DSTF20100C

Diode Arrays Overview

The Littelfuse DSTF20100C is a Schottky Barrier Rectifier featuring a dual common cathode configuration within an ITO-220AB package. It provides a peak inverse voltage of 100V and supports a total average forward current of 20A, with 10A per leg. The device exhibits ultra-low forward voltage drop characteristics, reaching a maximum of 0.75V at 10A and 25°C. It withstands a non-repetitive surge current of 150A per leg and operates across a junction temperature range from -55°C to +150°C.

Diode Arrays Feature Summary

• Ultra-low forward voltage drop for improved efficiency
• High frequency operation capability
• Guard ring structure for enhanced ruggedness and long-term reliability
• Common cathode configuration in ITO-220AB package

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 packaging details and compliance status. Confirm that the component marking matches the specified part number format. Ensure thermal management requirements align with the provided thermal resistance data before finalizing procurement specifications.

Diode Arrays Selection Notes

Select this component for applications requiring high-frequency switching and low conduction losses. The common cathode design simplifies circuit topology for dual-leg rectification. Evaluate thermal performance based on the junction-to-case thermal resistance and ensure adequate heat sinking to maintain junction temperatures within the specified operational limits during continuous duty cycles.

Diode Arrays Part Context

This device belongs to the Littelfuse DST series of Ultra Low VF Schottky Barrier Rectifiers. Designed for commercial and industrial use, the series emphasizes high temperature stability and low leakage current. The ITO-220AB case style allows for effective mounting to heat sinks, supporting robust performance in demanding power conversion environments.

Diode Arrays Replacement Considerations

Consult the official Littelfuse documentation for verified substitute part numbers. Ensure any replacement maintains the same voltage rating, current capacity, and package dimensions to guarantee mechanical and electrical compatibility without redesigning the host circuit board.

Diode Arrays FAQ

What is the maximum reverse current at 100°C?

The maximum reverse current per leg is 12 mA when tested at a junction temperature of 100°C.

How is the junction capacitance specified?

The typical junction capacitance per leg is 462 pF, measured at a reverse voltage of 5V, case temperature of 25°C, and signal frequency of 1MHz.

What is the thermal resistance value?

The thermal resistance from junction to case is 5.5 °C/W per leg under DC operation conditions.