1N4564B

Single Zener Diodes Overview

The Microchip Technology 1N4564B is a high-power Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 200 V with a maximum power dissipation of 50 W. The device utilizes a DO-5 (DO-203AB) axial leaded package and supports through-hole mounting. It operates within a junction temperature range of -65°C to +175°C, ensuring reliability in demanding environments.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at high power levels up to 50 watts
• Capable of operating across an extended industrial temperature range
• Constructed with a robust axial leaded package for secure mechanical mounting

Single Zener Diodes Applications

• High-voltage power supply regulation circuits
• Industrial equipment overvoltage protection
• Military-grade electronic systems requiring MIL-PRF-19500/114 compliance

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official datasheets to confirm tolerance and qualification level. Confirm RoHS status as commercial versions may differ from military specifications. Check current availability due to potential long lead times associated with specialized high-power components.

Single Zener Diodes Selection Notes

Select this component when a precise 200 V reference is required at high power levels. Ensure the circuit design accommodates the thermal management needs of a 50 W dissipation device. Verify that the DO-5 package dimensions fit the target PCB or chassis layout constraints.

Single Zener Diodes Part Context

This part belongs to the 1N4557B through 1N4564B series of 50 Watt Zener diodes manufactured by Microchip Technology. These devices are JEDEC registered and often qualified under MIL-PRF-19500/114 standards for JAN, JANTX, and JANTXV levels, serving critical roles in aerospace and defense electronics.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering 50 W, 200 V Zener diodes in DO-5 packages. Verify electrical parameters such as impedance and leakage current match the original specification before substitution.