JANTX1N5283-1/TR

Current Regulation - Diodes, Transistors Overview

The JANTX1N5283-1/TR is a silicon current regulator diode manufactured by Microchip Technology. It provides a regulated current of 242 uA with a maximum limiting voltage of 1 V and a peak operating voltage of 100 V. The device features a minimum dynamic impedance of 25 mOhms and a knee impedance of 2.75 mOhms. Designed for through-hole mounting in a DO-7-2 package, it operates within a temperature range of -65 C to +175 C. This component belongs to the MIL-PRF-19500/463 qualified series, offering stable current regulation over a broad voltage range.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation across a wide voltage differential
• Qualified to military reliability standards for harsh environments
• Utilizes axial-leaded glass encapsulation for thermal stability

Current Regulation - Diodes, Transistors Applications

• Precision biasing circuits requiring stable low-current sources
• Current limiting protection for sensitive semiconductor junctions
• Reference current generation in analog signal processing chains

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix /TR indicates tape-and-reel packaging configuration against the manufacturer's official documentation. Confirm that the JAN prefix denotes the standard military grade qualification level required for the intended application environment. Ensure compliance with RoHS exemption status if applicable to the assembly process.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed 242 uA current source is needed without external resistors. Compare the 25 mOhms dynamic impedance against circuit sensitivity requirements. Evaluate the DO-7-2 package dimensions for board space constraints relative to alternative SMT options like the UR series.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the 1N5283-1 through 1N5314-1 series of 0.5 watt current regulators. These devices serve as counterparts to Zener diodes, regulating current over a broad voltage range rather than voltage over a current range. The series offers various current values from 0.22 mA to 4.7 mA in standard tolerances.

Current Regulation - Diodes, Transistors Replacement Considerations

JAN1N5283-1: Standard military grade equivalent without the TX reliability enhancement. JANTXV1N5283-1: Higher reliability military grade variant. JANS1N5283UR-1: Surface mount round-end version in DO-213AB-2 package.