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BF491P2 PNP Transistor

The BF491P2 is a bipolar junction transistor (BJT) with an PNP-type configuration. That means the BF491P2 transistor has a negatively charged layer between two positively charged layers. This transistor has three terminals Base, Collector, and Emitter.

The BF491P2 transistor symbol shows an arrow from the emitter into the base. This means that the current flows from emitter to collector terminal.

Circuit diagram symbol of the BF491P2 transistor as follows.

Circuit diagram symbol of the BF491P2 transistor

BF491P2 Transistor Specification

Transistor Code BF491P2
Transistor Type BJT
Transistor Polarity PNP
Transistor Material Silicon(SI)
Package TO92
Collector Power Dissipation (Maximum) PC 1W
Collector-Base Voltage (Maximum) VCB 200V
Collector-Emitter Voltage (Maximum) VCE 200V
Collector Current (Maximum) IC 0.2A
Operating Junction Temperature (Maximum) TJ 150°C
Emitter-Base Voltage (Maximum) VEB 6V
Forward Current Transfer Ratio (hFE Value) 25
Transition Frequency FT 50MHz
Collector Capacitance CC 1.6pF

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