3a integrated synchronous buck converter.
* High Efficiency in both CCM and DCM
* High Operation Frequency at 1.1 MHz
* Support MLCC Output Capacitor
* Small Footprint, 3 mm x 3 mm, 16−pin QFN Pac.
It can provide up to 3 A load current. NCP3133A supports high efficiency, fast transient response and provides power go.
Pin No.
Symbol
Description
1 EN Logic control to enabling the switcher. Internally pulled up to VDD with a 1.35 MW resistor
2 NC Not connected
3
PGD
Open drain power good output
4
VBST
Gate drive voltage for high side FET. Connect capacito.
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