b>Electronics Components: Use a Transistor as a Switch</b> - dummies
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Silverlight Developer » Blog Archive Simple LED and Transistor Switch - Silverlight Developer
transistors - High side or low side LED driver with NPN BJT? Which is better? - Electrical Engineering Stack Exchange
LED drivers, Fall in! - Evil Mad Scientist Forum
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NPN LED Driver - Why an extra resistor to ground at the Base? | Electronics Forum (Circuits, Projects and Microcontrollers)
3V LED Dimmer Circuit with BC547 Transistor - CircuitBest
Transistors drive LEDs to light the path - EDN
Transistors - learn.sparkfun.com
Driving LEDs on higher voltage | LEDnique
Simple two-transistor circuit lights LEDs - Electronics-Lab.com
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voltage - Driving a high power (200mA) LED with a GPIO and NPN transistor - Electrical Engineering Stack Exchange
Solved 10. Below is an LED driver circuit using an NPN | Chegg.com
Simple constant current LED driver | Bryan Duxbury's Blog
transistor LED Driver - Multisim Live
Transistors - learn.sparkfun.com
