Manufacturer Part Number
N1449QL200
Manufacturer
littelfuse
Introduction
The N1449QL200 is a silicon controlled rectifier (SCR) from littelfuse, structured for high-power handling and efficiency in a wide variety of applications.
Product Features and Performance
Standard Recovery SCR
High maximum voltage off state of 2 kV
Maximum on-state current of 1410 A (average) and 2790 A (RMS)
Gate trigger voltage maximum of 3 V
Gate trigger current maximum of 300 mA
Hold current maximum of 1 A
Off-state current maximum of 100 mA
Surge current capacity of 19000 A at 50 Hz
Designed to withstand operating temperatures from -40°C to 125°C
Product Advantages
Efficient power handling capacity
Robust thermal and electrical characteristics
High surge current capability
Durable at extreme temperatures
Key Technical Parameters
Voltage - Off State: 2 kV
Voltage - Gate Trigger (Vgt) (Max): 3 V
Current - Gate Trigger (Igt) (Max): 300 mA
Voltage - On State (Vtm) (Max): 2.65 V
Current - On State (It (AV)) (Max): 1410 A
Current - On State (It (RMS)) (Max): 2790 A
Current - Hold (Ih) (Max): 1 A
Current - Off State (Max): 100 mA
Surge current: 19000A @ 50Hz
Quality and Safety Features
Constructed to meet rigorous quality and safety standards
Capable of handling extreme voltage and current without failure
Compatibility
Chassis mount installation
Compatible with TO-200AB, B-PuK package standards
Application Areas
Industrial motor control
HVAC systems
Power supplies
Lighting systems and more
Product Lifecycle
Active status, with no current indications of discontinuation
Availability of replacements or upgrades typically ensured due to product active status
Several Key Reasons to Choose This Product
High reliability in high-power and high-voltage applications
Surge current capability suitable for tough environmental conditions
Long operational life with robust off-state and on-state current handling
Versatility across diverse applications due to broad operating temperature range
Direct mounting capability simplifies installation in industrial setups
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