JANTXV1N5283-1/TR

Current Regulation - Diodes, Transistors Overview

The JANTXV1N5283-1/TR is a current regulator diode manufactured by Microchip Technology, designed for through-hole mounting in the DO-7 (DO-204AA) axial package. It provides a regulated current of 242 µA with a maximum peak operating voltage of 100 V and a power dissipation rating of 500 mW. The device features a maximum limiting voltage of 1 V, a minimum dynamic impedance of 25 mohms, and a minimum knee impedance of 2.75 mohms. Qualified per MIL-PRF-19500/463, it operates within a temperature range of -65 °C to +175 °C.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation over a broad voltage range as an alternative to Zener diodes.
• Features high source impedance for effective current limiting applications.
• Utilizes internal metallurgical bond construction for reliability.

Current Regulation - Diodes, Transistors Applications

• Current limiting circuits
• Biasing networks requiring constant current
• Military and aerospace electronic systems

Current Regulation - Diodes, Transistors Procurement Notes

Verify that the ordering suffix /TR indicates tape-and-reel packaging when sourcing this component. Confirm the JAN qualification level meets specific project requirements under MIL-PRF-19500/463. Ensure the DO-7 package dimensions align with the intended PCB layout constraints before finalizing procurement orders.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a precise low-current regulation of 242 µA is required within a 100 V compliance window. Consider the thermal management capabilities provided by the 500 mW power rating and the extended temperature range suitable for harsh environments compared to commercial grade alternatives.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the 1N5283-1 through 1N5314-1 series of 0.5 watt current regulators offered by Microchip. The series covers a selection from 0.22 mA to 4.7 mA in standard tolerances, providing a counterpart to Zener diodes that regulate voltage over a broad current range.

Current Regulation - Diodes, Transistors Replacement Considerations

Commercial versions are available for non-military applications. Surface mount equivalents exist in the DO-213AB package format, designated with the UR suffix, such as 1N5283UR-1.