CZRB5338B-HF

Single Zener Diodes Overview

The CZRB5338B-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 5.1 V with a tolerance of ±5%. The device supports a power dissipation of 5 W and operates within a junction temperature range of -55°C to +150°C. Key electrical characteristics include a maximum reverse leakage current of 10 µA, a Zener impedance of 1 ohm, and a test current of 175 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation with high power handling capability
• Designed for surface mount integration in compact circuits
• Operates reliably across extended industrial temperature ranges

Single Zener Diodes Applications

• Voltage reference circuits requiring precise regulation
• Power supply protection against overvoltage conditions
• Clamping applications in electronic signal processing

Single Zener Diodes Procurement Notes

Verify the specific part number CZRB5338B-HF against official Comchip Technology datasheets to confirm electrical parameters and package type. Ensure compatibility with surface mount assembly processes. Check for RoHS compliance status as indicated in manufacturer documentation before procurement.

Single Zener Diodes Selection Notes

Select this component when a 5.1 V Zener voltage with 5 W power rating is required in an SMB package. Consider the ±5% tolerance and low leakage current for precision applications. Verify thermal management requirements given the 150°C maximum operating temperature limit.

Single Zener Diodes Part Context

This component belongs to Comchip Technology's series of surface mount Zener diodes. The CZRB53xxB-HF designation indicates a specific voltage variant within the 5 W power dissipation family. These devices are engineered for robust performance in space-constrained PCB layouts while maintaining high reliability standards.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 5.1 V, 5 W Zener diodes in DO-214AA packages. Verify pinout compatibility and thermal characteristics. Ensure equivalent Zener impedance and leakage current specifications match the original design requirements.