JasonWW
July 27, 2017, 1:51am
74
It’s good to know the different types of drivers - boost, buck, linear, fet, etc… but beyond that things get pretty complicated. Here’s a good thread to start.
A long time ago I promised I would do a topic to explain to the interested layman the difference between Linear, Buck, Boost and Direct Drive drivers. Well, here it is.
Direct Drive
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This is the simplest and cheapest design. As its name implies, it is a direct path to the LED, just like old incandescent flashlights. Sometimes there is a control chip and transistor to create modes (High, Low, Strobe, etc.) by rapidly switching ON and OFF the LED. That’s called PWM.
This is used by peop…