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AU3PDHM3_A/H
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Product Detailed Parameters
- Description：DIODE AVALANCHE 200V 1.7A TO277A
- Series：eSMP®
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Technology：Avalanche
- Voltage - DC Reverse (Vr) (Max)：200 V
- Current - Average Rectified (Io)：1.7A
- Voltage - Forward (Vf) (Max) @ If：1.9 V @ 3 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：75 ns
- Current - Reverse Leakage @ Vr：10 µA @ 200 V
- Capacitance @ Vr, F：72pF @ 4V, 1MHz
- Mounting Type：Surface Mount
- Package / Case：TO-277, 3-PowerDFN
- Supplier Device Package：TO-277A (SMPC)
- Operating Temperature - Junction：-55°C ~ 175°C
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The AU3PDHM3_A/H is a 200 V, 1.7 A Avalanche Rated Diode manufactured by Vishay General Semiconductor - Diodes Division. It utilizes the TO-277A package and is designed for high-reliability applications requiring avalanche energy handling capabilities.
Feature Summary
- Engineered with avalanche-rated construction to withstand repetitive avalanche conditions
- Optimized for robust performance in high-voltage switching environments
Applications
- High-voltage power supply circuits
- Inductive load protection
- Automotive electronics systems
Procurement Notes
Verify the specific datasheet revision and electrical characteristics directly from the manufacturer before integration. Confirm that the TO-277A package dimensions align with your PCB footprint requirements. Ensure the avalanche rating meets the peak energy demands of your specific circuit design.
Selection Notes
Select this component when avalanche ruggedness is required at 200 V reverse voltage. The TO-277A package offers a compact form factor suitable for space-constrained designs. Compare thermal resistance values against alternative packages if heat dissipation is a primary constraint.
Part Context
This device belongs to Vishay's discrete semiconductor portfolio, specifically within the avalanche diode category. It serves as a specialized solution for protecting circuits against voltage spikes and inductive kickback where standard rectification is insufficient.
Replacement Considerations
Consult official substitution lists for equivalent avalanche-rated diodes in the TO-277A package. Verify pinout compatibility and thermal performance metrics before replacing existing components in production.
FAQ
What is the maximum reverse voltage rating?
The maximum DC reverse voltage (Vr) is rated at 200 V.
Is this diode avalanche rated?
Yes, the AU3PDHM3_A/H is explicitly designed as an avalanche-rated diode capable of handling repetitive avalanche energy.
