JANHCA1N5522B

Single Zener Diodes Overview

The JANHCA1N5522B is a single Zener diode manufactured by Microchip Technology, designed for through-hole mounting in DO-204AH (DO-35) packages. It features a nominal Zener voltage of 4.7 V with a tolerance of ±5% and a power dissipation rating of 500 mW. The device operates within a temperature range of -65°C to +200°C and exhibits a Zener impedance of 22 Ohms at a test current of 10 mA. Key electrical characteristics include a maximum reverse leakage current of 5 µA and a forward voltage of 1.1 V.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation via Zener breakdown mechanism
• Engineered for high-temperature operation up to 200°C
• Constructed in a rugged glass passivated DO-204AH axial leaded package

Single Zener Diodes Applications

• Precision voltage reference circuits
• Overvoltage protection stages
• Voltage clamping applications

Single Zener Diodes Procurement Notes

Verify the specific JANHCA suffix requirements against your design specifications to ensure compliance with military-grade reliability standards. Confirm that the DO-204AH footprint matches your PCB layout constraints. Cross-reference the datasheet for thermal derating curves relevant to your operating environment. Ensure proper handling procedures are followed during assembly to maintain component integrity.

Single Zener Diodes Selection Notes

Select this component when a 4.7 V reference is required in high-reliability environments. The wide operating temperature range supports demanding industrial or aerospace conditions. Consider the 500 mW power rating for thermal management calculations. Verify compatibility with existing circuit impedance levels given the 22 Ohm Zener impedance specification.

Single Zener Diodes Part Context

This part belongs to the JAN series of Zener diodes produced by Microchip Technology, formerly associated with Microsemi and Actel divisions. The JAN designation indicates adherence to strict military quality standards. These components are part of a broader portfolio of discrete semiconductors focused on robust performance in critical electronic systems.

Single Zener Diodes Replacement Considerations

Consult official substitution lists for equivalent parts meeting identical electrical and mechanical specifications. Generic equivalents may not satisfy the rigorous reliability requirements associated with the JAN series designation.