Manufacturer Part Number
CM4308A2
Manufacturer
Powerex
Introduction
The Powerex CM4308A2 is a SCR module designed for high power control and switching.
Product Features and Performance
Dual SCR configuration
High surge current handling capability
Series connection of SCRs enhances device performance
Suitable for high-voltage applications up to 800V
High on-state current of 25 A average and 39 A RMS
Gate trigger voltage and current of 3V and 50mA, respectively
Robust design for reliable operation in demanding conditions
Product Advantages
High surge current capacity for exceptional performance during short circuits
Series connected SCRs for improved voltage handling
Ideal for applications requiring high current control
Extended operating temperature range, suitable for industrial applications
Key Technical Parameters
Voltage - Off State: 800 V
Current - On State (It(AV)) (Max): 25 A
Current - On State (It(RMS)) (Max): 39 A
Voltage - Gate Trigger (Vgt) (Max): 3 V
Current - Gate Trigger (Igt) (Max): 50 mA
Current - Non Rep. Surge 50, 60Hz (Itsm): 445A, 490A
Operating Temperature Range: -40°C ~ 125°C
Quality and Safety Features
Designed for robust operation in industrial environments
Over-temperature and overcurrent protection for device safety
Compatibility
Chassis mount configuration compatible with standard heat sinks and hardware
Application Areas
High-performance drives
Power converters/rectifiers
HVAC systems
Welding equipment
Product Lifecycle
Obsolete status, indicating no longer in production
Potential for limited availability of replacements or upgrades
Several Key Reasons to Choose This Product
High surge capacity ensures reliability under stress conditions
Designed for thermal efficiency and durability
Versatile for numerous high-voltage, high-power applications
Extended temperature range for operation in diverse environments
Strong pedigree from Powerex, a known manufacturer in power semiconductor tech