Introduction: Charging Mobile From 9V Battery

Hi friends in this instructable we are going to see how to make a mobile charger from 9V battery

Step 1: Things Required

Picture of Things Required

  1. 9V battery
  2. otg cable
  3. 9V battery clip
  4. voltage regulator (IC 7805)

Step 2:

Picture of

Now solder the left and right pin if the ic to the battery clip

Then solder the middle pin the the positive of otg and and solder left pin to the negative of otg

(the left pin is negative)

Step 3:

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Now connect the battery with the battery holder

then you can able to charge your phone

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Comments

JB95 (author)2017-11-24

9V batteries aren't a good idea for this purpose as they have very little capacity. also a 6V battery with dropping diode(s) would be more efficient.

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