BTB41
BTB41 is 40A standard TRIAC manufactured by STMicroelectronics.
BTA40, BTA41, BTB41
800 V and 600 V, 40 A standard Triacs in TOP3 and RD91 package
A2
G A1
A1
A2
RD91 A2
A1 A2 G TOP3 Isolated
A1 A2 G
TOP3
Product status link
BTA40
RD91 package
BTA41
TOP3 isolated package
TOP3 package
Features
- High current Triac
- Low thermal resistance
- BTA40 and BTA41 UL1557 recognized ponents (file ref: 81734)
- Ro HS (2002/95/EC) pliant packages
- UL-94, V0 flammability package resin pliance
Application
- On/off function in static relays, heating regulation, induction motor starting circuits
- Phase control operations in light dimmers and motor speed controllers
Description
Available in power packages, the BTA40, BTA41, and BTB41 are suitable for general purpose AC switching. When used with the properly dimensioned heatsink, the BTA40, BTA41 and BTB41 can enable AC switching systems up to 9 k W. Refer to STMicroelectronics application note AN533 for thermal management of Triacs. The BTA40, and BTA41 provides an insulated tab (rated at 2500 V rms). They are recognized by UL. Representative samples of these ponents have been evaluated by UL and meet applicable UL requirements for the UL 1557 standard (file Ref. 81734).
Product summary
IT(RMS)
40...