Manufacturer Part Number
CD420890B
Manufacturer
powerex
Introduction
The CD420890B is a SCR/Diode module designed for high power control applications, capable of handling high surge currents and off-state voltages.
Product Features and Performance
Series Connection SCR/Diode Configuration
POW-R-BLOK™ Module for reliable connection
Capable of handling off-state voltages up to 800 V
On-state current rating of up to 95 A (average) and 150 A (RMS)
Surge current capacity of 2000 A at 50 Hz and 2100 A at 60 Hz
Product Advantages
Integrates one SCR and one Diode in a single module, simplifying design and assembly
High surge current capability aids in handling extreme conditions
Compact and robust package suitable for chassis mounting supports durable structural reliability
Key Technical Parameters
Voltage Off State: 800 V
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
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
POW-R-BLOK™ Module ensures secure and reliable connections
Built to endure temperatures ranging from -40°C to 125°C
Compatibility
Generally suited for applications requiring massive current control and specific voltage thresholds
Application Areas
Industrial motor control
Inverters
Converter systems
Heavy-duty electrical systems
Product Lifecycle
Discontinued at Digi-Key indicating it may be nearing end of life
Check for possible replacements or upgrades through manufacturer or alternative suppliers
Several Key Reasons to Choose This Product
High reliability in harsh conditions given high surge current and voltage capacity
Integrated SCR and Diode functionality reduces space and complexity
Durable and convenient chassis mountable design
Tailored for tough industrial applications requiring robust performance and longevity
Maintenance eased by effective and straightforward mounting and compact design
