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STMicroelectronics BTB2 Series

5 variants · STMicroelectronics

About the STMicroelectronics STMicroelectronics BTB2 Series series

The STMicroelectronics STMicroelectronics BTB2 Series series groups 5 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 current - non rep. surge 50, 60Hz of 250A, 260A. Variants differ by current - gate trigger (Igt), current - hold (Ih) and operating temperature, so you can match the exact current - gate trigger (Igt) your application requires using the selection guide below. All listed STMicroelectronics BTB2 Series part numbers are active and orderable.

Select a variant by

Current - gate trigger (Igt)
35 mA · 50 mA
Current - hold (Ih)
50 mA · 75 mA · 80 mA
Operating temperature
-40°C ~ 125°C (TJ) · -40°C~125°C(TJ)
Triac type
Alternistor - Snubberless · Standard
Voltage - off state
600 V · 800 V

Variant comparison

ParameterBTB24-600BRGBTB24-600BWRGBTB24-600CWRGBTB24-800BRGBTB24-800CWRG
Current - gate trigger (Igt)50 mA50 mA35 mA50 mA35 mA
Current - hold (Ih)80 mA75 mA50 mA80 mA50 mA
Operating temperature-40°C ~ 125°C (TJ)-40°C ~ 125°C (TJ)-40°C~125°C(TJ)-40°C ~ 125°C (TJ)-40°C ~ 125°C (TJ)
Triac typeStandardAlternistor - SnubberlessAlternistor - SnubberlessStandardAlternistor - Snubberless
Voltage - off state600 V600 V600 V800 V800 V

Shared specifications

Case
TO-220-3
Configuration
Single
Current - non rep. surge 50, 60Hz
250A, 260A
Current - on state (It (RMS))
25 A
Mounting type
Through Hole
Package
Tube
Voltage - gate trigger (Vgt)
1.3 V

Request a quote on any STMicroelectronics BTB2 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 BTB2 Series variants differ?
STMicroelectronics BTB2 Series part numbers differ by current - gate trigger (Igt), current - hold (Ih), operating temperature and triac type. Use the selection guide above to pick by current - gate trigger (Igt).
How many STMicroelectronics STMicroelectronics BTB2 Series part numbers are listed?
5 STMicroelectronics STMicroelectronics BTB2 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for STMicroelectronics STMicroelectronics BTB2 Series?
Request a quote (RFQ) for any STMicroelectronics BTB2 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants