Description
Pin Name 1 BST1
2 HG1
3 EN 4 PSI
5 VID 6 VIDBUF 7 REFIN
8 VREF
9 FS 10 FBRTN 11 FB 12 COMP/ILMT
13 PGOOD
14 HG2 15 BST2
16 PH2
17 LG2 18 PVCC
19 LG1 20 PH1
21 THERM/GND
Type Analog Power
Analog Output
Logic Input Logic Input
Logic Input Analog Output Analog Input
Analog Output
Analog Input Analog I
Features
- 3.6 V to 24 V Input Voltage Range.
- Output Voltage up to 2.0 V with PWM VID Interface.
- Differential Output Voltage Sense.
- Integrated Gate Drivers.
- 200 kHz ~ 800 kHz Switching Frequency.
- Power Saving Interface (PSI).
- Support both 3.3 V and 1.8 V VID.
- Power Good Output.
- Programmable Over Current Protection.
- Over Voltage Protection.
- Under Voltage Protection.
- Thermal Shutdown Protection.
NCP81278 Datasheet
