Manufacturer Part Number
MCC72-18IO1B
Manufacturer
littelfuse
Introduction
The MCC72-18IO1B is a high-power, Series Connection SCR Module designed for efficient and reliable operation across various applications.
Product Features and Performance
Series Connection SCR structure
Two SCRs integrated within the module
High off-state voltage of 1.8 kV
On-state current capability up to 115 A (average) and 180 A (RMS)
Gate trigger voltage and current of 2.5 V and 150 mA, respectively
Non-repetitive surge current of 1700A (50Hz) and 1800A (60Hz)
Hold current of up to 200 mA
Operates effectively at temperatures ranging from -40°C to 125°C
Product Advantages
Improved power handling and reliability due to Series SCRs
High surge current capability enhances robustness
Suitable for high voltage applications
Low gate trigger requirements facilitate easier control
Designed for thermal efficiency with chassis mount configuration
Key Technical Parameters
Voltage Off State: 1.8 kV
Current On State (It (AV)): 115 A
Current On State (It (RMS)): 180 A
Voltage Gate Trigger (Vgt): 2.5 V
Current Gate Trigger (Igt): 150 mA
Current Non Rep. Surge 50, 60Hz (Itsm): 1700A, 1800A
Current Hold (Ih): 200 mA
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Manufactured by littelfuse, known for high-quality electronic components
Sturdy TO-240AA package for robustness and reliable performance
Compliance with international safety standards
Compatibility
Designed for chassis mount, enabling easy integration into various system designs
Compatible with a wide range of control circuits due to low gate trigger requirements
Application Areas
Power conversion and control systems
AC and DC motor drives
Industrial heating and welding
UPS and power supply units
Product Lifecycle
Currently marked as Active, indicating ongoing production and availability
No reported discontinuation, ensuring long-term supply and support
Several Key Reasons to Choose This Product
High voltage and current handling capabilities for demanding applications
Robust surge current protection enhances system reliability
Low gate trigger control simplifies system design and reduces overhead
Wide operating temperature range ensures performance in harsh conditions
Backed by littelfuse’s reputation for quality and reliability
Designed with future compatibility and long product lifecycle in mind
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