DST20100C

Diode Arrays Overview

The Littelfuse DST20100C is a dual Schottky barrier rectifier in a TO-220AB common cathode package. It provides a total average forward current of 20A, with 10A per leg at a case temperature of 120°C. The device features a peak repetitive reverse voltage of 100V and a junction temperature range from -55°C to +150°C. Forward voltage drop reaches a maximum of 0.75V at 10A and 25°C. Thermal resistance from junction to case is 2.8°C/W per leg.

Diode Arrays Feature Summary

• Ultra-low forward voltage drop for high efficiency
• Guard ring structure for enhanced ruggedness and long-term reliability
• High junction temperature capability up to 150°C
• Common cathode configuration

Diode Arrays Applications

• Switching mode power supplies
• DC/DC converters
• Free-wheeling diodes
• Polarity protection diodes

Diode Arrays Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm the exact packing mode and marking requirements. Confirm that the component meets RoHS compliance standards as specified in the documentation. Ensure thermal management solutions are adequate for the rated junction temperature and thermal resistance parameters during operation.

Diode Arrays Selection Notes

Select this component for applications requiring low forward voltage drop and high-frequency switching capabilities. The common cathode configuration allows for efficient use in circuits needing two independent rectifying paths. Evaluate the thermal resistance and ambient operating conditions to ensure the junction temperature remains within the specified limits under load.

Diode Arrays Part Context

This part belongs to the Littelfuse DST series of ultra-low voltage Schottky barrier rectifiers. The series is designed to meet commercial and industrial application requirements by offering high temperature performance, low leakage current, and low forward voltage characteristics suitable for modern power electronics.

Diode Arrays Replacement Considerations

Consult official Littelfuse substitution guides or cross-reference databases for verified equivalent parts. Ensure any replacement maintains the same electrical ratings, package dimensions, and pinout configuration.

Diode Arrays FAQ

What is the thermal resistance from junction to case?

The thermal resistance from junction to case is 2.8°C/W per leg.

What is the maximum non-repetitive surge current?

The peak one-cycle non-repetitive surge current is 150A per leg for an 8.3ms half-sine pulse.

Is the device lead-free?

Yes, the DST20100C is lead-free and RoHS compliant.