Manufacturer Part Number
IRKH142/12
Manufacturer
Vishay-Semiconductors
Introduction
The IRKH142/12 is a series-connected SCR/Diode module designed for high-powered circuit control and rectification.
Product Features and Performance
Single SCR and single diode module configuration
High voltage capability up to 1.2 kV
Maximum average on-state current of 140 A
Maximum RMS on-state current of 310 A
Gate trigger voltage up to 2.5 V
Gate trigger current up to 150 mA
Surge capable with Itsm at 4500A (50Hz) and 4712A (60Hz)
Holding current up to 200 mA
Operational in temperatures ranging from -40°C to 125°C
Product Advantages
High surge capability
Capable of handling heavy load currents
Built for rugged industrial applications
Effective for high-frequency operations
Series connection enhances voltage standoff rating
Key Technical Parameters
Off-state voltage: 1.2 kV
On-state current (It (AV)): 140 A
On-state current (It (RMS)): 310 A
Gate trigger voltage (Vgt): 2.5 V
Gate trigger current (Igt): 150 mA
Non-repetitive surge current (Itsm): 4500A, 4712A
Holding current (Ih): 200 mA
Quality and Safety Features
Robust thermal and mechanical design
Compliance with industrial safety standards
Compatibility
Chassis mount capabilities
INT-A-PAK (3 + 2) package suited for high-power applications
Application Areas
Industrial motor controls
Power supplies
Power converters
Battery chargers
Rectifiers for drives and UPS systems
Product Lifecycle
Obsolete product status
Potential availability of replacements or upgrades pending manufacturer's current offerings
Key Reasons to Choose This Product
Reliable for high-voltage and high-current environments
Obsolete status may make it suitable for legacy system repairs or maintenance
High surge handling capacity provides durability against transient conditions
Broad operating temperature range allows for use in varying thermal conditions
Strong industrial performance for power control and rectification processes