1N5370B-AP

Overview

The MCC 1N5370B-AP is a 5-watt Zener diode with a nominal voltage of 56 V and ±5% tolerance. It operates in the DO-204AC (DO-15) axial through-hole package. Key electrical parameters include a maximum reverse leakage current of 500 nA at 42.6 V, a forward voltage of 1.2 V at 1 A, and a maximum Zener impedance of 35 Ohms. The device supports a junction temperature range from -55°C to 150°C.

Feature Summary

• Provides stable voltage regulation for high-power circuits
• Features glass passivation for enhanced environmental durability
• Designed for robust performance under wide thermal conditions

Applications

• High-voltage power supply regulation
• Surge protection and clamping circuits
• Reference voltage generation in industrial systems

Procurement Notes

Verify the specific suffix 'AP' against the manufacturer's official documentation to confirm packaging or material specifications differ from standard variants. Ensure the component meets required RoHS and REACH compliance standards for your region before procurement.

Selection Notes

Select this component for applications requiring 56 V regulation with 5 W power dissipation capability. Confirm that the DO-15 axial package fits the PCB layout constraints and that the 35 Ohm impedance meets the circuit's dynamic response requirements.

Part Context

This part belongs to the industry-standard 1N53xx series of 5-watt Zener diodes. While manufactured by Micro Commercial Components, the 1N5370B designation is widely recognized across multiple semiconductor vendors for its standardized electrical characteristics and mechanical form factor.

Replacement Considerations

Compatible substitutes include onsemi 1N5370BG and Central Semiconductor 1N5370B. Verify pinout compatibility and ensure equivalent power ratings when replacing.