Ir3581 and 1r3555 : Power supply part

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Hi,

I am Sushma from Velankani electronics Pvt Ltd.

We are using IR3555 AND IR3581 in our design. During board bring up, we are not getting required voltage(0.9V). I attached circuit diagram related to this ICs. also the hex code which we are using to program IR3581.

Pls let me know any FAE, who can help us through online.
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