BTA40-800B Triacs by STMicroelectronics

40A standard Triacs


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 kW. Refer to ST Application Note AN533 for thermal management of Triacs. The BTA40, BTA41 and BTB41 provides an insulated tab (rated at 2500 V rms). They are recognized by UL. Representative samples of these components have been evaluated by UL and meet applicable UL requirements for UL 1557 standard (File Ref. 81734).

Where to Buy

Prices starting from US$5.74

Distributor Stock
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RS
from US$8.96
No stock
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Newark Electronics
from US$7.06
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element14
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2,634
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Farnell
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Transfer Multisort Elektronik
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495
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Distrelec
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169
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Micros
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Avnet Silica
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350
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EBV Elektronik
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50
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Future Electronics
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Avnet America
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Features

High current Triac
Low thermal resistance
BTA40 and BTA41 UL1557 recognized components (file ref: 81734)
RoHS (2002/95/EC) compliant packages
UL-94, V0 flammability package resin compliance

Resources






Alternative Descriptions

Triac, 800 V, 50 Ma, 40 A, 400 A, 80 Ma, 1.5 V Rohs Compliant: Yes |Stmicroelectronics BTA40-800B | Newark Electronics
TRIAC, 40A, 800V, RD-91 | element14
Triac | Transfer Multisort Elektronik
ST Triac, 800V, 40A, RD91 | Distrelec
Thyristor TRIAC 800V 420A 3-Pin RD-91 Bulk | Avnet Silica
Thyristor Triac 40A 800V RD-91 | RS
BTA40 Series 800 Vdrm 40 A Flange Mount Standard Triac Thyristor - RD-91 | Future Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BTA40-800B?

Additional datasheets, footprints and schematics for BTA40-800B are listed on our Part Details page. You can also find images and similar parts to BTA40-800B on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BTA40-800B on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BTA40-800B price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BTA40-800B fall under?

The BTA40-800B is listed under Thyristors (SCR) and AC Switches > Triacs > Standard and Snubberless Triacs.

Can I view similar or alternative parts?

You can view similar parts to BTA40-800B when available in the Standard and Snubberless Triacs range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BTA40-800B you can contact the distributor directly for product support, shipping queries etc.

Is the BTA40-800B RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for BTA40-800B have stock available?

Authorised distributors including Newark Electronics, element14, Farnell, Transfer Multisort Elektronik and Distrelec have stock available or on a lead time for BTA40-800B.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for BTA40-800B often in real-time on the comparison pages.

What if I can't find stock of BTA40-800B?

You can fill out our help required form which you can use to request a quote for BTA40-800B from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

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