JAN1N5526C-1/TR

Single Zener Diodes Overview

The JAN1N5526C-1/TR is a low voltage avalanche Zener diode from the 1N5518 through 1N5546 series, manufactured by Microchip Technology. It provides a nominal Zener voltage of 6.8 V with a tight tolerance of ±2%. The device operates in a DO-35 (DO-204AH) axial-lead glass package and features an internal metallurgical bond for enhanced reliability. Qualified per MIL-PRF-19500/437, it supports a maximum steady-state power dissipation of 0.5 W and functions within a junction temperature range of -65°C to +175°C.

Single Zener Diodes Feature Summary

• Qualified per MIL-PRF-19500/437 for JAN level military applications
• Features internal metallurgical bond construction for structural integrity
• Provides stable voltage regulation across a broad operating current and temperature range
• Hermetically sealed in an axial-lead glass DO-35 package

Single Zener Diodes Applications

• Voltage regulation in harsh environments
• Reference voltage sources in precision circuits
• Protection against overvoltage transients
• Radiation-hardened electronic systems

Single Zener Diodes Procurement Notes

Verify that the specific part number includes the required suffixes for both the metallurgical bond (-1) and tape-and-reel packaging (TR). Confirm that the JAN qualification level meets the project's environmental and reliability standards. Ensure compatibility with RoHS regulations if applicable, as this specific military variant may not be compliant.

Single Zener Diodes Selection Notes

Select this component when a 6.8 V reference with ±2% accuracy is required in a ruggedized environment. The metallurgical bond option ensures superior mechanical stability compared to standard bonded devices. Consider the thermal resistance characteristics and derating curves for high-temperature operation scenarios.

Single Zener Diodes Part Context

This device belongs to the 1N5518B through 1N5546B-1 series of 0.5-watt axial-leaded glass Zener Voltage Regulators. The series offers a wide selection of voltages from 3.3 to 33 volts with various tolerance options. The JAN designation indicates a specific reliability level suitable for demanding military and aerospace applications.

Single Zener Diodes Replacement Considerations

JAN1N5526C-1

Single Zener Diodes FAQ

What does the '-1' suffix indicate in the part number?

The '-1' suffix denotes that the device features an internal metallurgical bond, which is required for JAN, JANTX, and JANTXV military qualifications.

How is the reverse leakage current specified for this device?

For the C suffix (±2% tolerance), the maximum reverse leakage current is guaranteed at 5.5 µA when measured at a reverse voltage of 6.2 V.