1N5343B-AP

Single Zener Diodes Overview

The 1N5343B-AP is a single Zener diode manufactured by Micro Commercial Components (MCC). It features a nominal Zener voltage of 7.5 V with a tolerance of ±5%. The device has a maximum 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 10 µA at 5.7 V, a Zener impedance of 1.5 Ohms, and a forward voltage of 1.2 V at 1 A. It utilizes an axial DO-15 package.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at 7.5 V for circuit protection applications
• Supports high power dissipation up to 5 W in a robust epoxy encapsulation
• Operates reliably across an extended industrial temperature range

Single Zener Diodes Applications

• Voltage reference circuits requiring precise 7.5 V levels
• Over-voltage protection in power supply inputs
• Clamping applications in signal conditioning paths

Single Zener Diodes Procurement Notes

Verify the specific suffix AP against official MCC documentation to confirm exact mechanical and electrical tolerances. Ensure the component meets RoHS and REACH compliance requirements for your target market. Cross-reference datasheet revisions to confirm lead times and availability status before finalizing procurement plans.

Single Zener Diodes Selection Notes

Select this component when a 5 W axial Zener diode with 7.5 V regulation is required. Compare the 1.5 Ohm impedance and 10 µA leakage against system noise and standby power constraints. Verify that the DO-15 package dimensions fit the available PCB real estate and thermal management strategy.

Single Zener Diodes Part Context

This part belongs to the 1N5343 series of 5 Watt Zener diodes from Micro Commercial Components. The series covers various voltage ratings from 5.1 V to 51 V. The 1N5343B-AP variant specifically targets the 7.5 V segment, offering standard tolerance options for general-purpose regulation tasks in industrial and consumer electronics.

Single Zener Diodes Replacement Considerations

Direct substitutes include the 1N5343BG from onsemi and the 1N5343B-TP from MCC. These alternatives share identical 7.5 V, 5 W specifications and DO-15 packaging. Verify pinout compatibility and thermal characteristics before substitution.