LP3320 datasheet(3/9 Pages) POWER

3 / 9 page

LP3320-00

Jan.-2018

Email: marketing@lowpowersemi.com

www.lowpowersemi.com

Page 3 of 9

Preliminary Datasheet

LP3320

Function Block Diagram

SHUTDOWN

CIRCUITRY

UVLO

SOFT

START

CONTROL

AND DRIVER

LOGIC

SLOPE

COMPENSASION

OSCILLATOR

OVP

VIN

VSS

OTP

SHORT

CIRCUIT

COMP.

Error

Amp.

PWM

COMP.

CURRENT

SENSE

AMP.

10μA

0.3V

1.23V

Absolute Maximum Ratings

Note 1



Input Voltage to GND --------------------------------------------------------------------------------------- -0.3V to 6.5V



LX /FB to GND ------------------------------------------------------------------------------------------------ -0.3V to 46V



Other pin to GND -------------------------------------------------------------------------------------------- -0.3V to 6.5V



Operating Junction Temperature Range (TJ) -------------------------------------------------------- -40℃ to 85°C



Storage Temperature Range -------------------------------------------------------------------------- −65℃ to 165℃



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

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



Maximum Power Dissipation ( PD,TA=25°C) --------------------------------------------------------------------- 0.5W



Thermal Resistance ---------------------------------------------------------------------------------------------- 250℃/W



Maximum Power Dissipation (TDFN-6, PD,TA=25℃) --------------------------------------------------------- 1.2W



Thermal Resistance (TDFN-6, JA) ------------------------------------------------------------------------------ 95℃/W

ESD Susceptibility



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



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

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