NCP1522B - 600mA Step-Down DC-DC Converter
Pin TSOP *5 Pin UDFN6 Pin Name 1 3 VIN 2 2, 4 GND 3 1 EN 4 6 FB 5 5 LX Type Analog / Power Input Analog / Power Ground Digital Input Analog Input Analog Output Description Power supply input for the PFET power stage, analog and digital blocks.
The pin must be decoupled to ground by
NCP1522B Buck Converter - DC-DC 3 MHz, 600 mA The NCP1522B step down DC DC converter is a monolithic integrated circuit optimized for portable applications powered from one cell Li Ion or three cell Alkaline/NiCd/NiMH batteries.
The part, available in adjustable output voltage versions ranging from 0.9 V to 3.3 V, is able to deliver up to 600 mA.
It uses synchronous rectification to increase efficiency and reduce external part count.
The device also has a built
NCP1522B Features
* include integrated soft
* start, cycle
* by
* cycle current limiting and thermal shutdown protection. The NCP1522B is available in a space saving, low profile TSOP5 and UDFN6 packages. 5 1 http://onsemi.com TSOP
* 5 SN SUFFIX CASE 483 MARKING DIAGRAM 5 GANAYWG G 1 Featur