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IRKH91/16A
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Product Detailed Parameters
- Description：SCR DBL LOSCR 2000V 95A ADDAPAK
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Structure：Series Connection - SCR/Diode
- Number of SCRs, Diodes：1 SCR, 1 Diode
- Voltage - Off State：1.6 kV
- Current - On State (It (AV)) (Max)：95 A
- Current - On State (It (RMS)) (Max)：210 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：1785A, 1870A
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：ADD-A-PAK (3 + 2)
- Voltage - Gate Trigger (Vgt) (Max)：2.5 V
- Current - Gate Trigger (Igt) (Max)：150 mA
- Current - Hold (Ih) (Max)：200 mA
- Grade：-
- Qualification：-
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Overview
The IRKH91/16A is a silicon controlled rectifier (SCR) module manufactured by Vishay General Semiconductor - Diodes Division. It utilizes the ADD-A-PAK package and features a single SCR with a built-in diode configuration. The device supports a maximum repetitive peak off-state voltage of 1600 V and an average on-state current of 75 A. It operates within a junction temperature range of -40°C to 125°C.
Feature Summary
- Integrates a single SCR with a built-in diode for compact circuit design
- Utilizes the ADD-A-PAK flange mount package for efficient thermal management
- Engineered for high-voltage industrial power control applications
Applications
- Industrial motor drives
- High-power DC power supplies
- Welding equipment
Procurement Notes
Verify the specific suffix against official Vishay documentation to confirm exact electrical tolerances and pinout configurations. Ensure the procurement channel provides original manufacturer packaging to prevent counterfeit components. Cross-reference the datasheet revision date to guarantee compatibility with current manufacturing standards.
Selection Notes
Select this component when a combined SCR and freewheeling diode solution is required in a single module. The ADD-A-PAK form factor facilitates direct mounting to heatsinks. Evaluate the 1600 V rating against system transient voltages to ensure adequate safety margins for the intended application environment.
Part Context
This part belongs to Vishay's discrete semiconductor portfolio, specifically within the thyristor and SCR module category. The ADD-A-PAK series is designed for robust performance in demanding power electronics environments, offering reliable switching capabilities for industrial-grade equipment requiring high current handling.
Replacement Considerations
Consult official Vishay substitution guides for verified equivalents. Generic replacements may differ in thermal resistance or gate trigger characteristics.
