UM0547

Evaluation board description

Doc ID 14682 Rev 2

7/13

2.2

Board connections

PTB801DC has many connector to communicate with:

●

UN24 mother board

●

External valves

The following table describes the pin out of the valve connectors J5 and J6:

On the board, there are three connectors to monitoring the input (INx_1), output (Qx_1), and

status (STx_1) of the drivers.

Figure 3.

Valves controlled by first L9349

Figure 4.

Valves controlled by second L9349

Table 1.

Valve connectors J5 and J6

Name

Figure

Description

J5 Pin 1

Figure 3.

Output Q1 of first driver

J5 Pin 2

Output Q2 of first driver

J5 Pin 3

Output Q3 of first driver

J5 Pin 4

Output Q4 of first driver

J5 Pin 5

Coil Supply

J6 Pin 1

Figure 4.

Output Q1 of second driver

J6 Pin 2

Output Q2 of second driver

J6 Pin 3

Output Q3 of second driver

J6 Pin 4

Output Q4 of second driver

J6 Pin 5

Coil Supply

Q2_1

Q3_1

Q1_1

Q4_1

1

2

3

4

5

J5

Valv e_1

Coil_Supply

Q2_2

Q3_2

Q4_2

Q1_2

1

2

3

4

5

J6

Valv e_2

Coil_Supply