CDST-21A-HF

Diode Arrays Overview

The CDST-21A-HF is a standard recovery rectifier manufactured by Comchip Technology. It features a single diode configuration housed in an SOD-323 surface-mount package. The device is rated for a maximum repetitive peak reverse voltage of 50V and an average forward rectified current of 1A. Key electrical specifications include a maximum DC blocking voltage of 50V, a forward voltage drop of 1.1V at 1A, and a maximum reverse leakage current of 5µA at 50V. The component supports a maximum surge current of 10A and operates within a junction temperature range of -55°C to +175°C.

Diode Arrays Feature Summary

• High thermal stability with a maximum operating junction temperature of 175°C
• Low forward voltage drop for improved efficiency
• RoHS compliant lead-free construction

Diode Arrays Applications

• General purpose rectification in consumer electronics
• DC-DC converter output stages
• Power supply input protection circuits

Diode Arrays Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and tape-and-reel specifications. Confirm that the RoHS compliance status matches current regulatory requirements for your target market. Cross-reference the Mouser or distributor part numbers to validate authenticity before finalizing procurement orders.

Diode Arrays Selection Notes

Select this component when a compact SOD-323 footprint is required for low-voltage, moderate-current applications. Ensure the circuit design accounts for the 50V reverse voltage rating with appropriate safety margins. Consider the 175°C junction temperature capability for high-temperature environments where standard silicon limits may be exceeded.

Diode Arrays Part Context

This component belongs to Comchip Technology's general-purpose rectifier lineup, designed for surface-mount assembly. The SOD-323 package provides space-saving benefits compared to traditional axial leads. It serves as a fundamental discrete semiconductor device for basic power conversion tasks in modern electronic assemblies.

Diode Arrays Replacement Considerations

Consult official substitution guides for equivalent parts from other manufacturers offering identical SOD-323 packages with matching 50V/1A ratings. Verify pinout compatibility and thermal characteristics before swapping components in existing designs.