ON Semiconductor Surface Mount Switching Regulator, 0.6 → 5.45V dc Output Voltage, 4.5 → 18V dc Input

Technical Reference
Legislation and Compliance
Non Compliant
Product Details

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

Specifications
Attribute Value
Input Voltage 4.5 → 18V dc
Output Voltage 0.6 → 5.45V dc
Number of Outputs 1
Output Current 25A
Mounting Type Surface Mount
Minimum Temperature -40°C
Maximum Temperature +150°C
Depth 0.95mm
Width 6mm
Protection Features Over Temperature Protection, Over Voltage Protection, Under Voltage Protection
Application ASIC, Cellular Base Stations, DSP and CPU Core and I/O Supplies, FPGA, Server and Storage System, Telecom and Network Equipment
Length 6mm
Current Limiting Method Hiccup Current Limiting
2500 In stock for FREE next working day delivery
Price Each (In a Pack of 5)
£ 2.444
(exc. VAT)
£ 2.933
(inc. VAT)
Units
Per unit
Per Pack*
5 - 45
£2.444
£12.22
50 - 495
£2.072
£10.36
500 - 1245
£1.80
£9.00
1250 - 2495
£1.712
£8.56
2500 +
£1.538
£7.69
*price indicative
Packaging Options:
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