verify pinout compatibility and thermal resistance ratings to ensure seamless integration without redesigning the printed circuit board layout.

Single Zener Diodes FAQ

What is the maximum power dissipation rating?

The device has a maximum power dissipation of 350 mW when terminals are kept at ambient temperature, and 300 mW when mounted on an FR-4 PC board.

Is this component suitable for automotive applications?

Yes, the BZX84C series is qualified to AEC-Q101 standards for high reliability, making it suitable for automotive electronics.

What is the temperature coefficient for this voltage?

The typical temperature coefficient for the BZX84C9V1 is 3.8 mV/°C.