DIO7552B/7553B

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DIO7552B/7553B• Rev. 1.3

Electrical Characteristics

Typical value: TA = 25°C, VIN = 5V, unless otherwise specified.

Symbol

Parameters

Conditions

Min

Typ.

Max

Unit

VIN

Operation Voltage

4.75

5.5

V

RDS(ON)

On Resistance

VIN=5V

70

mΩ

Ios

Over Current Limit

RSET=10kΩ

-40°C≤TA≤85°C

2.31

2.57

3.08

A

RSET=15kΩ

-40°C≤TA≤85°C

1.54

1.7

1.96

A

RSET=24kΩ

-40°C≤TA≤85°C

0.97

1.07

1.18

A

IQ

Quiescent Supply Current

Open load, IC Enabled.

70

μA

tON+tR

Turn-On time & Output turn

on Rise Time

VIN=5.5V, CL=1μF, RL=100Ω,

See Figure 3

3

4.5

ms

tOFF+tF

Turn-Off time & Output turn

off Rise Time

VIN=5.5V, CL=1μF, RL=100Ω,

See Figure 3

0.1

1.5

ms

VEN(H)

EN Input Threshold-High VIH

1.4

V

VEN(L)

EN Input Threshold-Low VIL

0.4

V

FLAG Deglitch Time

FLAG assertion or desertion

4

8

15

ms

Output Reverse Voltage

Deglitch Time

2.5

4

7

ms

RDIS

Discharge Resistance

VIN=5V, Disabled, IOUT=1mA

450

Ω

ISHDN

Shutdown Input Current

Open load, IC Disabled.

1

μA

TSD

Thermal Shutdown

140

°C

Thermal Limit Hysteresis

20

°C

Specifications subject to change without notice.

VEN

VEN

50%

50%

50%

50%

TD(OFF)

TD(OFF)

TR

TR

TF

TF

TD(ON)

TD(ON)

90%

90%

90%

90%

VOUT

VOUT

10%

10%

10%

10%

Figure 3 Voltage Waveforms: DIO7552B(left), DIO7553B(right)