Protection Characteristics

Symbol

Parameter

Min.

Typ.

Max.

Units

Test Conditions

Ilim

Internal current limit

V

19

32

50

A

out=0V

Tsd+

Over temperature high threshold

150(1)

16

⎯

5

Tsd-

15

⎯

°C

S

Over temperature low threshold

⎯

8

ee fig. 2

Vsc

3

4

Short-circuit detection voltage(2)

2

UV

5

5.9

⎯

UV hyst.

0.25

⎯

1.6

VOL Off

detection threshold

2

3

4

V

Open load

I OL On

Open load detection threshold

0

0

1

A

.3

.7

.1

(

nteed

(2) Reference

T

abl

ting C

DG

1) Guara

by design

to Vcc

rue T

e

Opera

onditions

IN

OUT

Normal

H

H

H

Normal

L

H

L

Open Load

H

H

L

Open Load (3)

L

H

L

Short circuit to Gnd

H

L

L

Short circuit to

L

L

H

Gnd

Short circuit to

H

L (4)

Vcc

H

Short circuit to

L

Vcc (5)

L

H

Over-temperat

L

ure

H

L

Over-temperat

L

L

H

ure

(3) With a pull-up resistor connected between the output and Vcc.

(4) Vds lower tha

(

ithout a pul

ead Assignments

n 10mV.

5) W

l-up resistor connected between the output and Vcc.

L

1 2 3 4 5

TO220

1- Gnd

2- In

3- Vcc

4- Dg

5- Out

3- Vcc

1 2 3 4 5

D²Pak – D Pak

3- Vcc

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