JANTX1N5290-1

Current Regulation - Diodes, Transistors Overview

The JANTX1N5290-1 is a silicon current regulator diode manufactured by MACOM Technology Solutions. It operates within the DO-213AB (MELF) surface-mount package and provides a regulated current of 0.75 mA with a limiting voltage of 1.2 V. The device features an internal metallurgical bond for enhanced reliability and isolated case connection. It supports a maximum power dissipation of 0.5 W and functions across an operating temperature range from -65°C to +175°C, suitable for demanding environments.

Current Regulation - Diodes, Transistors Feature Summary

• Internal metallurgical bond construction
• Hermetically sealed glass MELF package
• Wide operating temperature capability

Current Regulation - Diodes, Transistors Applications

• Current regulation in harsh environment electronics
• Biasing circuits for semiconductor devices
• Constant current sources in military systems

Current Regulation - Diodes, Transistors Procurement Notes

Verify manufacturing origin and qualification status directly with MACOM or authorized distributors. Confirm that the component meets specific MIL-PRF-19500/463 requirements if applicable. Request detailed lot traceability data and ensure compliance with relevant export control classifications before finalizing procurement orders.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a stable 0.75 mA current source is required in a compact surface-mount form factor. Ensure the circuit design accommodates the specified 1.2 V limiting voltage and 0.5 W power dissipation limits. Verify thermal management strategies for operation near the upper temperature limit of 175°C.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the JANTX series of radiation-hardened and high-reliability discrete semiconductors produced by MACOM. The JANTX designation indicates a higher quality level than standard JAN parts, typically involving stricter screening and testing protocols defined by military specifications for space and defense applications.

Current Regulation - Diodes, Transistors Replacement Considerations

Cross-reference with other manufacturers offering DO-213AB current regulators such as Microsemi or Cobham. Verify electrical parameter matching, specifically the 0.75 mA regulation current and 1.2 V drop, before substitution.