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SMD element identification pls

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safer1973

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This element works in the XIAOMI camera. Does anyone know what this is
 

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Its a regulator or transistor. Can you check what its connected to and if possible measure the voltage on its pins?
 

a few pictures
 

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Hi,

I think:
a buck converter including catch diode.
To generate 3V3 from the input voltage.

Klaus
 

thank you klaus
any suggestions: replacement? I do not see the original IC in Polish stores
 

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