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IRKT27/16A
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Product Detailed Parameters
- Description：SCR DBL HISCR 1600V 25A ADDAPAK
- Series：-
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Bulk
- Structure：Series Connection - All SCRs
- Number of SCRs, Diodes：2 SCRs
- Voltage - Off State：1.6 kV
- Current - On State (It (AV)) (Max)：27 A
- Current - On State (It (RMS)) (Max)：60 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：400A, 420A
- 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 IRKT27/16A is a thyristor module from the IRK.26 series, featuring two series-connected elements in an ADD-A-pak GEN V package compatible with TO-240AA. It provides a maximum repetitive off-state voltage of 1600V and supports a continuous RMS on-state current of 60A as an AC switch. The device includes an isolated copper baseplate for thermal management and offers high surge capability with a non-repetitive peak current of 420A at 8.3ms.
Feature Summary
- Features thick aluminum die and double stick bonding for enhanced ruggedness
- Includes a solid copper baseplate to improve thermal spread and mounting tolerance
- Provides 3500VRMS isolating voltage between terminals and the base
- Utilizes Direct Bonded Copper substrate for excellent thermal performance
Applications
- High voltage regulated power supplies
- Lighting circuits
- Temperature control circuits
- Motor speed control circuits
- UPS and battery chargers
Procurement Notes
Verify the specific ordering code suffix against the manufacturer's documentation to confirm dv/dt ratings and auxiliary terminal configurations. Ensure that the selected variant matches the required isolation voltage and mechanical mounting specifications for the intended application environment.
Selection Notes
Select this component based on the 1600V blocking voltage requirement and the need for a 60A RMS current rating in AC switching applications. Consider the thermal resistance characteristics and the necessity for a grounded heatsink interface when designing the cooling system for the module.
Part Context
This part belongs to the IRK.26 series of thyristor and diode modules manufactured by Vishay General Semiconductor - Diodes Division. The series utilizes the Generation V Add-A-pak technology, which combines high-voltage capabilities with industrial-standard packaging for reliable operation in demanding power electronics environments.
Replacement Considerations
IRKT27/16AS90
FAQ
What is the maximum critical rate of rise of voltage (dv/dt) for the standard IRKT27/16A?
The standard version has a maximum critical rate of rise of voltage of 500 V/µs.
How does the IRKT27/16AS90 differ from the standard IRKT27/16A?
The IRKT27/16AS90 features an increased critical rate of rise of voltage (dv/dt) rating of 1000 V/µs compared to the standard 500 V/µs.
What is the configuration of the internal circuit elements in this module?
The module contains two series-connected elements configured as a thyristor.
