I wanted to power a 3-6v dc mini motor pump using mobile charger do I need to use a limiter to control the current since motor requires only 130-220mA and charger output is 2A
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1It should be fine, 5V is within the pump ratings, and 2A should be enough to cover the higher current needed to start the pump. – Dec 19 '20 at 16:58
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4JOSE LOWRANCE - Hi, When the helpful [comment](https://electronics.stackexchange.com/questions/538208/can-i-connect-a-mobile-charger-of-output-5v-2amps-to-power-a-3-6v-dc-mini-motor#comment1393303_538208) above from *Brian Drummond* is added, [this](https://electronics.stackexchange.com/questions/34745/choosing-power-supply-how-to-get-the-voltage-and-current-ratings) previous question answers your main point, about whether a current limiter is needed. – SamGibson Dec 19 '20 at 17:21
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1(Just FYI, although commonly called a "mobile charger", they are not actually a *charger* as they don't know anything about the specific voltage and current regulation profile, needed to charge the mobile phone battery. They are just a power supply. The charger is an internal part of the mobile phone, which gets its power from that external power supply.) – SamGibson Dec 19 '20 at 17:31