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Updated at 23/06/2025 10:30:15(UTC+8)

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Description

The BD138 is a PNP silicon epitaxial planar Transistor mounted in JEDEC plastic package. It is designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.
NPN complementary type is BD135

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BD138 Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Mounting Style	Through Hole
Number of Pins	3 Pin
Case/Package	SOT-32-3
Frequency	50 MHz
Number of Positions	3 Position
Polarity	PNP, P-Channel
Power Dissipation	1.25 W
hFE Min	25
hFE Max	250
DC Current Gain (hFE)	250
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-65 ℃
Power Dissipation (Max)	1.25 W
	Show
Size-Length	7.8 mm
Size-Width	2.7 mm
Size-Height	10.8 mm
Material	Silicon
Product Lifecycle Status	Unknown
Packaging	Rail, Tube
RoHS	RoHS Compliant
Lead-Free Status
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/12/17

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