How do the Littelfuse Inc. Littelfuse Inc. BTA1 Series variants differ?

Littelfuse Inc. BTA1 Series part numbers differ by current - gate trigger (Igt), current - hold (Ih), current - non rep. surge 50, 60Hz and current - on state (It (RMS)). Use the selection guide above to pick by current - gate trigger (Igt).

How many Littelfuse Inc. Littelfuse Inc. BTA1 Series part numbers are listed?

4 Littelfuse Inc. Littelfuse Inc. BTA1 Series part numbers are listed, each with specifications and a datasheet where available.

Littelfuse Inc. BTA1 Series

4 variants · Littelfuse Inc.

About the Littelfuse Inc. Littelfuse Inc. BTA1 Series series

The Littelfuse Inc. Littelfuse Inc. BTA1 Series series groups 4 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-220-3, configuration of Single and mounting type of Through Hole. Variants differ by current - gate trigger (Igt), current - hold (Ih) and current - non rep. surge 50, 60Hz, so you can match the exact current - gate trigger (Igt) your application requires using the selection guide below. All listed Littelfuse Inc. BTA1 Series part numbers are active and orderable.

Select a variant by

Current - gate trigger (Igt): 10 mA · 35 mA · 50 mA
Current - hold (Ih): 20 mA · 45 mA · 50 mA
Current - non rep. surge 50, 60Hz: 105A @ 60Hz · 170A @ 60Hz
Current - on state (It (RMS)): 12 A · 16 A
Operating temperature: -40°C ~ 125°C (TJ) · -40°C~110°C(TJ) · -40°C~125°C(TJ)
Triac type: Logic - Sensitive Gate · Standard
Voltage - gate trigger (Vgt): 1.1 V · 1.3 V
Voltage - off state: 600 V · 800 V

Variant comparison

Parameter	BTA12-600CW3G	BTA12-800BW3G	BTA16-800CW3G	BTA16-800SW3G
Current - gate trigger (Igt)	35 mA	50 mA	35 mA	10 mA
Current - hold (Ih)	45 mA	50 mA	50 mA	20 mA
Current - non rep. surge 50, 60Hz	105A @ 60Hz	105A @ 60Hz	170A @ 60Hz	170A @ 60Hz
Current - on state (It (RMS))	12 A	12 A	16 A	16 A
Operating temperature	-40°C ~ 125°C (TJ)	-40°C ~ 125°C (TJ)	-40°C~125°C(TJ)	-40°C~110°C(TJ)
Triac type	Standard	Standard	Standard	Logic - Sensitive Gate
Voltage - gate trigger (Vgt)	1.1 V	1.1 V	1.1 V	1.3 V
Voltage - off state	600 V	800 V	800 V	800 V

Shared specifications

Case: TO-220-3
Configuration: Single
Mounting type: Through Hole
Package: Tube

Request a quote on any Littelfuse Inc. BTA1 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Littelfuse Inc. Littelfuse Inc. BTA1 Series variants differ?: Littelfuse Inc. BTA1 Series part numbers differ by current - gate trigger (Igt), current - hold (Ih), current - non rep. surge 50, 60Hz and current - on state (It (RMS)). Use the selection guide above to pick by current - gate trigger (Igt).
How many Littelfuse Inc. Littelfuse Inc. BTA1 Series part numbers are listed?: 4 Littelfuse Inc. Littelfuse Inc. BTA1 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Littelfuse Inc. Littelfuse Inc. BTA1 Series?: Request a quote (RFQ) for any Littelfuse Inc. BTA1 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.