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MMBC1321Q4 NPN Transistor

The MMBC1321Q4 is a bipolar junction transistor (BJT) with an NPN-type configuration. That means the MMBC1321Q4 transistor has a positively charged layer between two negatively charged layers. This transistor has three terminals Base, Collector, and Emitter.

The MMBC1321Q4 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 MMBC1321Q4 transistor as follows.

Circuit diagram symbol of the MMBC1321Q4 transistor

MMBC1321Q4 Transistor Specification

Transistor Code MMBC1321Q4
Transistor Type BJT
Transistor Polarity NPN
Transistor Material Silicon(SI)
Package SOT23
Transistor SMD Code Q4
Collector Power Dissipation (Maximum) PC 0.3W
Collector-Base Voltage (Maximum) VCB 30V
Collector-Emitter Voltage (Maximum) VCE 25V
Collector Current (Maximum) IC 0.01A
Operating Junction Temperature (Maximum) TJ 150°C
Emitter-Base Voltage (Maximum) VEB 4V
Forward Current Transfer Ratio (hFE Value) 90
Transition Frequency FT 600MHz
Collector Capacitance CC 1.2pF

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