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IRKT56/04A
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Product Detailed Parameters
- Description：SCR DBL 2SCR 400V 60A ADD-A-PAK
- 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：400 V
- Current - On State (It (AV)) (Max)：60 A
- Current - On State (It (RMS)) (Max)：135 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：1310A, 1370A
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：ADD-A-PAK (3 + 4)
- 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 IRKT56/04A is a thyristor module from the IRK.56 series, rated for 400 V repetitive peak off-state voltage and 60 A average on-state current at 85°C case temperature. It utilizes an ADD-A-PAK GEN V package with a copper baseplate for thermal management. The device supports non-repetitive surge currents up to 1370 A at 60 Hz and operates within a junction temperature range of -40°C to 125°C.
Feature Summary
- Features a thick aluminum die and double stick bonding for enhanced ruggedness
- Incorporates a solid copper baseplate to improve thermal spreading and mounting tolerance
- Includes a click-stop feature to secure electrical terminals against axial pull-out
- Offers 3500 VRMS isolating voltage capability
Applications
- High voltage regulated power supplies
- Lighting circuits
- Temperature control circuits
- Motor speed control circuits
- UPS systems and battery chargers
Procurement Notes
Verify the specific ordering suffix to confirm generation level and dv/dt ratings. Confirm that the required gate drive parameters align with the maximum peak gate power and current limits specified in the datasheet. Ensure heatsink mounting torque meets the recommended specifications to maintain thermal performance and mechanical integrity.
Selection Notes
Select this component based on the required voltage blocking capability and continuous current handling needs. Consider the thermal resistance characteristics and conduction angle derating curves when designing the cooling system. Verify compatibility with the TO-240AA footprint if replacing existing designs.
Part Context
This part belongs to the IRK.41 and IRK.56 series of thyristor/diode modules manufactured by Vishay General Semiconductor - Diodes Division (formerly International Rectifier). These modules are designed for industrial applications requiring high voltage and robust mechanical construction.
Replacement Considerations
VS-VSKT56/04
FAQ
What is the maximum non-repetitive on-state current for the IRKT56/04A?
The maximum non-repetitive on-state current is 1370 A at 60 Hz and 1310 A at 50 Hz.
Does the IRKT56/04A have an auxiliary cathode?
Yes, the standard IRKT56 configuration includes an auxiliary cathode. Types without an auxiliary cathode are designated as IRK57.
What is the typical dv/dt rating for the IRKT56/04A?
The standard dv/dt rating is 500 V/µs. A higher rating of 1000 V/µs is available with the S90 suffix.
