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Product Detailed Parameters
- Description:DIODE AVALANCHE 1KV 1.3A TO277A
- Series:eSMP®
- Mfr:Vishay General Semiconductor - Diodes Division
- Package:Tape & Reel (TR)
- Technology:Avalanche
- Voltage - DC Reverse (Vr) (Max):1000 V
- Current - Average Rectified (Io):1.3A
- Voltage - Forward (Vf) (Max) @ If:2.5 V @ 2 A
- Speed:Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr):75 ns
- Current - Reverse Leakage @ Vr:10 µA @ 1000 V
- Capacitance @ Vr, F:29pF @ 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:-
- Qualification:-
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Overview
The AU2PMHM3/87A is an ultrafast avalanche surface mount rectifier from Vishay's eSMP series, housed in a SMPC (TO-277A) package. It features a single diode configuration with a maximum repetitive peak reverse voltage of 1000 V and a DC forward current rating of 2.0 A. The device exhibits a typical reverse recovery time of 50 ns and supports a non-repetitive avalanche energy of 20 mJ at TJ = 25 °C. Operating junction temperatures range from -55 °C to +175 °C.
Feature Summary
- Glass passivated pellet chip junction for enhanced reliability
- Controlled avalanche characteristics suitable for inductive load switching
- Halogen-free and RoHS-compliant construction
Applications
- Fast switching rectification of power supplies
- Inverters and converters
- Freewheeling diodes for consumer, automotive, and telecommunication equipment
Procurement Notes
Verify the specific ordering code suffix against the manufacturer's datasheet to confirm packaging quantity and revision level. Ensure the HM3 designation aligns with required automotive qualification standards if applicable to the design. Cross-reference the base part number with official Vishay documentation to validate technical parameters before finalizing procurement specifications.
Selection Notes
Select this component for applications requiring high-voltage handling up to 1000 V combined with fast reverse recovery speeds. The controlled avalanche capability makes it appropriate for circuits managing inductive kickback. Verify that the thermal resistance and operating temperature limits meet the specific environmental constraints of the target system design.
Part Context
This device belongs to the AU2PK/AU2PM family of ultrafast avalanche rectifiers manufactured by Vishay General Semiconductor. These components are designed for surface mount assembly using automated placement processes. The product line emphasizes low profile dimensions and compliance with JESD 201 whisker test requirements.
Replacement Considerations
AU2PM-M3/86A
FAQ
What is the maximum non-repetitive avalanche energy rating?
The device is rated for 20 mJ of non-repetitive avalanche energy at a junction temperature of 25 °C.
Does the component meet automotive qualification standards?
Yes, the HM3 suffix indicates that the device is AEC-Q101 qualified for automotive applications.
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