TPS53355: TPS53355 VBST question

Cash Liu

Prodigy 30 points

Part Number: TPS53355

Hi all

how to circuit VBST capacitance for Buck Circuit I want to know the formula

Thanks

over 7 years ago

0 JohnTucker over 7 years ago

TI__Guru**** 191445 points

Cash,
There is no formula to be concerned with. Just use 0.1 uF. You can include 2 ohm in series with it to reduce overshoot and ringing on the switching node waveform. The cost is a slight decrease in efficiency.

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TPS53355: TPS53355 VBST question