Manufacturer Part Number
MCD44-08IO1B
Manufacturer
littelfuse
Introduction
The MCD44-08IO1B is a hybrid SCR/Diode module combining silicon controlled rectifier and diode in a series connection, housed in a TO-240AA package.
Product Features and Performance
Hybrid SCR/Diode module
Series Connection SCR/Diode structure
Voltage Off State: 800 V
Current On State (It (AV)) (Max): 51 A
Current On State (It (RMS)) (Max): 80 A
Voltage Gate Trigger (Vgt) (Max): 1.5 V
Current Gate Trigger (Igt) (Max): 100 mA
Current Non Rep. Surge 50, 60Hz (Itsm): 1150A, 1230A
Current Hold (Ih) (Max): 200 mA
Operating Temperature: -40°C to 125°C
Chassis Mount
Product Advantages
High voltage and current handling capabilities
Durable and reliable for harsh environments with operating temperatures ranging from -40°C to 125°C
Compact and robust TO-240AA package ideal for chassis mounting
Key Technical Parameters
Off State Voltage: 800 V
On State Current (It (AV)): 51 A
On State Current (It (RMS)): 80 A
Gate Trigger Voltage (Vgt): 1.5 V
Gate Trigger Current (Igt): 100 mA
Non-Repetitive Surge Current (Itsm): 1150A, 1230A
Hold Current (Ih): 200 mA
Quality and Safety Features
Robust thermal management for enhanced reliability and safety
Designed for continuous operation at high temperatures
Compatibility
Suitable for use in circuits requiring both SCR and Diode functionality
The standard TO-240AA package ensures compatibility with conventional mounting setups
Application Areas
Industrial power equipment
Motor control
Heating and lighting systems
Product Lifecycle
Current Product Status: Active
No indication of nearing discontinuation
Ongoing support and availability from littelfuse
Several Key Reasons to Choose This Product
High surge current capabilities ideal for industrial applications
Reliable performance over a wide range of operating temperatures
Compact and sturdy package ensures long-lasting operation
Flexible use case in both SCR and diode functionalities in a single module
Continued manufacturer support as indicated by active product status
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