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APT30D120SG
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Product Detailed Parameters
- Description：DIODE STANDARD 1200V 30A D3PAK
- Series：-
- Mfr：Microchip Technology
- Package：Tube
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：1200 V
- Current - Average Rectified (Io)：30A
- Voltage - Forward (Vf) (Max) @ If：2.5 V @ 30 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：370 ns
- Current - Reverse Leakage @ Vr：250 µA @ 1200 V
- Capacitance @ Vr, F：-
- Mounting Type：Surface Mount
- Package / Case：TO-268-3, D3PAK (2 Leads + Tab), TO-268AA
- Supplier Device Package：D3PAK
- Operating Temperature - Junction：-55°C ~ 175°C
- Grade：-
- Qualification：-
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Overview
The APT30D120SG is a single Fast Recovery Epitaxial Diode (FRED) manufactured by Microchip Technology. It features a maximum repetitive reverse voltage of 1200 V and an average forward rectified current of 30 A. The device utilizes a D3PAK surface-mount package with a TO-268AA footprint. Key electrical characteristics include a maximum forward voltage of 2.3 V at 30 A, a peak non-repetitive surge current rating of 210 A, and a typical reverse recovery time of 31 ns. The component operates within a junction temperature range of -55°C to +175°C.
Feature Summary
- Fast recovery epitaxial diode technology optimized for high-frequency switching applications
- High thermal stability supporting operation up to 175°C junction temperature
- Robust surge current handling capability for transient protection
- Surface-mount D3PAK packaging designed for automated assembly
Applications
- High-frequency DC-DC converters
- Uninterruptible power supply (UPS) systems
- Motor drive freewheeling circuits
Procurement Notes
Verify the specific datasheet revision and ordering suffixes to ensure compatibility with design requirements. Confirm RoHS compliance status and manufacturing origin details through official Microchip documentation prior to procurement. Cross-reference pinout configurations with target PCB footprints to prevent installation errors during assembly processes.
Selection Notes
Select this component for designs requiring high-voltage blocking capabilities combined with fast switching speeds. The 1200 V rating suits industrial and automotive power stages. Evaluate thermal management solutions based on the 30 A continuous current rating and package thermal resistance characteristics to maintain safe operating temperatures under load conditions.
Part Context
This part belongs to Microchip's APT series of discrete power diodes, leveraging advanced epitaxial growth techniques. The series is engineered for efficiency in power conversion systems. The APT30D120SG specifically addresses needs for high-voltage, medium-current rectification in compact surface-mount form factors, replacing older through-hole equivalents in modern power electronics designs.
Replacement Considerations
Direct substitutes may include other 1200V 30A FREDs in D3PAK packages from compatible manufacturers. Verify matching electrical parameters such as reverse recovery time and forward voltage drop before substitution.
