Q8004D3RP

Triacs Overview

The Littelfuse Q8004D3RP is a bidirectional triac designed for surface-mount applications. It belongs to the Teccor Qxx04xx series and features an RMS on-state current of 4 A with a rated repetitive peak off-state voltage of 800 V. The device operates within a temperature range from -40°C to +125°C and utilizes a TO-252-3 package. This component serves as a solid-state switching solution for AC power control circuits requiring reliable performance in compact form factors.

Triacs Feature Summary

• Surface-mount construction enables automated PCB assembly
• High voltage blocking capability supports AC line applications
• Standard gate trigger characteristics simplify driver design

Triacs Applications

• AC motor speed control systems
• Solid-state relay modules
• Lighting dimmer circuits

Triacs Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to confirm pinout and thermal specifications. Confirm RoHS compliance status through official Littelfuse documentation before integration. Ensure supply chain channels provide genuine components with traceable manufacturing dates to prevent counterfeit risks.

Triacs Selection Notes

Select this part when an 800V rating is required for high-voltage AC loads. Compare the 4A RMS current limit against circuit load requirements. Consider the TO-252-3 package dimensions for board space constraints. Evaluate thermal management needs based on the specified junction temperature limits.

Triacs Part Context

This triac is part of the Teccor brand portfolio under Littelfuse Inc. The Qxx04xx series designation indicates standard gate sensitivity and 4A current handling. It complements other surface-mount thyristors in the manufacturer's power control lineup.

Triacs Replacement Considerations

Check for direct cross-references in Littelfuse application notes. Verify equivalent voltage and current ratings if considering third-party alternatives. Ensure package compatibility matches the existing footprint.