IC manufacturers Onsemi

IC manufacturers (103)

Onsemi NCP3232N

High Current Synchronous Buck Converter

Overview

TopologyOther Topology
Switching frequency450-550 kHz
IC revision5

Description

The NCP3232N is a high current, high efficiency voltage−modesynchronous buck converter which operates from 4.5 V to 21 V inputand generates output voltages down to 0.6 V at up to 15 A.

Features

  • Wide Input Voltage Range from 4.5 V to 21 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−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
  • These Devices are Pb−Free and are RoHS Compliant*

Typical applications

  • Telecom and Network Equipment
  • Cellular Base Stations
  • ASIC, FPGA, DSP and CPU Core and I/O Supplies
  • Server and Storage System

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
Material
LR(µH)
fres(MHz)
Samples
WE-HCC SMT High Current Cube Inductor, 0.47 µH, 40.2 A
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Inductance0.47 µH
Performance Rated Current40.2 A
Saturation Current @ 10%49.9 A
Saturation Current @ 30%54.7 A
DC Resistance1.85 mΩ
MaterialFerrite 
Rated Inductance0.46 µH
Self Resonant Frequency138 MHz