JAN1N4580A-1

Single Zener Diodes Overview

The JAN1N4580A-1 is a temperature-compensated Zener reference diode manufactured by Microchip Technology. It features a nominal Zener voltage of 6.4 V with a tight tolerance of +/- 1% and operates at a test current of 4 mA. The device provides a low temperature coefficient for minimal voltage change across temperatures. It utilizes a glass axial-leaded DO-35 package with an internal metallurgical bond, indicated by the -1 suffix. Key electrical parameters include a maximum reverse leakage current of 2 uA, a Zener impedance of 25 ohms, and a power dissipation rating of 500 mW. The component supports a wide operating temperature range from -65 C to +175 C.

Single Zener Diodes Feature Summary

• Temperature compensated design ensures stable voltage reference with minimal drift over varying thermal conditions.
• Internal metallurgical bond construction enhances mechanical integrity and reliability in harsh environments.
• High precision voltage tolerance allows for accurate regulation in sensitive analog circuits.
• Qualified to MIL-PRF-19500/452 standards for military and aerospace applications.

Single Zener Diodes Applications

• Precision voltage reference sources in measurement instrumentation
• Temperature compensation networks in oscillator circuits
• Military-grade power supply regulation systems
• Aerospace electronic control units requiring high reliability

Single Zener Diodes Procurement Notes

Verify that the part number includes the JAN prefix and -1 suffix to confirm military qualification and metallurgical bonding. Ensure the supplier provides traceability documentation compliant with MIL-PRF-19500/452. Confirm the specific lot date code and inspection certificates match project requirements. Check for RoHS non-compliance status as these are typically leaded components. Validate packaging details against storage and handling specifications for hermetically sealed devices.

Single Zener Diodes Selection Notes

Select this component when a highly stable 6.4 V reference is required under extreme thermal variations. The -1 suffix indicates a bonded construction superior to standard glass seals for vibration resistance. Compare the 4 mA test current requirement against circuit bias capabilities. Consider the DO-35 through-hole package constraints for PCB layout. Evaluate the 25 ohm impedance impact on dynamic load regulation needs.

Single Zener Diodes Part Context

This device belongs to the 1N4565 thru 1N4584A-1 series of Zero-TC Reference Diodes. The series offers various operating currents including 0.5 mA, 1.0 mA, 2.0 mA, and 4.0 mA. The JAN prefix denotes qualification to military performance standards. The -1 suffix specifically identifies the internal metallurgical bond variant within the DO-35 package family.

Single Zener Diodes Replacement Considerations

JANTX1N4580A-1

Single Zener Diodes FAQ

What is the significance of the -1 suffix in the part number?

The -1 suffix indicates that the diode features an internal metallurgical bond, providing enhanced structural integrity compared to standard fused-glass constructions.

Does this component meet military standards?

Yes, the JAN prefix signifies that the device is qualified to MIL-PRF-19500/452 for military use.

What is the typical temperature coefficient for this diode?

The series is designed for zero-temperature-coefficient operation, achieving coefficients as low as 0.0005%/°C to minimize voltage drift with temperature changes.