LD5523T

04/08/2021

6

Leadtrend Technology Corporation

www.leadtrend.com.tw

LD5523T-DS-00 April 2021

PARAMETER

CONDITIONS

SYMBOL

MIN

TYP

MAX

UNITS

Soft Start

Soft Start Time

VCS_OFF from 0.2V to

0.5V

(1)

TSS

7

ms

BNO Protection (FB Pin)

Brown In Trip Level

IBNI

85

95

105

A

BNO Hysteresis

IBNO_HYS

10

A

Brown Out De-bounce Time

VCOMP=1.7V

TDB_BNO

70

ms

Open Loop Protection

OLP Trip Level

VOLP

2.65

2.8

2.95

V

OLP delay time

After soft-start

TD_OLP

60

88

116

ms

On Chip OTP (Over Temperature Protection)

OTP Level

(1,2)

TINOTP

140

C

OTP Hysteresis

(1,2)

TINOTP_HYS

12

C

Notes:

1. Guaranteed by design.

2. The threshold temperature for enabling the output again and resetting the latch after OTP has been activated.