LM2853 synchronous SIMPLE SWITCHER buck regulator

National Semiconductor

Description

www.DataSheet4U.com LM2853 3A 550 kHz Synchronous SIMPLE SWITCHER ® Buck Regulator October 2006 LM2853 3A 550 kHz Synchronous SIMPLE SWITCHER ® Buc.
The LM2853 synchronous SIMPLE buck regulator is a 550 kHz step-down switching voltage regulator capable of driving up to a 3A load with excellent line.

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Datasheet Specifications

Part number: LM2853
Manufacturer: National Semiconductor
File Size: 651.58 KB
Datasheet: LM2853_NationalSemiconductor.pdf
Description: synchronous SIMPLE SWITCHER buck regulator

Features

* n Input voltage range of 3.0V to 5.5V n Factory EEPROM set output voltages from 0.8V to 3.3V in 100 mV increments n Maximum load current of 3A n Voltage Mode Control n Internal type-three compensation n Switching frequency of 550 kHz n Low standby current of 12 µA n Internal 40 mΩ MOSFET switches n

Applications

* n Low voltage point of load regulation n Local solution for FPGA/DSP/ASIC core power n Broadband networking and communications infrastructure Typical Application Circuit 20201502 Efficiency vs Load Current (VOUT = 3.3V) 20201501 SIMPLE SWITCHER ® is a Registered Trademark of National Semiconduc

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LM2853 synchronous SIMPLE SWITCHER buck regulator National Semiconductor

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