LM2853 Datasheet - National Semiconductor

LM2853 synchronous SIMPLE SWITCHER buck regulator

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 and load regulation. The LM2853 accepts an input voltage between 3.0V and 5.5V and delivers a customizable output voltage that is factory programmabl.

LM2853 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

LM2853_NationalSemiconductor.pdf