Q6008VH3

Triacs Overview

The Littelfuse Q6008VH3 is an 8 Amp high-temperature sensitive triac designed for robust AC switching applications. It belongs to the QJ series, offering standard and Alternistor (high communication) configurations. The device features a TO-220AB package suitable for surface mount or through-hole mounting, providing reliable performance in demanding environments. Key electrical characteristics include an RMS on-state current of 8A and a repetitive peak off-state voltage of 600V. It supports a wide operating temperature range from -40°C to +125°C, ensuring stability under thermal stress. The component integrates glass-passivated junctions for long-term reliability and parameter stability.

Triacs Feature Summary

• High-temperature sensitive design for enhanced thermal performance
• Alternistor configuration for improved noise immunity and reduced snubber requirements
• Glass-passivated junctions ensuring long-term device reliability
• Integrated diac trigger capability within the same package structure

Triacs Applications

• AC motor speed controls
• Temperature modulation systems
• Lighting control circuits requiring high noise immunity

Triacs Procurement Notes

Verify the specific suffix VH3 against official Littelfuse documentation to confirm pinout and thermal characteristics. Ensure compatibility with existing PCB layouts for TO-220 packages. Cross-reference datasheet revisions for any updates to maximum ratings or testing conditions before finalizing procurement specifications.

Triacs Selection Notes

Select this component when high-temperature operation and noise immunity are critical. The Alternistor feature simplifies circuit design by potentially eliminating external snubber networks. Compare gate trigger sensitivity requirements against other Triacs in the Qxx08xHx family if lower power drive is needed.

Triacs Part Context

This part belongs to the QJ series of Triacs manufactured by Littelfuse under the Teccor brand. It complements the broader QxxxxLTx Quadrac family by offering specialized high-communication capabilities. The series targets industrial and consumer applications requiring reliable AC phase control.

Triacs Replacement Considerations

Direct replacements may include other 8A 600V Triacs from the Littelfuse QJ series. Verify package compatibility and thermal resistance values. Alternative manufacturers should match the Alternistor characteristic and gate trigger specifications to ensure functional equivalence.