IR3883 design recommended configurations

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Augustine_Yeh
Level 4
Level 4
Distributor - Zenitron(GC)
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Hi Infineon

Whether the IR3883 can work in input 5V for 3.3V output . Thank !!!

 

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Nishanth
Moderator
Moderator
Moderator
100 solutions authored 10 likes given 100 replies posted

Hello @Augustine_Yeh,

Thank you for contributing to the Infineon community.

It is recommended to operate IR3883 with external VCC for 5V input and 3.3V output.

If you operate with an internal LDO, the input of 5V will be marginal. Refer to the IR3883 Datasheet and table below.

Nishanth_0-1663144830324.png

Please feel free to reach out to us if you need further clarification on this topic. 

Regards,

Nishanth

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Nishanth
Moderator
Moderator
Moderator
100 solutions authored 10 likes given 100 replies posted

Hello @Augustine_Yeh,

Thank you for contributing to the Infineon community.

It is recommended to operate IR3883 with external VCC for 5V input and 3.3V output.

If you operate with an internal LDO, the input of 5V will be marginal. Refer to the IR3883 Datasheet and table below.

Nishanth_0-1663144830324.png

Please feel free to reach out to us if you need further clarification on this topic. 

Regards,

Nishanth

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