LP6255-02

Feb.-2014

www.lowpowersemi.com

Page 4 of 10

Preliminary Datasheet

LP6255

Function Block Diagram

SLOPE

COMPENSAION

CURRENT

SENSER

INTERNAL

COMPENSATION

CONTROL

LOGIC

OSC

FB

GND

VOUT

REF

HDR

LDR

LX

Voltage

regulation

COMP

Soft

Start

SS

BST

CS

Voltage

Filter

VIN

EN

RT

VREF

MODE

SLP

Absolute Maximum Ratings

Note 1



Input, CS to GND --------------------------------------------------------------------------------------------- -0.3V to 33V



HDR, BST to GND ------------------------------------------------------------------------------------------- -0.3V to 40V



LX to GND ------------------------------------------------------------------------------------------------------ -0.3V to 35V



OUT to GND --------------------------------------------------------------------------------------------------- -0.3V to 33V



Other Pin to GND ----------------------------------------------------------------------------------------------- -0.3V to 6V



Maximum Junction Temperature ---------------------------------------------------------------------------------- 150℃



Operating Ambient Temperature Range -------------------------------------------------------- -40℃ to 85℃



Maximum Soldering Temperature (at leads, 10 sec) -------------------------------------------------------- 260℃

Note 1.

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress

ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational

sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect

device reliability.

Thermal Information





ESD Susceptibility



HBM(Human Body Mode) --------------------------------------------------------------------------------------------- 2KV



MM(Machine Mode) --------------------------------------------------------------------------------------------------- 200V