BZX84C4V3CC-HF

Single Zener Diodes Overview

The BZX84C4V3CC-HF is a dual common cathode Zener diode manufactured by Comchip Technology. It features a nominal Zener voltage of 4.3 V with a tolerance of 5%. The device operates within a power dissipation rating of 350 mW and is housed in an SOT-23-3 surface-mount package. Key electrical characteristics include a maximum reverse leakage current of 3 uA, a Zener impedance of 90 Ohms at a test current of 5 mA, and a working temperature range from -65 C to +150 C.

Single Zener Diodes Feature Summary

• Dual common cathode configuration for space-efficient circuit design
• Halogen-free construction compliant with environmental standards
• Low profile SOT-23-3 package suitable for automated surface mount assembly

Single Zener Diodes Applications

• Voltage reference circuits requiring stable low-voltage regulation
• Clamping applications for protecting sensitive semiconductor inputs
• General purpose switching and rectification in compact electronic devices

Single Zener Diodes Procurement Notes

Verify the specific suffix and manufacturer part number against official Comchip Technology documentation to ensure exact electrical matching. Confirm RoHS compliance status through the latest datasheet or environmental declaration. Cross-reference pinout assignments with the target PCB footprint to prevent installation errors during surface mount processing.

Single Zener Diodes Selection Notes

Select this component when a dual Zener solution is required in a minimal footprint. Ensure the 4.3 V breakdown voltage aligns with the circuit's regulatory needs. Verify that the 350 mW power dissipation capability meets the thermal requirements of the application environment without exceeding the maximum junction temperature limits specified in the technical data.

Single Zener Diodes Part Context

This component belongs to the BZX84 series of surface mount Zener diodes produced by Comchip Technology. The series offers various voltage options within the SOT-23-3 package format. These devices are designed for general-purpose voltage regulation and protection tasks in consumer electronics and industrial control systems where board space is limited.

Single Zener Diodes Replacement Considerations

Compatible substitutes include other dual common cathode Zener diodes in SOT-23 packages with similar 4.3 V ratings and 350 mW power dissipation. Verify equivalent Zener impedance and leakage current specifications before substitution.