JAN1N4126C-1

Single Zener Diodes Overview

The JAN1N4126C-1 is a 500 mW metallurgically bonded glass Zener diode in an axial-lead DO-35 package. It provides a nominal Zener voltage of 51 V with a tight ±2% tolerance, designated by the 'C' suffix. Qualified per MIL-PRF-19500/435 for high-reliability applications, it operates within a junction temperature range of -65°C to +175°C. The device features a maximum dynamic impedance of 300 Ohms and a maximum reverse leakage current of 40 µA at 38.8 V.

Single Zener Diodes Feature Summary

• Hermetically sealed internal metallurgical bond construction
• Qualified to JANS level for extreme reliability environments
• Low noise density performance suitable for precision regulation

Single Zener Diodes Applications

• High-reliability military aerospace circuits
• Precision voltage reference generation
• Harsh environment power supply regulation

Single Zener Diodes Procurement Notes

Verify that the specific ordering suffix matches the required qualification level and tolerance. Confirm RoHS compliance status as this variant may not be compliant. Ensure the procurement channel supports the necessary traceability documentation for MIL-PRF-19500/435 qualified parts.

Single Zener Diodes Selection Notes

Select this component when a stable 51 V reference with strict ±2% accuracy is required. The DO-35 package suits through-hole designs needing robust thermal dissipation up to 500 mW. Consider the low noise characteristics for sensitive analog signal paths requiring minimal interference.

Single Zener Diodes Part Context

This part belongs to the 1N4099-1 through 1N4135-1 series of 500 mZener regulators. The JAN prefix indicates a specific military reliability tier within Microchip's broad portfolio of radiation-hardened and high-reliability discrete semiconductors designed for demanding operational conditions.

Single Zener Diodes Replacement Considerations

JAN1N4126-1 (Standard 5% tolerance)

Single Zener Diodes FAQ

What does the 'C' suffix indicate?

The 'C' suffix specifies a Zener voltage tolerance of ±2%, which is tighter than the standard ±5% tolerance.

Is the device radiation hard?

Yes, the device is inherently radiation hard as described in Microsemi MicroNote 050.