The Variable High Voltage Power Supply 0-300V
it is protected the current over the limit that we define at about 100 mA.
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July 6, 2012
7805 and 7905 Dual adjustable power supply project
The top cheap 7805 Dual Variable Regulator Power Supply. It can adjust the dc voltage with +5V to +25V and -5V to -25V at current 1 amp, using LM7805 and LM7905.
October 30, 2008