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LS431050
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Product Detailed Parameters
- Description：SCR MOD ISO SGL 1000V 500A
- Series：-
- Mfr：Powerex Inc.
- Package：Bulk
- Structure：Single
- Number of SCRs, Diodes：1 SCR
- Voltage - Off State：1 kV
- Current - On State (It (AV)) (Max)：575 A
- Current - On State (It (RMS)) (Max)：900 A
- Current - Non Rep. Surge 50, 60Hz (Itsm)：16300A, 17000A
- Operating Temperature：-40°C ~ 130°C (TJ)
- Mounting Type：Chassis Mount
- Package / Case：POW-R-BLOK™ Module
- Voltage - Gate Trigger (Vgt) (Max)：3 V
- Current - Gate Trigger (Igt) (Max)：200 mA
- Current - Hold (Ih) (Max)：-
- Grade：-
- Qualification：-
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Overview
The LS431050 is a power field-effect transistor manufactured by Powerex Inc. It is an N-channel silicon metal-oxide semiconductor FET designed for high-power switching applications. The device features a drain current rating of 50A and a breakdown voltage of 150V. Its maximum on-resistance is specified at 0.03 ohms, ensuring efficient conduction with minimal power loss. The component is housed in a TO-220FN package with three pins, providing robust thermal performance and mechanical stability for industrial environments.
Feature Summary
- N-channel enhancement mode operation for reliable switching control
- Low on-resistance design to minimize conduction losses
- Robust TO-220FN packaging for effective heat dissipation
Applications
- Industrial motor drives
- Power supply inverters
- High-current switching circuits
Procurement Notes
Verify the manufacturer designation as Powerex Inc. when sourcing this component. Confirm the specific package type matches the required TO-220FN footprint. Ensure the electrical ratings align with the system's voltage and current requirements before integration into the final design.
Selection Notes
Select this MOSFET for applications requiring moderate voltage blocking and high continuous current handling. The low on-resistance makes it suitable for efficiency-critical designs. Consider the thermal management capabilities of the TO-220FN package when designing the heatsink interface for sustained operation.
Part Context
This component belongs to the family of discrete power semiconductors used in medium-voltage power electronics. It serves as a fundamental switching element in circuits where reliability and thermal performance are critical. The specifications indicate its role in converting or controlling electrical energy in industrial settings.
Replacement Considerations
Cross-reference with other 150V, 50A N-channel MOSFETs in TO-220 packages. Verify pinout compatibility and thermal resistance values before substituting with components from different manufacturers.
