Transistor LED Dimmer : 3 Steps - Instructables
Some Simple Transistor and IC Circuits | Nuts & Volts Magazine
PNP LED - CircuitLab
Understanding a PNP/NPN LED schematic - Electrical Engineering Stack Exchange
LED driver | Toshiba Electronic Devices & Storage Corporation | Americas – United States
Night Light Circuit using a PNP Transistor
Night Light Circuit using a PNP Transistor
PNP For Panasonic SUNX LX-111-P 3-color LED Color Mark Sensor 12～24V DC | eBay
Infrared Led Npn/ Pnp Ce Certificated Optical Sensor Ep Bgs Function Light Switch Proximity Sensor - Buy Ep Bgs Function Light Switch Proximity Sensor,Ce Certificated Optical Sensor,Infrared Led Npn/ Pnp Light Switch
Control System Basics - NPN vs. PNP Logic - Sealevel
Control System Basics - NPN vs. PNP Logic - Sealevel
PNP inverter for LED? - General Electronics - Arduino Forum
bjt - PNP transistor to command LED - Electrical Engineering Stack Exchange
Simple tester of transistors and other components
SOLVED] - LED Driver by using PNP transistor | Forum for Electronics
Transistor as a Switch - Using Transistor Switching
How to Connect a PNP Transistor in a Circuit
Transistors - SparkFun Learn
LED Flashers Circuits and Projects using transistor | ElecCircuit.com
Panasonic FX-311BP Manually Adjustable Fiber Optic Amplifier - Blue LED - PNP
NPN and PNP transistor LED Driver connection | right led connection with npn and pnp transistor - YouTube
How to Switch a LED easily with a BJT Transistor - techZorro
gpio-driving-pnp-and-led-fail-unmarked | LEDnique
NPN or PNP transistor for common-cathode seven segment display LEDs? - Electrical Engineering Stack Exchange
PNP LED circuit. - CircuitLab
