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Product Detailed Parameters
- Description:SCR 400V 6A TO263
- Series:-
- Mfr:Littelfuse Inc.
- Package:Tape & Reel (TR)
- 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):3.8 A
- Current - On State (It (RMS)) (Max):6:00 AM
- Current - Off State (Max):5 µA
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Overview
The Littelfuse S4006NS3RP is a Silicon Controlled Rectifier (SCR) belonging to the Sxx10xSx series. It features a rated repetitive off-state voltage of 400 V and an on-state RMS current of 6 A. The device operates within a temperature range of -40°C to +110°C. Key electrical parameters include a maximum holding current of 8 mA, a gate trigger voltage of 800 mV, and a gate trigger current of 500 uA. It is housed in a D2PAK-2 (TO-263-2) surface mount package.
Feature Summary
- High sensitivity gate control with low trigger requirements
- Surface mount construction for automated assembly
- Robust thermal performance for industrial environments
Applications
- Industrial motor speed control circuits
- Solid state relay switching applications
- General purpose power control systems
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official datasheet to confirm pinout and electrical tolerances. Ensure the procurement channel provides traceability documentation. Confirm that the component meets RoHS and REACH compliance standards required for the target market. Validate the package type matches the PCB footprint design before finalizing orders.
Selection Notes
Select this SCR based on the 400 V blocking capability and 6 A continuous current rating. Consider the TO-263-2 package for adequate heat dissipation without external heatsinks in moderate loads. Evaluate the low gate trigger current for compatibility with sensitive microcontroller outputs. Compare thermal resistance values against the application's ambient temperature constraints.
Part Context
This component is part of Littelfuse's broader thyristor portfolio designed for power management. It complements other SCRs and triacs in the same series offering different current or voltage ratings. The product line focuses on providing reliable switching solutions for AC and DC power control applications across various industries.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Engineers should consult the manufacturer's cross-reference guide or contact technical support directly for verified equivalent components.
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