1N5300-1/TR

Overview

The Microchip Technology 1N5300-1/TR is a silicon current regulator diode designed for stable current control in electronic circuits. It features a regulated source current of 1.3 mA and a maximum limit voltage of 1.5 V. The device supports a peak operating voltage of 100 V and handles a maximum power dissipation of 475 mW. It operates within a temperature range of -65°C to +175°C junction temperature. The component utilizes a DO-204AA (DO-7) axial through-hole package, ensuring reliable performance in demanding environments.

Feature Summary

• Provides constant current regulation with low dynamic impedance
• Operates reliably across extended industrial and military temperature ranges
• Utilizes robust axial glass-passivated silicon construction

Applications

• Capacitor start circuits
• Battery-powered indicator lighting
• Constant current biasing for semiconductor devices

Procurement Notes

Verify the specific suffix configuration against official Microchip documentation to confirm package type and compliance status. Ensure the ordering part number matches the required regulatory standards and packaging format for your supply chain requirements.

Selection Notes

Select this component when a fixed current source is required without complex circuitry. Verify that the 1.3 mA regulation current meets the load requirements and that the 100 V breakdown voltage provides sufficient headroom for the application's maximum operating conditions.

Part Context

This part belongs to the 1N53xx series of current regulator diodes manufactured by Microchip Technology. These components are widely used as simple, cost-effective alternatives to active current sources in analog signal conditioning and protection circuits.

Replacement Considerations

Cross-reference with JAN1N5300-1/TR or JANS1N5300UR-1 for equivalent specifications. Confirm pinout compatibility and thermal characteristics before substituting in existing designs.