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BD139 NPN Bipolar Medium Po...

The BD139 is a NPN complementary low voltage NPN transistor in 3 pin Its package is TO-126. This device is designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.

Specifications: 
Type Medium Power NPN transistor
Maximum collector power dissipation (Pc) 12 W
Maximum collector-base voltage Vcb 80 V
Maximum emitter-base voltage  5 V
Maximum collector current 1.5 A
Applications Medium Power and Liner Switching
Package TO-126
Country of Origin China
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