QJ4008VH2TP

$0.77

Description：TRIAC ALTERNSTR 400V 8A TO251AA
Series：QJxx08xHx

SKU:71c04104951d Category: TRIACs Brand: Littelfuse Inc.

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Product introduction

QJ4008VH2TP is listed in the Triacs range at ChipApex. The manufacturer field lists Littelfuse Inc.. Its product description is TRIAC ALTERNSTR 400V 8A TO251AA. Review the specifications below when checking this part for your BOM.

Triacs specifications for QJ4008VH2TP

Description：TRIAC ALTERNSTR 400V 8A TO251AA
Series：QJxx08xHx
Mfr：Littelfuse Inc.
Package：Tube
Triac Type：Alternistor - Snubberless
Voltage - Off State：400 V
Current - On State (It (RMS)) (Max)：8:00 AM
Voltage - Gate Trigger (Vgt) (Max)：1.3 V
Current - Non Rep. Surge 50, 60Hz (Itsm)：70A, 84A
Current - Gate Trigger (Igt) (Max)：10 mA
Current - Hold (Ih) (Max)：25 mA
Configuration：Single
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-251-3 Short Leads, IPAK, TO-251AA
Supplier Device Package：TO-251AA
Grade：-
Qualification：-

Triacs datasheet and documents for QJ4008VH2TP

QJ4008VH2TP

Triacs Overview

The QJ4008VH2TP is a TRIAC from Littelfuse, rated for 400V off-state voltage and 8A load current. It features a gate trigger current of 10mA and is housed in an IPAK (TO-251AA) package with through-hole mounting.

Triacs Feature Summary

Alternistor technology for high dv/dt immunity
High surge current capability
Hermetically sealed glass passivation

Triacs Applications

Lighting control systems
Motor speed control circuits
Heating element regulation

Triacs Procurement Notes

Verify the specific suffix VH2TP against official Littelfuse documentation to confirm exact marking and tape/reel specifications. Ensure compatibility with required thermal management solutions for the IPAK package during integration.

Triacs Selection Notes

Select this component when high dv/dt protection is critical for reliable switching in resistive or inductive loads. The 8A rating suits moderate power applications requiring robust surge handling within a compact through-hole footprint.

Triacs Part Context

This device belongs to the Littelfuse Alternistor family, designed for improved noise immunity compared to standard TRIACs. It utilizes advanced silicon processing to enhance performance in demanding AC power control environments.

Triacs Replacement Considerations

Consult Littelfuse official substitution guides for direct replacements. Verify electrical parameters and package dimensions match before adopting alternative part numbers.

Explore related parts through Thyristors, Discrete Semiconductor Products, all product categories, ChipApex homepage.

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