Manufacturer Part Number
MCC312-18IO1
Manufacturer
littelfuse
Introduction
The MCC312-18IO1 is a high-power, robust silicon-controlled rectifier (SCR) module designed for efficient and reliable performance in applications requiring phase control and rectification.
Product Features and Performance
Dual SCR modules
Series Connection - All SCRs structure
High surge current capability - up to 10100A
Chassis mount configuration
Suitable for high temperature operations up to 140°C
Product Advantages
High voltage capability of up to 1.8 kV
High on-state current rating – continuous 320 A, RMS 520 A
Low gate trigger voltage and current for easier control
Key Technical Parameters
Voltage - Off State: 1.8 kV
Current - On State (It (AV)) (Max): 320 A
Current - On State (It (RMS)) (Max): 520 A
Voltage - Gate Trigger (Vgt) (Max): 2 V
Current - Gate Trigger (Igt) (Max): 150 mA
Current - Non Rep. Surge 50, 60Hz (Itsm): 9200A, 10100A
Operating Temperature: -40°C ~ 140°C
Quality and Safety Features
Designed for robust performance under high surge scenarios
Thermal and overload protection enabled by high maximum operating temperature
Compatibility
Suitable for use in environments and applications where high voltage and current handling are necessary.
Compatible with chassis mounting settings for secure installation
Application Areas
Industrial motor control
HVAC systems
Power supplies
Heavy-duty machinery control
Product Lifecycle
The product status is currently active
No indications of discontinuation, ensuring long-term availability and support
Several Key Reasons to Choose This Product
Robust performance with high surge current capability up to 10100A
High thermal endurance allowing operation in temperatures up to 140°C
Optimized for high voltage applications up to 1.8 kV
Ease of control with low gate trigger voltage and current (2 V, 150 mA)
Reliable and consistent performance in industrial settings
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