Block diagram and pin description

L9370

6/13

DB3818 Rev 1

15

CSIN1P_B

Positive input pin of the external shunt #1 connected to CSA

stage B

I

16

GL2_B

Gate connection of the H-Bridge Low-side NFET for wheel

brake actuator B

O

17

ACT_OFF_LS2_B

Safety LS switch-off switches for H-bridge stage B

I

18

SL_B

Source connection of the H-Bridge Low-side switches for wheel

brake actuator B

I

19

ACT_OFF_LS1_B

Safety LS switch-off switches for stage H-bridge B

I

20

GL1_B

Gate connection of the H-Bridge Low-side NFET for right wheel

brake actuator B

I

21

CSIN2P_B

Positive input signal of the external shunt #2 connected to

redundant CSA for stage B

I

22

CSIN2M_B

Negative input signal of the external shunt #2 connected to

redundant CSA for stage B

I

23

SH2_B

Source connection of the H-Bridge High-side NFET for wheel

brake actuator B

I

24

GH2_B

Gate connection of the H-Bridge High-side NFET for wheel

brake actuator B

O

25

SH1_B

Source connection of the H-Bridge High-side NFET for wheel

brake actuator B

I

26

GH1_B

Gate connection of the H-Bridge High-side NFET for wheel

brake actuator B

O

27

CSIN2P_A

Positive input signal of the external shunt #2 connected to

redundant CSA stage for A

I

28

CSIN2M_A

Negative input signal of the external shunt #2 connected to

redundant CSA for stage A

I

29

GL2_A

Gate connection of the H-Bridge Low-side NFET for wheel

brake actuator A

O

30

ACT_OFF_LS2_A

Safety LS switch-off switch for stage H-bridge A

I

31

SL_A

Source connection of the H-Bridge Low-side switches for wheel

brake actuator A

I

32

ACT_OFF_LS1_A

Safety LS switch-off switch for stage H-bridge A

I

33

GL1_A

Gate connection of the H-Bridge Low-side NFET for wheel

brake actuator A

O

34

SH2_A

Source connection of the H-Bridge High-side NFET for wheel

brake actuator A

I

35

GH2_A

Gate connection of the H-Bridge High-side NFET for wheel

brake actuator A

O

36

SH1_A

Source connection of the H-Bridge High-side NFET for wheel

brake actuator A

I

Table 2. Pin definition and brief function description (continued)

Pin #

Symbol

Function

I/O type