current amplification from 1A to 2A

Circuit Design's picture

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Joined: Jun 03, 2020

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current amplification from 1A to 2A
June 3, 2020 - 2:26pm

 

Hi, i am designing a basic phone charger of 5 V 2A using 7805 regulator. but i m getting only 1A , how can i increase the current output to 2A using 7805.

please suggest.

 

Thanks.

 

Sourav Gupta's picture

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Joined: Feb 12, 2018

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You can't
June 3, 2020 - 6:49pm

7805 supports only 1A highest.
Try to use a linear 5V regulator with 2A of rating. Make sure to use a heatsink.

Sourav Gupta's picture

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Joined: Feb 12, 2018

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You can't
June 3, 2020 - 6:49pm

7805 supports only 1A highest.
Try to use a linear 5V regulator with 2A of rating. Make sure to use a heatsink.

Debasis Parida's picture

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Joined: Aug 22, 2019

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Use L78S05CV Regulators
June 7, 2020 - 8:39pm

Hi..actually 7805 is made for 1 AMP output current max. For 2 AMP, you can go for L78S05CV regulators having 5V, 2 AMP current specifications.