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VS-81RIA80M is listed in the Scrs range at ChipApex. The manufacturer field lists Vishay General Semiconductor - Diodes Division. Its product description is SCR 800V 125A TO209AC. Review the specifications below when checking this part for your BOM.
Scrs specifications for VS-81RIA80M
- Description：SCR 800V 125A TO209AC
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Voltage - Off State：800 V
- Voltage - Gate Trigger (Vgt) (Max)：2.5 V
- Current - Gate Trigger (Igt) (Max)：120 mA
- Current - Hold (Ih) (Max)：200 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：1600A, 1675A
- SCR Type：Standard Recovery
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Chassis, Stud Mount
- Package / Case：TO-209AC, TO-94-4, Stud
- Supplier Device Package：TO-209AC (TO-94)
- Voltage - On State (Vtm) (Max)：1.6 V
- Current - On State (It (AV)) (Max)：80 A
- Current - On State (It (RMS)) (Max)：125 A
- Current - Off State (Max)：15 mA
Scrs datasheet and documents for VS-81RIA80M
Scrs Overview
The VS-81RIA80M is a silicon controlled rectifier (SCR) manufactured by Vishay General Semiconductor. It features an 800 V repetitive peak off-state voltage and a 125 A on-state current rating. The device utilizes a TO-209AC (TO-94) chassis mount package with stud mounting for efficient thermal dissipation. Designed as a standard recovery thyristor, it supports high-power industrial applications requiring robust phase control capabilities.
Scrs Feature Summary
- High current handling capability suitable for medium to high power conversion systems
- Standard recovery characteristics optimized for phase control applications
- Robust chassis mount construction ensuring reliable thermal management in demanding environments
Scrs Applications
- Phase control circuits in industrial power regulation
- Medium power conversion systems
- High voltage SCR switching applications
Scrs Procurement Notes
Verify the specific suffix 'M' against the manufacturer's official datasheet to confirm lead-free and RoHS compliance status. Ensure the ordering part number matches the exact electrical ratings and package type required for the design. Cross-reference with Vishay's latest documentation to confirm availability and any potential obsolescence notices before finalizing procurement plans.
Scrs Selection Notes
Select this component when designing circuits requiring an 800 V blocking voltage and 125 A continuous current capacity. The TO-209AC package necessitates appropriate heatsinking infrastructure. Evaluate gate trigger requirements and dv/dt ratings against the application's transient conditions to ensure stable operation within the specified thermal limits of the chassis mount configuration.
Scrs Part Context
This device belongs to Vishay's discrete semiconductor SCR portfolio, specifically engineered for robust industrial performance. It represents a standard recovery thyristor variant designed to replace older legacy components in high-power phase control architectures. The product line emphasizes reliability and thermal stability for critical power electronics applications.
Scrs Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Verify compatibility with direct replacements only through official Vishay cross-reference documentation or authorized distributor substitution guides.
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