F1857RD1400

Diode Arrays Overview

The F1857RD1400 is a silicon diode module from the Crydom F18 series, manufactured by Sensata Technologies. It features a single diode configuration with a maximum repetitive peak reverse voltage of 1400 V and an average forward current rating of 55 A. The device utilizes a chassis mount package design suitable for industrial power applications. Key electrical characteristics include a non-repetitive surge current capability of 1200 A at 60 Hz and a maximum RMS on-state current of 55 A. The module operates within a junction temperature range of -40°C to +125°C.

Diode Arrays Feature Summary

• Chassis mount construction for secure mechanical installation
• Single diode configuration in a compact module format
• High thermal stability across extended operating temperatures

Diode Arrays Applications

• Industrial power rectification circuits
• AC/DC conversion systems
• Motor drive input stages

Diode Arrays Procurement Notes

Verify component authenticity through authorized Sensata-Crydom distributors or certified partners. Confirm RoHS compliance status and specific datasheet revisions prior to integration. Ensure storage conditions maintain device integrity. Validate pinout compatibility with existing PCB or busbar layouts. Request batch-specific test reports if required for critical infrastructure projects.

Diode Arrays Selection Notes

Select this module when high voltage isolation and moderate current handling are required in a robust package. Compare against alternative F18 series variants based on specific voltage derating needs. Evaluate thermal management requirements against the module's heat dissipation capabilities. Consider physical mounting constraints due to the chassis mount form factor. Assess system reliability targets against the specified junction temperature limits.

Diode Arrays Part Context

This component belongs to the Crydom F18 series of discrete semiconductor modules. The series offers various configurations including SCR-diode combinations and pure diode modules. These modules are designed for high-power industrial environments requiring reliable switching and rectification. The F1857RD1400 specifically addresses applications needing high reverse voltage blocking capabilities with standard current ratings.

Diode Arrays Replacement Considerations

Direct substitutes may include other 1400V 55A diode modules from Sensata-Crydom or compatible manufacturers. Verify electrical parameters such as Vf and Irm match system requirements. Check mechanical dimensions and mounting hole patterns for interchangeability. Review thermal resistance values to ensure equivalent cooling performance.