LD8526

08/31/2018

7

Leadtrend Technology Corporation

www.leadtrend.com.tw

LD8526-DS-00 August 2018

PARAMETER

CONDITIONS

SYMBOL

MIN

TYP

MAX

UNITS

Drive (DRV Pin)

Total Turn-on delay time

(2)

TD_ON

65

ns

Total Turn-off delay time

(2)

TD_OFF

25

ns

Pseudo dead time

TPDT

4

5

6

µs

Output High Voltage

Io=+10mA

VDRV_H

4.4

4.7

V

Output Low Voltage

Io=-10mA

VDRV_L

0.5

V

Turn-off propagation delay

Tp

15

ns

Turn-on Rising time

(2)

, drive voltage from 20%(2V) to

80%(8V)

Tr

75

150

ns

Turn-off Falling time

(2), drive voltage from 80%(4V) to

20%(1V)

Tf

13

30

ns

Minimum On Time

TMIN_ON

1.5

us

Minimum Off Time

TMIN_OFF

0.7

1

1.3

µs

On Chip OTP (Over Temperature) Auto-Recovery

OTP Level

(1)

TOTP

150

C

OTP Hysteresis

(1)

TOTP_HYS

30

C

Notes:

1.

Guaranteed by design.

2.

Load capacitance=4.7nF.

3.

For avoiding SR being too late to turn off in CCM, RDET must be adjusted from 600R down to appropriate value.