Product Images are shown for illustrative purposes only and may differ from actual product.

BD139 Power Transistor


Write a review | 2 reviews

  • Stock: 2

    Availability: InStock priceValidUntil: 2026-07-26

  • SKU: 352 | DAA193

Availability: InStock priceValidUntil: 2026-07-26

  • Rs. 9.00 (inc GST)
    Rs.7.63 + 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.

BD139 Power Transistor

BD140 NPN Power Transistor

These epitaxial planar transistors are mounted in the TO126 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.

Product Specification of BD139

  • Collector Emitter Voltage V(br)ceo : 80V
  • DC Collector Current : 1.5A
  • DC Current Gain hFE : 40
  • No. of Pins : 3
  • Operating Temperature Max : 150°C
  • Power Dissipation Pd : 12.5W
  • Transistor Case Style : TO-126
  • Transistor Polarity : NPN

Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (2)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

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.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
Do you offer same-day / next-day delivery in Nashik?
If feasible, yes. Send: item list + quantity + delivery PIN code, and we’ll confirm availability, courier option, and cost.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
How can I contact you for support, sales, or bulk orders?
Use the Contact Us page or email/phone mentioned on the website with your part number and requirement.
Can I return a component if I ordered the wrong value/package?
If the item is unused and in original packaging, we’ll check eligibility case-by-case. Some items may be non-returnable depending on category/condition.
View all FAQs →

NEW Products

Product Page : New Products

Stainless Steel No-Touch Exit Switch 3A Max. Current Contactless Access Control Door Switch Touchless Exit Button

Stainless Steel No-Touch Exit Switch 3A Max. Current Contactless Access Control Door Switch Touchless Exit Button

Stainless Steel No-Touch Exit Switch - Contactless Access ControlStainless Steel No-Touch Exit Switc..

Rs.508.88 (inc GST)
Rs.431.25 + GST

SKU: 9783 | DAI562
Stock: 5
A2409S-2WR2 Mornsun DC-DC Converter

A2409S-2WR2 Mornsun DC-DC Converter

Mornsun DC-DC Converter A2409S-2WR2 2W Power Supply A2409S-2WR2 DC-DC Converter, 2W isolated power ..

Rs.424.80 (inc GST)
Rs.360.00 + GST

SKU: 3962 | DAG662
Stock: 5
Analog TDS Sensor With Module Normal Quality

Analog TDS Sensor With Module Normal Quality

Arduino-Compatible TDS Sensor for Water QualityArduino-Compatible TDS Sensor; Measures TDS value; Ea..

Rs.398.25 (inc GST)
Rs.337.50 + GST

SKU: 8553 | DAH462
Stock: 1
Hongfa HF36F-20/12-HSTF Power Relay

Hongfa HF36F-20/12-HSTF Power Relay

Hongfa HF36F-20/12-HSTF Power RelayHF36F-20/12-HSTF is a 12VDC relay with 20A capacity, 10.5mm width..

Rs.194.19 (inc GST)
Rs.164.57 + GST

SKU: 10638 | DAJ698
Stock: 40

Have You Seen

Product Page : Have You Seen

GREEN LED Indicator 230V

GREEN LED Indicator 230V

GREEN LED PLC Indicator 230VThis type of LED's are used in Industrial Panels for On, Off, Run, Trip,..

Rs.29.50 (inc GST)
Rs.25.00 + GST

SKU: 1350 | DAB967
Stock: 4
Write review
Hongfa HF46F-G/24-HS1T Relay

Hongfa HF46F-G/24-HS1T Relay

Hongfa HF46F-G/24-HS1T SPST Relay for Signal SwitchingHongfa HF46F-G/24-HS1T Relay offers 24V DC coi..

Rs.57.82 (inc GST)
Rs.49.00 + GST

SKU: 9974 | DAI766
Stock: 50
3.3-5V Barometric Pressure Water Level Sensor

3.3-5V Barometric Pressure Water Level Sensor

3.3-5V Barometric Pressure Water Level Sensor 3.3-5V Water Level Sensor; Measures air pressure; 0-40..

Rs.396.48 (inc GST)
Rs.336.00 + GST

SKU: 3266 | DAD382
Stock: 15
CH376 USB Host Interface Module

CH376 USB Host Interface Module

CH376 USB Host Interface ModuleCH376 is used as file manage control chip, used to MCU system read/wr..

Rs.509.76 (inc GST)
Rs.432.00 + GST

SKU: 1465 | DAA974
Stock: 19
Write review

Related Products

4009 Hex inverting buffer

4009 Hex inverting buffer

4009 Hex Inverting Buffer 4009 Hex Inverting Buffer offers low power dissipation and high noise immu..

Rs.21.24 (inc GST)
Rs.18.00 + GST

SKU: 242 | DAA127
Stock: 11
PC817 OPTOCOUPLER

PC817 OPTOCOUPLER

PC817 OPTOCOUPLERPC817 OPTOCOUPLER/PhotocouplerPC817 is a 4pin DIP General Purpose Photocoupler..

Rs.5.48 (inc GST)
Rs.4.64 + GST

SKU: 427 | DAA413
Stock: 80
Write review
WCS1303 Hall Effect Base Current Switch

WCS1303 Hall Effect Base Current Switch

WCS1303 Hall Effect Current Switch WCS1303 Current Sensor for current detection with 8.3 mΩ resista..

Rs.259.60 (inc GST)
Rs.220.00 + GST

SKU: 769 | DAA582
Stock: 0
12V 1 Channel Infrared Remote Control Relay Module

12V 1 Channel Infrared Remote Control Relay Module

Infrared Remote Control 12 Volt 1 Channel Relay Module IR Relay Module 12V + Remote + High current ..

Rs.512.12 (inc GST)
Rs.434.00 + GST

SKU: 3289 | DAD399
Stock: 1
XL2576 5.0volt 52Khz Step-Down DC-DC Converter TO-263 IC

XL2576 5.0volt 52Khz Step-Down DC-DC Converter TO-263 IC

XL2576 Step-Down DC-DC Converter IC for Efficient Power Supply XL2576 Step-Down DC-DC Converter, 3A..

Rs.46.14 (inc GST)
Rs.39.10 + GST

SKU: 7257 | DAF755
Stock: 150
74HC14D High Speed CMOS Hex Inverter With Schmitt Trigger SMD IC

74HC14D High Speed CMOS Hex Inverter With Schmitt Trigger SMD IC

74HC14D High Speed CMOS Hex Inverter with Schmitt Trigger SMD IC 74HC14D CMOS Hex Inverter with Schm..

Rs.31.86 (inc GST)
Rs.27.00 + GST

SKU: 8919 | DAI256
Stock: 5