DocID010708 Rev 6

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STA518

Pin description

21

19

GND-clean

Logical ground

20

GND-Reg

Ground for regulator Vdd

21, 22

Vdd

5 V regulator referred to ground

23

VL

Logic reference voltage

24

CONFIG

Configuration pin

25

PWRDN

Short-circuit pin

26

TRI-STATE

Hi-Z pin

27

FAULT

Fault pin advisor

28

TH_WAR

Thermal warning advisor

29

IN1A

Input of half-bridge 1A

30

IN1B

Input of half-bridge 1B

31

IN2A

Input of half-bridge 2A

32

IN2B

Input of half-bridge 2B

33, 34

Vss

5 V regulator referred to +VCC

35, 36

VCC Sign

Signal positive supply

Table 3. Functional pin status

Pin name

Pin n°

Logical value

IC - status

FAULT

27

0

Fault detected (short-circuit, or thermal)

FAULT *

27

1

Normal operation

TRI-STATE

26

0

All powers in Hi-Z state

TRI-STATE

26

1

Normal operation

PWRDN

25

0

Low consumption

PWRDN

25

1

Normal operation

TH_WAR

28

0

Temperature of the IC = 130 °C

TH_WAR (1)

1. The pin is an open collector. To have a high logic value, it needs to be pulled up by a resistor.

28

1

Normal operation

Table 2. Pin function (continued)

Pin n°

Name

Description