Manufacturer Part Number
MCC72-18IO8B
Manufacturer
Littelfuse
Introduction
The MCC72-18IO8B is a high-performance SCR (Silicon-Controlled Rectifier) module designed for efficient control of high-power AC loads in industrial applications.
Product Features and Performance
Series connection of all SCRs
Dual SCRs configuration for balanced control
High off-state voltage of 1.8 kV
On-state current capacity of up to 115A average and 180A RMS
Gate trigger voltage maximum of 2.5V
Gate trigger current maximum of 150mA
Non-repetitive surge current of up to 1700A (50Hz) and 1800A (60Hz)
Holding current maximum of 200mA
Wide operating temperature range from -40°C to 125°C
Product Advantages
Enhanced thermal and electric stress handling capabilities
Reliable performance in varying environmental conditions
Compact TO-240AA package suitable for space-sensitive applications
Key Technical Parameters
Voltage Off State: 1.8 kV
Current On State (It (AV)) (Max): 115 A
Current On State (It (RMS)) (Max): 180 A
Voltage Gate Trigger (Vgt) (Max): 2.5 V
Current Gate Trigger (Igt) (Max): 150 mA
Current Non Rep. Surge 50, 60Hz (Itsm): 1700A, 1800A
Current Hold (Ih) (Max): 200 mA
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Rigorous quality assurance processes ensure durability and dependability
Built to withstand high voltage and current conditions
Compatibility
Compatible with standard chassis mount setups
Application Areas
Industrial motor drives
HVAC control systems
Power supplies
Heavy-duty machinery control
Product Lifecycle
Status: Active
Consistently updated and supported for longevity in industrial applications
Several Key Reasons to Choose This Product
High reliability in controlling power for industrial machinery
Optimal design for high surge current mitigation
Ability to handle high temperatures extending service life
Complete control with minimal component count aiding in system simplicity
Robust construction ensuring prolonged operational life under stringent conditions
