BD139 PDF and Equivalents Search

 

BD139 Specs and Replacement

The BD139 is a widely used NPN bipolar junction transistor designed for medium-power applications. Housed in a TO126 package, it supports a collector current up to 1.5A and a collector-emitter voltage of 80V. Its gain typically ranges from 40 to 160, making it suitable for linear amplification and switching. With good thermal stability and a moderate power dissipation rating (around 12.5W with proper heatsinking), the BD139 is commonly used in audio stages, voltage regulators, driver circuits. Its reliability and versatility make it a staple in analog and power-control designs.


   Type Designator: BD139
   Material of Transistor: Si
   Polarity: NPN

Absolute Maximum Ratings


   Maximum Collector Power Dissipation (Pc): 12.5 W
   Maximum Collector-Base Voltage |Vcb|: 100 V
   Maximum Collector-Emitter Voltage |Vce|: 80 V
   Maximum Emitter-Base Voltage |Veb|: 5 V
   Maximum Collector Current |Ic max|: 1.5 A
   Max. Operating Junction Temperature (Tj): 150 °C

Electrical Characteristics


   Transition Frequency (ft): 50 MHz
   Forward Current Transfer Ratio (hFE), MIN: 40
   Noise Figure, dB: -
   Package: TO126
 

 BD139 Substitution

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BD139 datasheet

 ..1. Size:100K  motorola
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BD139

Order this document MOTOROLA by BD135/D SEMICONDUCTOR TECHNICAL DATA BD135 BD137 Plastic Medium Power Silicon BD139 NPN Transistor . . . designed for use as audio amplifiers and drivers utilizing complementary or quasi complementary circuits. 1.5 AMPERE POWER TRANSISTORS DC Current Gain hFE = 40 (Min) @ IC = 0.15 Adc NPN SILICON BD 135, 137, 139 are complementary with... See More ⇒

 ..2. Size:49K  philips
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BD139

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D100 BD135; BD137; BD139 NPN power transistors 1999 Apr 12 Product specification Supersedes data of 1997 Mar 04 Philips Semiconductors Product specification NPN power transistors BD135; BD137; BD139 FEATURES PINNING High current (max. 1.5 A) PIN DESCRIPTION Low voltage (max. 80 V). 1 emitter 2 collector, connected to m... See More ⇒

 ..3. Size:44K  st
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BD139

BD135 BD137/BD139 NPN SILICON TRANSISTORS SGS-THOMSON PREFERRED SALESTYPES DESCRIPTION The BD135, BD137 and BD139 are silicon epitaxial planar NPN transistors in Jedec SOT-32 plastic package, designed for audio amplifiers and drivers utilizing complementary or quasi compementary circuits. The complementary PNP types are the BD136 1 2 BD138 and BD140. 3 SOT-32 INTERNAL SCHEMATIC... See More ⇒

 ..4. Size:141K  st
bd135 bd135-16 bd136 bd136-16 bd139 bd139-10 bd139-16 bd140 bd140-10 bd140-16.pdf pdf_icon

BD139

BD135 - BD136 BD139 - BD140 Complementary low voltage transistor Features Products are pre-selected in DC current gain Application General purpose 1 2 3 Description SOT-32 These epitaxial planar transistors are mounted in the SOT-32 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits. The NPN typ... See More ⇒

Detailed specifications: BD137-10 , BD137-16 , BD137-6 , BD137G , BD138 , BD138-10 , BD138-6 , BD138G , 2N3055 , BD139-10 , BD139-16 , BD139-6 , BD139G , BD140 , BD140-10 , BD140-16 , BD140-6 .

History: 2N271

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