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Product Detailed Parameters
- Description:SCR 400V 10A 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):6.4 A
- Current - On State (It (RMS)) (Max):10:00 AM
- Current - Off State (Max):5 µA
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Overview
The Littelfuse S4010NS3RP is a silicon-controlled rectifier (SCR) from the Sxx10xSx series, designed for surface-mount applications in the D2PAK-2 (TO-263-2) package. It features a rated repetitive off-state voltage of 400 V and an RMS on-state current capability of 10 A. The device requires a gate trigger voltage of 800 mV and a gate trigger current of 500 uA to activate. It operates within a temperature range of -40 C to +110 C, with a maximum holding current of 8 mA and a non-repetitive peak on-state current of 100 A.
Feature Summary
- Surface-mount construction in a D2PAK-2 package for automated PCB assembly
- High surge current handling capability for robust circuit protection
- Low gate trigger requirements for efficient control interface design
Applications
- AC power switching circuits
- Motor speed control systems
- Lighting dimmer applications
Procurement Notes
Verify the specific suffix RP indicates reel packaging when sourcing. Confirm the manufacturer part number matches Littelfuse documentation exactly. Ensure the D2PAK-2 footprint aligns with the target PCB layout. Check for RoHS compliance status if required by the end product specifications.
Selection Notes
Select this component where a 400 V blocking voltage and 10 A continuous current are sufficient. The TO-263-2 package offers thermal performance advantages over smaller SMD packages. Verify that the 500 uA gate trigger current matches the driving circuit capabilities. Consider the operating temperature range limits for the specific environment.
Part Context
This SCR belongs to the Sxx10xSx family of thyristors manufactured by Littelfuse. These devices are engineered for general-purpose power control tasks requiring reliable switching in compact form factors. The series provides standardized electrical characteristics across various voltage ratings.
Replacement Considerations
Direct pin-compatible alternatives include the S4010DS3RP, which shares similar electrical parameters but utilizes a DPAK-2 (TO-252-2) package. Designers must verify mechanical fit and thermal dissipation differences when substituting between these package types.
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