EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
BD743C Real Image
Same model may have multiple batches, images only for reference.

BD743C

Part No BD743C
Manufacturer Bourns Inc.
Catalog Transistors (BJT) - Single
Description TRANS NPN 100V 15A
Datasheet
BD743C Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Discrete Semiconductor Products
Manufacturer Bourns Inc.
Packaging Tube/Rail
Status Obsolete(EOL)
Transistor Polarity NPN
Maximum Current Collector 15A
VCEO Maximum Collector-Emitter Breakdown Voltage 100V
Max Vce (sat) 3V @ 5A, 15A
Collector Cut-off Current(Max) 100μA
Typical Gain (hFE) (Min) 20 @ 5A, 4V
Maximum Power Dissipation 2W
Temperature Range - Operating -65°C to 150°C (TJ)
Mounting Through Hole
Case / Package TO-220
Win Source Part Number 201001-BD743C
Popularity Medium
Supply and Demand Status Limited
Application Field Used in Power Management, Consumer Electronics, Portable Devices, Industrial
Ultra Librarian 3D Model Ultra Librarian BD743C CAD Model

Description

BD743C Transistor

The BD743C is a versatile NPN Power Transistor designed for high-performance electronics and switching applications. With excellent reliability and efficiency, it is suitable for various industrial and consumer electronics projects.

  • Applications:
    • Power Amplifiers
    • Switching Circuits
    • Motor Drivers
  • Features and Benefits:
    • High Current Gain
    • Low Saturation Voltage
    • Robust Construction

    • Additional Details:
    With a maximum collector current of 10A and a collector-emitter voltage of 100V, the BD743C is engineered for superior thermal stability, making it an ideal choice for demanding power applications.

You May Also Be Interested in

BC816-25HR Nexperia USA Inc. – Price, Stock & Datasheet
BC816-25HR
Nexperia USA Inc.
TRANS NPN 80V 0.5A TO-236AB
Lowest to $0.8732
BC53-16PASX Nexperia USA Inc. – Price, Stock & Datasheet
BC53-16PASX
Nexperia USA Inc.
TRANS PNP 80V 1A DFN2020D-3
Lowest to $14.6617
BC817-QR Nexperia USA Inc. – Price, Stock & Datasheet
BC817-QR
Nexperia USA Inc.
TRANS NPN 45V 0.5A TO-236AB
Lowest to $0.5821
BCX52-10TF Nexperia USA Inc. – Price, Stock & Datasheet
BCX52-10TF
Nexperia USA Inc.
TRANS PNP 60V 1A SOT-89
Lowest to $8.7314
BCX55-16TF Nexperia USA Inc. – Price, Stock & Datasheet
BCX55-16TF
Nexperia USA Inc.
TRANS NPN 60V 1A SOT-89
Lowest to $11.6418
BC817-25-QR Nexperia USA Inc. – Price, Stock & Datasheet
BC817-25-QR
Nexperia USA Inc.
TRANS NPN 45V 0.5A TO-236AB
Lowest to $0.4366
BC847B-QR Nexperia USA Inc. – Price, Stock & Datasheet
BC847B-QR
Nexperia USA Inc.
TRANS NPN 45V 0.1A TO-236AB
Lowest to $0.1165
MPSA92RLRP MICROSS/On Semiconductor – Price, Stock & Datasheet
MPSA92RLRP
MICROSS/On Semiconductor
TRANS PNP 300V 0.5A TO92
Lowest to $0.5821
PBHV8515QAZ Nexperia USA Inc. – Price, Stock & Datasheet
PBHV8515QAZ
Nexperia USA Inc.
TRANS NPN 150V 0.5A DFN1010D-3
Lowest to $29.1045

Top Sellers

FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $8.2106
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.2271
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $3.9204
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0357
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.9399
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $41.3948
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $4.1579
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828

Pricing & Ordering

Quantity Unit Price Ext. Price
6+ $11.0418 $66.2508
13+ $9.0598 $117.7774
20+ $8.7768 $175.5360
28+ $8.4939 $237.8292
36+ $8.2109 $295.5924
48+ $7.3608 $353.3184
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 9,690 pieces
MOQ: 6 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess