CZRB5374B-HF

Single Zener Diodes Overview

The CZRB5374B-HF is a single Zener diode manufactured by Comchip Technology, designed for surface-mount applications in the DO-214AA (SMB) package. It features a nominal Zener voltage of 75 V with a tolerance of ±5%. The device supports a power dissipation of 5 W and operates within a temperature range of -55°C to +150°C. Key electrical parameters include a maximum reverse leakage current of 500 nA, a Zener impedance of 35 Ohms, and a test current of 20 mA. The component is halogen-free and RoHS compliant.

Single Zener Diodes Feature Summary

• High peak power dissipation capability suitable for robust circuit protection
• Halogen-free construction adhering to environmental standards
• Planar die construction ensuring stable performance

Single Zener Diodes Applications

• Voltage regulation in surface-mount circuits
• Overvoltage protection for sensitive electronic components
• Reference voltage generation in power supplies

Single Zener Diodes Procurement Notes

Verify the specific datasheet version from Comchip Technology to confirm exact electrical tolerances and thermal characteristics. Ensure the DO-214AA footprint matches your PCB design requirements. Confirm halogen-free status if required by specific regulatory standards. Cross-reference the manufacturer part number CZRB5374B-HF with authorized distributors to ensure authenticity and traceability.

Single Zener Diodes Selection Notes

Select this component when a 75 V Zener reference is required in a compact SMB package. Consider the 5 W power rating for high-energy transient suppression tasks. Evaluate the 35 Ohm impedance against circuit sensitivity requirements. Verify that the operating temperature range meets the environmental conditions of the final application.

Single Zener Diodes Part Context

This component belongs to the CZR53 series of 5.0W Surface Mount Zener Diodes from Comchip Technology. The series offers high thermal resistance and is ideally suited for automated assembly processes. These diodes are designed to provide reliable voltage regulation in space-constrained surface-mount designs.

Single Zener Diodes Replacement Considerations

Check for direct substitutes within the same voltage and power class from other manufacturers. Ensure replacement parts match the DO-214AA package dimensions and pin configuration. Verify equivalent Zener impedance and leakage current specifications for circuit compatibility.