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S6X8ES1
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Product Detailed Parameters
- Description：SCR 600V 800MA TO92
- Series：-
- Mfr：Littelfuse Inc.
- Package：Bulk
- Voltage - Off State：600 V
- Voltage - Gate Trigger (Vgt) (Max)：800 mV
- Current - Gate Trigger (Igt) (Max)：5 µA
- Current - Hold (Ih) (Max)：5 mA
- Current - Non Rep. Surge 50, 60Hz (Itsm)：8A, 10A
- SCR Type：Sensitive Gate
- Operating Temperature：-40°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Through Hole
- Package / Case：TO-226-3, TO-92-3 (TO-226AA)
- Supplier Device Package：TO-92
- Voltage - On State (Vtm) (Max)：1.7 V
- Current - On State (It (AV)) (Max)：510 mA
- Current - On State (It (RMS)) (Max)：800 mA
- Current - Off State (Max)：3 µA
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Overview
The S6X8ES1 is a sensitive gate Silicon Controlled Rectifier (SCR) from Littelfuse, rated for a maximum repetitive off-state voltage of 600 V and an RMS on-state current of 800 mA. It features a low gate trigger current of 5 µA and a gate trigger voltage of 800 mV. The device operates within a temperature range of -40°C to +125°C, with a holding current of 5 mA and a forward voltage of 1.7 V. It utilizes a TO-92 through-hole package.
Feature Summary
- Sensitive gate design enabling triggering with minimal gate current
- High static dv/dt capability for noise immunity
- Low turn-off time for efficient circuit switching
- Glass-passivated junctions for enhanced reliability
Applications
- Ground Fault Circuit Interrupter (GFCI) circuits
- Gas ignition systems
- Lighting control applications
- General purpose switching in low power circuits
Procurement Notes
Verify the specific datasheet version and manufacturer lot codes upon procurement. Ensure the component matches the required pinout configuration for your PCB layout. Confirm RoHS compliance status if environmental regulations apply to your assembly process. Cross-reference the part number with authorized distributors to avoid counterfeit components.
Selection Notes
Select this SCR when low gate drive current is critical for the control circuitry. The 600 V rating suits medium-voltage AC applications. Consider the TO-92 package constraints for thermal management and physical space. Evaluate the 800 mA RMS current limit against peak load requirements to ensure safe operation under all expected conditions.
Part Context
This component belongs to the S6X8ES series of low-power SCRs designed for sensitive gate operations. It shares architectural similarities with other devices in the family but differs in specific voltage and current ratings. The series emphasizes compact packaging and robust performance in consumer electronics and appliance control modules.
Replacement Considerations
Direct substitutes include other 600V, 800mA sensitive gate SCRs in TO-92 packages with compatible GAK pinouts. Verify that alternative parts meet the same 5 µA gate trigger current requirement. Check for equivalent holding current and dv/dt ratings to maintain circuit stability without redesign.
FAQ
What is the typical gate trigger current for the S6X8ES1?
The gate trigger current is specified as 5 µA, classifying it as a sensitive gate SCR.
Is the S6X8ES1 suitable for high-frequency switching applications?
The device features a low turn-off time, making it suitable for applications requiring relatively fast switching, though specific frequency limits depend on the thermal and circuit constraints.
How is the junction protected in the S6X8ES1?
All SCR junctions are glass-passivated to ensure long-term reliability and protection against environmental factors.
