12 pages matching PNP transistors in this book
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THE TRANSISTOR ASACIRCUIT
Holes and ElectronsBasic CircuitsOperating
8 other sections not shown
amplifier stage audio amplifier base current basic battery biased capacitance capacitor carriers cathode characteristics Circuit courtesy Motorola circuit of Fig Class A Amplifiers coil collector current common-emitter complementary-symmetry conduct configuration connected conventional coupling crystal current flows DC voltage decreases device dissipate drain current electrons emitter current feedback flip-flop forward-biased frequency gain gate heatsink input signal integrated circuit inverter lamp light light-emitting diode linear load resistor milliamperes modulation MOSFET negative ohms operating point oscillator output impedance output signal P-channel P-type photoconductor photoresist phototransistor plifier PN junction PNP transistors polarity positive potentiometer pulse push-pull rectifier region relay resistance reverse-biased RF amplifier saturation secondary semiconductor shown in Fig silicon silicon controlled rectifier sistor solid-state substrate supply voltage switch temperature thyristor transformer transistor pair transmission gate transmitter triac trigger tunnel diode unijunction varactor voltage drop voltage is applied volts wafer zener zero