Manufacturer Part Number
MCMA140P1400TA
Manufacturer
littelfuse
Introduction
The MCMA140P1400TA is a high-power Thyristor SCR module designed for efficient control and switching of high current AC loads.
Product Features and Performance
Series Connection All SCRs structure for enhanced reliability
Capable of handling currents up to 140A (average) and 220A (RMS)
Supports voltage levels up to 1.4kV in the off state
Gate Trigger Voltage (Vgt) of up to 1.5V
Maximum Gate Trigger Current (Igt) of 150mA
Surge capability (Itsm) at 2400A for 50Hz and 2590A for 60Hz
Hold Current (Ih) up to 200mA
Operating temperature range from -40°C to 140°C
Chassis Mount layout for secure installation
Housed in a robust TO-240AA package
Product Advantages
High surge current capacity provides exceptional tolerance against temporary overloads
Wide operating temperature range ensures reliability under extreme conditions
Versatile mounting and packaging for easy integration into various designs
Key Technical Parameters
Voltage Off State: 1.4 kV
Current On State (It (AV)) (Max): 140 A
Current On State (It (RMS)) (Max): 220 A
Voltage Gate Trigger (Vgt) (Max): 1.5 V
Current Gate Trigger (Igt) (Max): 150 mA
Surge Current (Itsm): 2400A (50Hz), 2590A (60Hz)
Hold Current (Ih) (Max): 200 mA
Quality and Safety Features
Designed and tested to comply with stringent quality standards
Robust construction ensures long-term reliability and safety
Compatibility
Suitable for a wide range of applications requiring high power control and switching
Application Areas
Industrial power supplies
Motor control systems
Heating and cooling systems
High power lighting systems
UPS and power conditioning systems
Product Lifecycle
Status: Active
This product is not nearing discontinuation and remains supported by littelfuse, with availability of replacements and upgrades as needed.
Several Key Reasons to Choose This Product
High current and voltage handling capabilities for demanding applications
Strong surge current tolerance for enhanced protection against overloads
Wide operating temperature range for use in harsh environments
Reliable series connection structure for improved performance and safety
Comprehensive support and availability directly from littelfuse
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