onsemi Switching Regulator, Surface Mount, 0.6 → 5.45V dc Output Voltage, 4.5 → 18V dc Input Voltage, 25A

Unavailable
RS will no longer stock this product.
Packaging Options:
RS Stock No.:
186-1398
Mfr. Part No.:
NCP3231BMNTXG
Brand:
onsemi
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Brand

onsemi

Output Voltage

0.6 → 5.45V dc

Output Current

25A

Input Voltage

4.5 → 18V dc

Mounting Type

Surface Mount

Number of Outputs

1

Minimum Temperature

-40°C

Maximum Temperature

+150°C

Length

6mm

Special Features

Adjustable Output Voltage, External Programmable Soft Start, Lossless Low Side FET Current Sensing, Power Good Output, Pre-Bias Start-Up

Application

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

Protection Features

Over Temperature Protection, Over Voltage Protection, Under Voltage Protection

Current Limiting Method

Hiccup Current Limiting

Width

6mm

Depth

0.95mm

Non Compliant

The NCP3231B is a high current, high efficiency voltage-mode synchronous buck converter which operates from 4.5 V to 18 V input and generates output voltages down to 0.6 V at up to 25 A.

Wide input voltage range from 4.5V to 18V
1MHz switching frequency
Lossless low-side FET current sensing
0.6V internal reference voltage
External programmable soft-start
Output over-voltage and under-voltage protection
System over-temperature protection using a thermistor or sensor through OTS pin
Hiccup mode operation for all faults
Pre-bias start-up
Adjustable output voltage
Power good indicator
Internal over-temperature protection
Supports wide range of applications
Requires small inductor and low number of output capacitors
Good thermal performance
Applications
25A voltage regulators in a 6x6 QFN pacakge
ASIC, FPGA, DSP and CPU Core and I/O Supplies
End Products
Cellular Base Stations
Telecom and Network Equipment
Server and Storage System