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Product Detailed Parameters
- Description:SCR 200V 6A TO252
- Series:-
- Mfr:Littelfuse Inc.
- Package:Tube
- Voltage - Off State:200 V
- Voltage - Gate Trigger (Vgt) (Max):800 mV
- Current - Gate Trigger (Igt) (Max):200 µA
- Current - Hold (Ih) (Max):6 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm):83A, 100A
- SCR Type:Sensitive Gate
- Operating Temperature:-40°C ~ 110°C
- Mounting Type:Surface Mount
- Package / Case:TO-252-3, DPAK (2 Leads + Tab), SC-63
- Supplier Device Package:TO-252 (DPAK)
- 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 S2006DS2TP is a sensitive gate Silicon Controlled Rectifier (SCR) rated for 6 A RMS on-state current and 200 V repetitive peak off-state voltage. It utilizes a TO-252 D-Pak surface-mount package with an electrically isolated tab, allowing direct mounting to heatsinks without additional insulation. The device features glass-passivated junctions for reliability and offers a low DC gate trigger current of 200 µA. Key electrical parameters include a maximum holding current of 6 mA, a peak non-repetitive surge current of 100 A at 60 Hz, and a typical thermal resistance from junction to case of 4.3 °C/W.
Feature Summary
- Electrically isolated TO-252 package enables safe heatsink mounting
- Glass-passivated junctions ensure long-term parameter stability
- Sensitive gate design allows control with minimal trigger current
Applications
- Capacitive discharge systems for strobe lights
- AC control and rectification for power tools
- Battery regulators for two-wheeler applications
Procurement Notes
Verify the specific suffix DS2TP corresponds to the TO-252 D-Pak package and 200V rating. Confirm RoHS compliance status through official Littelfuse documentation or authorized distributor certificates before integration. Ensure the ordering part number matches the required isolation voltage and thermal characteristics for the target application environment.
Selection Notes
Select this component when a surface-mount SCR with high isolation voltage is required. The TO-252 package provides better thermal performance than leaded alternatives while maintaining compact board space. Verify that the 200V blocking capability meets the circuit's peak voltage requirements and that the 200 µA gate sensitivity aligns with the available drive signal strength.
Part Context
This device belongs to the Teccor line of sensitive SCRs, which complement standard power SCRs by offering lower gate trigger currents. The S2006 series covers ratings from 0.8 A to 10 A with voltages up to 600 V. The DS2TP variant specifically denotes the 6 A, 200 V, sensitive gate configuration in the D-Pak package, designed for cost-effective assembly and efficient heat dissipation.
Replacement Considerations
Direct replacements must match the 6 A current, 200 V voltage, and TO-252 package. Check datasheets for equivalent gate trigger currents and thermal resistance values. Verify isolation voltage ratings if mounting directly to a chassis or heatsink.
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