Evaluation board description

UM0546

10/18

Doc ID 14680 Rev 2

2.2

Board connections

PTB801DB has many connector to comunicate with:

●

PTB801 mother board;

●

External valves;

●

I/O signals to control valve drivers.

The Table 1 describes the pin out of the valve connectors J5 and J6:

Figure 5.

4 valves controlled by first L9347

Figure 6.

4 valves controlled by second L9347

Figure 7.

4 valves controlled by L9352B

Table 1.

Valve connectors J6, J7 and J8

Name

Figure

Description

J6Pin 1

Figure 5

Output Q1 of first L9347

J6 Pin 2

Output Q2 of first L9347

J6 Pin 3

Output Q3 of first L9347

J6 Pin 4

Output Q4 of first L9347

J6 Pin 5

Coil Supply

1

2

3

4

5

J6

Valv e_1

Coil_Supply

Q2_1

Q3_1

Q1_1

Q4_1

Q1_2

Q2_2

Q3_2

Q4_2

1

2

3

4

5

J7

Valv e_2

Coil_Supply

Q2_3

Q1_3

Q4_3

Q3_3

1

2

3

4

5

J8

Valv e_3

Coil_Supply