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KT3145G-9 NPN Transistor

The KT3145G-9 is a bipolar junction transistor (BJT) with an NPN-type configuration. That means the KT3145G-9 transistor has a positively charged layer between two negatively charged layers. This transistor has three terminals Base, Collector, and Emitter.

The KT3145G-9 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 KT3145G-9 transistor as follows.

Circuit diagram symbol of the KT3145G-9 transistor

KT3145G-9 Transistor Specification

Transistor Code KT3145G-9
Transistor Type BJT
Transistor Polarity NPN
Transistor Material Silicon(SI)
Collector Power Dissipation (Maximum) PC 0.2W
Collector-Base Voltage (Maximum) VCB 45V
Collector Current (Maximum) IC 0.2A
Operating Junction Temperature (Maximum) TJ 150°C
Emitter-Base Voltage (Maximum) VEB 5V
Forward Current Transfer Ratio (hFE Value) 100
Transition Frequency FT 125MHz
Collector Capacitance CC 11pF

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