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BT139 TRIAC


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  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-05-27

  • SKU: 911 | DAA185

Availability: NotInStock priceValidUntil: 2026-05-27

  • Rs. 36.58 (inc GST)
    Rs.31.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

BT139 TRIAC

BT139 is a general purpose Triac normally used for switching and phase control application.

Planar passivated sensitive gate four quadrant triac in a TO-220AB package intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. Typical applications include

  • Motor control
  • Industrial and domestic lighting,
  • Heating and static switching

BT139 TRIAC is sensitive gate "series E" triac is intended to be interfaced directly to micro-controllers, logic integrated circuits and other low power gate trigger circuits.

Features of BT139 Triac

  • Direct triggering from low power drivers and logic ICs

  • High blocking voltage capability

  • Planar passivated for voltage ruggedness and reliability

  • Sensitive gate

  • Triggering in all four quadrants

  • TRIAC, 16A, 800V

  • Thyristor/Triac type : Triac

  • Voltage, Vdrm : 800V

  • Current, It rms : 16A

  • Current, Gate Trigger, Igt, (Q1), t2+g+ : 35mA

  • Current, Itsm (50Hz) :155A

  • Current, Itsm (60Hz) :170A

  • Package/Case :TO-220AB

Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

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Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
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You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.
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Contact us with the part number or requirement — we may be able to source it or suggest an equivalent.
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For some passive components, brand may vary based on availability. If you need a specific brand or matching lot, mention it before ordering and we’ll advise availability.
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