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NCP3231A Datasheet - ON Semiconductor

NCP3231A High Current Synchronous Buck Converter

Pin No. Symbol 1 SS 2 FB 3 COMP 4 ISET 5 AGND 6 OTS 7 PG 8 *14, EP42 VIN 15, 29 *34, EP43 VSWH 16 *28, 37 PGND 35 VSW 36 BST 38 VB 39 VCC 40 EN EP41 GND Description A capacitor from this pin to GND allows the user to adjust the soft *start ramp time. O.

NCP3231A Features

* Wide Input Voltage Range from 4.5 V to 18 V

* 0.6 V Internal Reference Voltage

* 500 kHz Switching Frequency

* External Programmable Soft

* start

* Lossless Low

* side FET Current Sensing

* Output Over

* voltage Protection and Under

NCP3231A-ONSemiconductor.pdf