APT15S20BCTG

Overview

The APT15S20BCTG is a high voltage Schottky diode featuring dual common cathode configuration in a TO-247 package. It provides a maximum repetitive peak reverse voltage of 200V and an average forward current of 25A per leg. The device exhibits ultrafast recovery times with soft recovery characteristics, low forward voltage drop, and low leakage current. Key electrical parameters include a maximum junction capacitance of 75pF at 200V reverse bias and a thermal resistance from junction to case of 1.1°C/W.

Feature Summary

• Ultrafast recovery times with soft recovery characteristics
• Low forward voltage for reduced power loss
• High blocking voltage capability
• Low leakage current

Applications

• Switchmode Power Supply parallel diodes
• Motor Controller free wheeling diodes
• Converter snubber diodes
• Uninterruptible Power Supply (UPS)
• 48 Volt output rectifiers

Procurement Notes

Verify the component designation against official Microsemi or Advanced Power datasheets to confirm the specific suffix 'BCTG' matches the dual common cathode TO-247 variant. Ensure that sourcing channels provide traceable documentation for the 200V rating and 25A continuous current specifications. Cross-reference the manufacturer's part number history as product lines may undergo obsolescence or revision updates.

Selection Notes

Select this component for applications requiring high efficiency and low noise switching. The dual common cathode design allows for compact integration in bridge or synchronous rectifier topologies. Evaluate the thermal management requirements based on the specified junction-to-case thermal resistance and derating curves for ambient operating conditions.

Part Context

This component belongs to the high voltage Schottky diode family designed for power electronics. It utilizes silicon technology optimized for fast switching speeds and high reliability. The TO-247 package facilitates robust mounting and heat dissipation for industrial and commercial power conversion systems.

Replacement Considerations

Check for direct substitutes within the same series offering identical pinout and electrical ratings. Verify compatibility regarding package dimensions and thermal characteristics when considering alternative manufacturers.

FAQ

What is the reverse recovery time specification?

The reverse recovery time varies with test conditions; it is typically 80ns at IF=15A, diF/dt=-200A/µs, and VR=133V with TC=25°C.

How is the internal configuration arranged?

The device contains two independent diodes connected in a common cathode configuration within a single TO-247 package.

What is the maximum avalanche energy rating?

The avalanche energy rating is specified as 3mJ under test conditions of 2A current and 8mH inductance.