BTA40-800B Part Information

Details for BTA40-800B by STMicroelectronics

Semiconductors - Discretes>Thyristors>Thyristors - TRIACs

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Part Specifications

Peak Repetitive Off-State Voltage Vdrm 800V
On State RMS Current IT(rms) 40A
Triac Case Style RD-91
Gate Trigger Current Max (QI) Igt 50mA
Gate Trigger Voltage Max Vgt 1.5V
Peak Gate Power 1W
Peak Non Rep Surge Current Itsm 50Hz 400A
Holding Current Max Ih 80mA
No. of Pins 3Pins
Operating Temperature Max 125°C
Product Range -
MSL -
SVHC No SVHC (17-Dec-2015)
Current Itsm 300A
Current Itsm @ 60Hz 420A
Current t2+g- 50mA
Current t2-g+ 100mA
Current t2-g- 50mA
Device Marking BTA40-800B
Gate Trigger Current Igt (Q1) t2+g+ 50mA
Gate Trigger Current Max Igt 50mA
Operating Temperature Min -40°C
Operating Temperature Range -40°C to +125°C
Repetitive Reverse Voltage Vrrm Max 800V
Thyristor Case RD-91
Thyristor Type Triac
RoHS Compliant

Alternative Part Descriptions

  • TRIAC, 800V, 40A, RD91; Peak Repetitive Off-State Voltage, Vdrm:800V; Gate Trigger Current Max (QI), Igt:100mA; On State RMS Current IT(rms):40A; Peak Non Rep Surge Current Itsm 50Hz:400A; Holding Current Max Ih:80mA RoHS Compliant: Yes | Newark 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 in our Part Details tab. You can also find the BTA40-800B image and similar parts on this details page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BTA40-800B in the Pricing & Inventory tab next to part details. You can 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 Semiconductors - Discretes > Thyristors > Thyristors - TRIACs.

Can I view similar or alternative parts?

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

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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 Farnell.

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

Authorised distributors including Newark Electronics have stock available or on a lead time for BTA40-800B.

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