L4008L656

Triacs Overview

The L4008L656 is a sensitive gate TRIAC manufactured by Littelfuse Inc. It features a 400 V repetitive peak off-state voltage and an 8 A average on-state current rating. The device is housed in a TO-220 package with an isolated tab and formed leads, designed for through-hole mounting. It belongs to the logic-compatible TRIAC family, ensuring reliable switching performance in AC power control applications.

Triacs Feature Summary

• Sensitive gate triggering mechanism for low gate drive requirements
• Logic-level compatibility for direct interface with digital control circuits
• Robust thermal management via isolated tab construction

Triacs Applications

• Lighting dimmer controls
• Motor speed regulation systems
• General purpose AC power switching

Triacs Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm RoHS3 compliance status and ensure the TO-220 package matches the required isolation tab configuration. Validate lot codes and date codes to guarantee original new condition prior to integration into production designs.

Triacs Selection Notes

Select this component when a 400 V blocking capability and 8 A continuous load capacity are required. The sensitive gate characteristic makes it suitable for applications utilizing low-power microcontrollers or logic gates for trigger signals. Ensure the thermal design accommodates the TO-220 form factor for adequate heat dissipation during operation.

Triacs Part Context

This part belongs to the Littelfuse TRIAC product line, specifically designed for AC power control. It complements other devices in the series offering higher voltage or current ratings. The TO-220 packaging provides a standardized solution for industrial and consumer electronics requiring robust semiconductor switching elements.

Triacs FAQ

What is the gate trigger current requirement for the L4008L656?

The datasheet specifies it as a sensitive gate TRIAC, indicating a lower gate current threshold compared to standard gate types, though exact values require reference to the specific electrical characteristics table.

Does the L4008L656 support logic-level triggering?

Yes, the device is described as a Logic - Sensitive Gate TRIAC, allowing it to be driven directly by standard logic outputs without additional amplification stages.