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Littelfuse Inc. L4X8 Series

2 variants · Littelfuse Inc.

About the Littelfuse Inc. L4X8 Series

The Littelfuse Inc. L4X8 Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common case of TO-226-3, TO-92-3 (TO-226AA), configuration of Single and current - non rep. surge 50, 60Hz of 8.3A, 10A. Variants differ by current - gate trigger (Igt) and current - hold (Ih), so you can match the exact current - gate trigger (Igt) your application requires using the selection guide below. All listed Littelfuse Inc. L4X8 Series part numbers are active and orderable.

Select a variant by

Current - gate trigger (Igt)
3 mA · 5 mA
Current - hold (Ih)
5 mA · 10 mA

Shared specifications

Case
TO-226-3, TO-92-3 (TO-226AA)
Configuration
Single
Current - non rep. surge 50, 60Hz
8.3A, 10A
Current - on state (It (RMS))
800 mA
Mounting
Through Hole
Operating temperature
-65°C ~ 110°C (TJ)
Package
Bulk
Triac type
Logic - Sensitive Gate
Voltage - gate trigger (Vgt)
1.3 V
Voltage - off state
400 V

Variant comparison

ParameterL4X8E3L4X8E5
Current - gate trigger (Igt)3 mA5 mA
Current - hold (Ih)5 mA10 mA

Request a quote on any Littelfuse Inc. L4X8 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants