Manufacturer Part Number
MCD72-08IO8B
Manufacturer
Littelfuse
Introduction
MCD72-08IO8B is a thyristor SCR/Diode module designed for high voltage and current applications, encapsulated in a TO-240AA package.
Product Features and Performance
Series Connection - SCR/Diode configuration
1 SCR and 1 Diode component
Maximum Voltage - Off State: 800 V
Maximum Current - On State (It (AV)): 115 A
Maximum Current - On State (It (RMS)): 180 A
Gate Trigger Voltage (Max): 2.5 V
Gate Trigger Current (Max): 150 mA
Non-Repetitive Surge Current 50/60Hz (Itsm): 1700A, 1800A
Holding Current (Max): 200 mA
Operating Temperature: -40°C to +125°C
Mounting Type: Chassis Mount
Product Advantages
High voltage and current handling capability
Designed for robust performance in harsh environments
Integrated SCR and Diode for simplified system design
Compact and reliable package (TO-240AA)
Key Technical Parameters
Voltage - Off State: 800 V
Current - On State (It AV, It RMS): 115 A, 180 A
Voltage - Gate Trigger (Max): 2.5 V
Current - Gate Trigger (Max): 150 mA
Surge Current (Itsm): 1700A/1800A
Holding Current (Max): 200 mA
Operating Temperature Range: -40°C to +125°C
Quality and Safety Features
Built for high reliability and performance under extreme conditions
Consistent operation over specified temperature range
TO-240AA package ensures mechanical durability and thermal stability
Compatibility
Compatible with a wide range of high voltage and power control applications
Chassis mount suitable for various assembly requirements
Application Areas
Industrial Motor Drives
Power Supplies
Industrial Heating
Electrical Vehicle Applications
High Power Switching Circuits
Product Lifecycle
Status: Active
Not nearing discontinuation
Replacement parts and upgrades are available
Several Key Reasons to Choose This Product
High surge current capability up to 1800A for robust power handling
Efficient thermal and mechanical design ensuring reliability in industrial environments
Comprehensive operating range from -40°C to +125°C catering to extreme working conditions
Integrated SCR and Diode module reduces system design complexity and improves reliability
Active product status with support for future upgrades and replacements
