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2SD1947A NPN Transistor

The 2SD1947A is a bipolar junction transistor (BJT) with an NPN-type configuration. That means the 2SD1947A transistor has a positively charged layer between two negatively charged layers. This transistor has three terminals Base, Collector, and Emitter.

The 2SD1947A transistor symbol shows an arrow from the base into the emitter. This means that the current flows from collector terminal to emitter terminal.

Circuit diagram symbol of the 2SD1947A transistor as follows.

Circuit diagram symbol of the 2SD1947A transistor

2SD1947A Transistor Specification

Transistor Code 2SD1947A
Transistor Type BJT
Transistor Polarity NPN
Transistor Material Silicon(SI)
Package ISO220
Collector Power Dissipation (Maximum) PC 40W
Collector-Base Voltage (Maximum) VCB 120V
Collector-Emitter Voltage (Maximum) VCE 100V
Collector Current (Maximum) IC 10A
Operating Junction Temperature (Maximum) TJ 150°C
Emitter-Base Voltage (Maximum) VEB 7V
Forward Current Transfer Ratio (hFE Value) 500
Transition Frequency FT 70MHz
Collector Capacitance CC 160pF

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