Showing posts with label Adaptor. Show all posts
Showing posts with label Adaptor. Show all posts

Thursday, December 11, 2014

Car Laptop Power Supply Adaptor

laptop-adaptor-schematic
The laptop adaptor described here plugs into a car cigarette lighter socket and produces a 19V nominal output voltage adjustable by + - 0.5V. The input voltage range is from 9.2V to 15V and the output voltage shows good regulation even with large fluctuations of the input voltage. 
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