APT30D60BG

Overview

The APT30D60BG is a 600 V, 30 A Fast Soft Recovery Rectifier Si Diode manufactured by Microchip Technology. It is housed in a TO-247 package and designed for high-efficiency power conversion applications. The device features fast recovery times with soft recovery characteristics to minimize switching noise. Key electrical parameters include a maximum average forward current of 30 A at a case temperature of 140 °C and a non-repetitive forward surge current rating of 320 A. The junction-to-case thermal resistance is specified at 0.67 °C/W.

Feature Summary

• Fast recovery times combined with soft recovery characteristics
• Low forward voltage drop for reduced conduction losses
• Low leakage current to enhance system reliability
• RoHS compliant construction

Applications

• Power factor correction (PFC)
• Anti-parallel diode in switch-mode power supplies and inverters
• Freewheeling diode in motor controllers and inverters/converters
• Snubber diode circuits

Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to confirm exact packaging and compliance status. Ensure that the procurement channel provides valid traceability for the component. Cross-reference the datasheet revision date with the manufacturing lot to ensure technical specifications match the required design constraints before finalizing orders.

Selection Notes

Select this component when designing circuits requiring low EMI due to its soft recovery profile. Evaluate the thermal management requirements based on the 0.67 °C/W junction-to-case resistance. Confirm that the operating junction temperature remains within the -55 °C to 175 °C range. Consider the 320 A surge capability for transient protection scenarios in the target application.

Part Context

This device belongs to the Microsemi (now Microchip Technology) family of fast soft recovery rectifiers. It utilizes silicon diode technology optimized for high-frequency switching environments. The product line targets industrial and commercial power electronics where efficiency and electromagnetic interference reduction are critical performance metrics.

Replacement Considerations

Consult official Microchip substitution guides for verified alternatives. Generic replacements may not replicate the specific soft recovery waveform or thermal characteristics required for sensitive designs.

FAQ

What is the reverse recovery time specification?

The reverse recovery time varies with test conditions; it is typically 23 ns at 1 A with a diF/dt of -100 A/µs, and up to 160 ns at 30 A with a diF/dt of -200 A/µs.

How does the device handle thermal stress?

The device has a junction-to-case thermal resistance of 0.67 °C/W and supports an operating junction temperature range from -55 °C to 175 °C.