NCP3231
Features
- Wide Input Voltage Range from 4.5 V to 18 V
- 0.6 V Internal Reference Voltage
- 500 k Hz Switching Frequency
- External Programmable Soft- start
- Lossless Low- side FET Current Sensing
- Output Over- voltage Protection and Under- voltage Protection
- System Over- temperature Protection using a Thermistor or Sensor
- Hiccup Mode Operation for All Faults
- Pre- bias Start- up
- Adjustable Output Voltage
- Power Good Output
- Internal Over- temperature Protection
- This is a Pb- Free Device-
Typical Applications
- Cellular Base Stations
- ASIC, FPGA, DSP and CPU Core and I/O Supplies
- Tele and Network Equipment
- Server and Storage System
.onsemi.
1 40
QFN40 6x6, 0.5P CASE 485CM
MARKING DIAGRAM
NCP3231 AWLYYWWG
NCP3231 = Specific Device Code A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb- Free Package
PIN CONNECTIONS
VIN VIN VIN PG OTS AGND ISET P FB SS
1 2 3 4 5 6 7 8 9 10
VIN 11 VIN 12 VIN 13 VIN 14 VSWH 15 PGND 16 PGND 17 PGND 18 PGND 19 PGND...
