Key facts
- Brand
- STMicroelectronics
- Model
- BTB41
- Industry
- Industrial
- Documents
- 4
- Languages
- EN
- Last added
- 2012-08-10
Start here
DatasheetST BTA40 BTA41 BTB41 40 A standard TRIACs handbook
ST BTA40 BTA41 BTB41 40 A standard TRIACs handbook
Datasheet
BTA/BTB40-41 series is a 40A standard TRIAC from ST. It has the characteristics of high current, low thermal resistance, high commutation capability and can be used in static relays, heating regulation, induction motor starting circuits, etc. It can also be used in light dimming, motor speed control and other occasions.
Read onlineSTMicroelectronics BTB41 specifications
| On‑state RMS current | 40 A |
|---|---|
| Voltage rating | 600 V / 800 V |
| Gate trigger current (Igt) | 50 mA |
| Thermal resistance (junction‑to‑case, insulated) | 0.9 °C/W |
| Operating junction temperature range | -40 °C to +125 °C |
Source: STMicroelectronics BTA40/BTA41/BTB41 Series Datasheet
All STMicroelectronics BTB41 documents by type
Datasheet 3
Ratings, dimensions and ordering codes, for selection and design work.
User Manual 1
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the maximum RMS on‑state current for the BTA series?
The maximum RMS on‑state current is 40 A.
What voltage ratings are available for the BTA40/BTA41/BTB41 series?
The devices are rated for 600 V and 800 V.
How much does the triac package weigh?
The package weighs 4.7 grams.
What is the insulating voltage rating of the BTA41/BTB41 devices?
Both devices are rated for an insulating voltage of 2500 V.