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STMicroelectronics BTA1 Series

18 variants · STMicroelectronics

About the STMicroelectronics STMicroelectronics BTA1 Series series

The STMicroelectronics STMicroelectronics BTA1 Series series groups 18 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share 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.

Select a variant by

Current - gate trigger (Igt)
5 mA · 10 mA · 35 mA · 50 mA
Current - hold (Ih)
10 mA · 15 mA · 35 mA · 50 mA
Current - non rep. surge 50, 60Hz
120A, 126A · 160A, 168A
Current - on state (It (RMS))
12 A · 16 A
Operating temperature
-40°C ~ 110°C (TJ) · -40°C ~ 125°C (TJ) · -40°C~125°C(TJ)
Triac type
Alternistor - Snubberless · Logic - Sensitive Gate · Standard
Voltage - off state
600 V · 700 V · 800 V

Variant comparison

ParameterBTA12-600BRGBTA12-600BWRGBTA12-600SWRGBTA12-600TWRGBTA12-700SWRGBTA12-800BRG
Current - gate trigger (Igt)50 mA50 mA10 mA5 mA10 mA50 mA
Current - hold (Ih)50 mA50 mA15 mA10 mA15 mA50 mA
Current - non rep. surge 50, 60Hz120A, 126A120A, 126A120A, 126A120A, 126A120A, 126A120A, 126A
Current - on state (It (RMS))12 A12 A12 A12 A12 A12 A
Operating temperature-40°C ~ 125°C (TJ)-40°C ~ 125°C (TJ)-40°C ~ 125°C (TJ)-40°C ~ 125°C (TJ)-40°C ~ 110°C (TJ)-40°C~125°C(TJ)
Triac typeStandardAlternistor - SnubberlessLogic - Sensitive GateLogic - Sensitive GateLogic - Sensitive GateStandard
Voltage - off state600 V600 V600 V600 V700 V800 V

Shared specifications

Case
TO-220-3
Configuration
Single
Mounting type
Through Hole
Package
Tube
Voltage - gate trigger (Vgt)
1.3 V

Request a quote on any STMicroelectronics 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 STMicroelectronics STMicroelectronics BTA1 Series variants differ?
STMicroelectronics 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 STMicroelectronics STMicroelectronics BTA1 Series part numbers are listed?
18 STMicroelectronics STMicroelectronics BTA1 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for STMicroelectronics STMicroelectronics BTA1 Series?
Request a quote (RFQ) for any STMicroelectronics BTA1 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants