STMicroelectronics (BD437) Bipolar (BJT) Single Transistor, NPN, 45V, 4A

STMicroelectronics (BD437) Bipolar (BJT) Single Transistor, NPN, 45V, 4A

36 W, TO-126, Through Hole

R 418.00−15%

Takealot · checked 6 days ago

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Average
R 744.70
Lowest seen
R 418.00
Highest seen
R 745.00
Last change
-R 326.00
First indexed
23 Sep 2026
Retailer
Takealot

Description

Bipolar (BJT) Single Transistor, NPN, 45 V, 4 A, 36 W, TO-126, Through Hole

Product Overview
The BD437 is a NPN silicon complementary epitaxial-base Power Transistor in a JEDEC plastic package. It is intended for use in medium power linear and switching applications.
PNP complementary type is BD438

Applications
Industrial, Power Management

Product Information
Transistor Polarity: NPN
Collector Emitter Voltage V(br)ceo: 45V
DC Collector Current: 4A
Power Dissipation Pd: 36W
Transistor Case Style: TO-126
Transistor Mounting: Through Hole
No. of Pins: 3Pins
Transition Frequency ft: 3MHz
DC Current Gain hFE: 140hFE
Operating Temperature Max: 150°C
Product Range: -
Automotive Qualification Standard: -
MSL: -

What's in the box
5 x STMicroelectronics (BD437) Bipolar (BJT) Single Transistors

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