LP5301 datasheet(4/8 Pages) POWER

4 / 8 page

LP5301-04

Fed.-2019

Email: marketing@lowpowersemi.com

www.lowpowersemi.com

Page 4 of 8

Preliminary Datasheet

LP5301

Electrical Characteristics

VIN=5V，TA=25℃, unless otherwise noted

Symbol

Parameter

Condition

Min

Typ

Max

Units

DC characteristics and Power-ON-Reset

VIN

Input Voltage

3.5

Input quiescent current

EN=LOW, IOUT=0A

110

μA

ISD

EN=HIGH, IOUT=0A

RON

IN-to-OUT ON resistance

IOUT=1A

130

mΩ

RDISCHARGE

Output discharge resistance

4.3

kΩ

VEN(L)

Enable Threshold Low

Chip enable

0.4

VEN(H)

Enable Threshold High

Chip shutdown

1.4

UVLO

Under voltage lock out

threshold

VIN increasing from 0~5V

2.6

2.8

VHYS-UVLO

Under voltage lock out

hysteresis

VIN decreasing from 5~0V

500

TON

Output power-on time

EN=LOW, VIN=0->5V to output ON

Turn on through EN

EN=HIGH->LOW to output ON

Input Over-Voltage-Protection (OVP)

VOVP

OVP threshold

VIN increasing from 5~7V

5.8

6.1

6.4

VHYS-OVP

OVP hysteresis

VIN decreasing from 7~5V

300

TOVP

OVP active time

VIN=5→10V

μs

TON(OVP)

OVP recovery time

VIN=10→5V to output ON

Input Over-Current-Protection (OCP)

IOCP

OCP threshold

RSET=51K

1.9

RSET=82K

1.3

RSET=150K

0.85

IOCPLIMIT

OCP LIMIT Current

RSET=NC

2.1

2.5

TOCP

OCP active time

VISET

ISET Voltage

0.8

TON(OCP)

OCP recovery time

Over-Temperature-Protection (OTP)

TOTP

OTP threshold

150

℃

TOTP_HYS

OTP hysteresis

℃

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