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S4008NS3TP
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Product Detailed Parameters
- Description：SCR 400V 8A TO263
- Series：-
- Mfr：Littelfuse Inc.
- Package：Tube
- Voltage - Off State：400 V
- Voltage - Gate Trigger (Vgt) (Max)：800 mV
- Current - Gate Trigger (Igt) (Max)：500 µA
- Current - Hold (Ih) (Max)：8 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：83A, 100A
- SCR Type：Sensitive Gate
- Operating Temperature：-40°C ~ 110°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
- Supplier Device Package：TO-263 (D2PAK)
- Voltage - On State (Vtm) (Max)：1.6 V
- Current - On State (It (AV)) (Max)：5.1 A
- Current - On State (It (RMS)) (Max)：8:00 AM
- Current - Off State (Max)：5 µA
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Overview
The S4008NS3TP is a silicon-controlled rectifier (SCR) manufactured by Littelfuse Inc. It features a nominal voltage rating of 400V and a current rating of 100A. The device utilizes a TO-263 (D2PAK) surface-mount package with three pins, including a tab for thermal management. This component belongs to the Sxx08xSx series and is designed for sensitive gate triggering applications in power control circuits.
Feature Summary
- Sensitive gate triggering capability for reliable turn-on
- Surface-mount construction in a TO-263 package for automated assembly
- High current handling capacity suitable for power electronics
Applications
- Embedded electronics systems
- Industrial equipment power control
- AC/DC power converters
Procurement Notes
Verify the specific datasheet version for the S4008NS3TP to confirm electrical characteristics and mechanical dimensions. Ensure that the TO-263 footprint matches the design requirements. Check for RoHS compliance status and any specific storage or handling instructions provided by Littelfuse prior to integration into the final product design.
Selection Notes
Select this component when a high-current surface-mount SCR is required for 400V applications. The TO-263 package offers a balance between current capacity and PCB space efficiency. Consider the sensitive gate nature for low-power trigger signals. Evaluate thermal dissipation needs given the 100A rating and ensure adequate heatsinking or copper area on the PCB.
Part Context
This part is part of Littelfuse's broader portfolio of circuit protection and power semiconductors. It falls under the thyristor category, specifically SCRs. The manufacturer provides application notes and selection guides to assist engineers in integrating these devices into various power management and control solutions across industrial and consumer electronics sectors.
Replacement Considerations
Consult Littelfuse official documentation for verified substitute part numbers. Cross-reference parameters such as voltage, current, and package type before substitution.
