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Product Detailed Parameters
- Description：DIODE STD 1000V 12A TO220AC ISOL
- Series：-
- Mfr：STMicroelectronics
- Package：Bulk
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：1000 V
- Current - Average Rectified (Io)：12A
- Voltage - Forward (Vf) (Max) @ If：1.9 V @ 12 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：155 ns
- Current - Reverse Leakage @ Vr：50 µA @ 1000 V
- Capacitance @ Vr, F：-
- Mounting Type：Through Hole
- Package / Case：TO-220-2 Isolated Tab
- Supplier Device Package：TO220AC Isolated
- Operating Temperature - Junction：-40°C ~ 150°C
- Grade：-
- Qualification：-
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Overview
The BYT12PI-1000 is a fast recovery rectifier diode manufactured by STMicroelectronics, designed for high voltage and low noise applications. It features a repetitive peak reverse voltage of 1000 V and an average forward current rating of 12 A at a case temperature of 50°C. The device exhibits a very low reverse recovery time of 155 ns typical value under specified conditions. Packaged in an isolated TO-220AC plastic housing with 2500 VRMS insulation capability, it offers low switching losses and low noise turn-off switching characteristics suitable for demanding power conversion environments.
Feature Summary
- Very low reverse recovery time for efficient high-frequency operation
- Low noise turn-off switching to minimize electromagnetic interference
- Insulated package providing 2500 VRMS electrical isolation
- Very high reverse voltage capability up to 1000 V
Applications
- Free wheeling diode in converters
- Motor control circuits
- Rectifier in switch mode power supplies (SMPS)
Procurement Notes
Verify component authenticity through authorized channels as the part is marked obsolete. Confirm specific lot dates and packaging details directly with suppliers. Ensure thermal management solutions align with the specified junction-to-case thermal resistance. Check for any updated replacement recommendations from the manufacturer before finalizing procurement plans.
Selection Notes
Select this component for applications requiring high reverse voltage blocking and fast recovery characteristics. Consider the 12 A average current rating and 25 W power dissipation limits when designing thermal paths. The insulated TO-220AC package is suitable where galvanic isolation between the heatsink and circuit ground is required. Evaluate the 155 ns reverse recovery time against system switching frequency requirements.
Part Context
This device belongs to the BYT series of fast recovery rectifiers from STMicroelectronics. It utilizes planar technology to achieve high reliability and consistent performance. The TO-220AC package provides mechanical robustness and effective heat dissipation via conduction. The product line is engineered for industrial and consumer power electronics applications demanding durability.
Replacement Considerations
The datasheet explicitly marks the BYT12PI-1000 as an obsolete product. Engineers should consult official STMicroelectronics documentation for current recommended replacements or alternative devices within the same voltage and current class that maintain similar recovery and isolation specifications.
