Manufacturer Part Number
CD431490B
Manufacturer
powerex
Introduction
Powerex CD431490B is a high power thyristor SCR module designed for efficient power control in industrial applications.
Product Features and Performance
Series connection structure with all SCRs
Two SCRs integrated within the module
High surge current capability (Itsm: 2000A/2100A at 50/60Hz)
Robust operating temperature range from -40°C to 125°C (TJ)
Product Advantages
Ability to control large currents (95A average, 150A RMS)
High voltage handling capability (1.4kV off-state voltage)
Compact POW-R-BLOK™ module format for ease of chassis mounting
Key Technical Parameters
Voltage – Off State: 1.4 kV
Current – On State (It (AV)) (Max): 95 A
Current – On State (It (RMS)) (Max): 150 A
Voltage – Gate Trigger (Vgt) (Max): 3 V
Current – Gate Trigger (Igt) (Max): 150 mA
Current – Hold (Ih) (Max): 250 mA
Quality and Safety Features
Built-in features to handle overcurrent and overvoltage conditions
High surge current capacity ensuring durability in harsh conditions
Compatibility
Designed for use with industrial power applications requiring controlled rectification
Application Areas
Motor control
AC/DC converters
Industrial power supplies
Heating and welding equipment
Product Lifecycle
Discontinued at Digi-Key
Alternative replacements or upgrades may be available
Several Key Reasons to Choose This Product
High-current and high-voltage control for industrial applications
Integrated dual SCR structure for compact power management
Proven reliability across a wide temperature range
Capable of handling high surge currents ensuring long-term performance
Easy to mount and integrate into various industrial systems
