L8202

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Table 2. Pin Description

N°

Pin

Function

1

PH_A+

Stepper Motor Driver Output A plus

2

R_Sense_A

Phase A Stepper Motor Driver Current Sense Resistor

3

PH_A-

Stepper Motor Driver Output A minus

4

No Connection

5

Test

This pin is used to measure internal Temperature of ASIC.

6

VDD_gate

Gate drive pin for external Power DMOS. N/C when internal FET is used.

7

VDD_source1

Source pin #1 for VDD internal FET. Used as differential input when external Power

DMOS is used.

8

VDD_source2

Source pin #2 for VDD internal FET. Used as differential input when external Power

DMOS is used.

9

VDD_drain1

Drain pin #1 for VDD internal FET. N/C when an external Power DMOS is used.

10

VDD_drain2

Drain pin #2 for VDD internal FET. N/C when an external Power DMOS is used.

11

Vs(VDD)

VDD regulator Supply voltage.

12

VDD_FB

Feedback for VDD Regulator

13

No Connection

14

PH_B-

Stepper Motor Driver Output B minus

15

R_Sense_B

Phase B Stepper Motor Driver Current Sense Resistor

16

PH_B+

Stepper Motor Driver Output B plus

17

Vs(DC4)

DC4 or Stepper PH_B Supply voltage.

18

Vs(Vcc)

Source pin for Vcc Regulator. Internally tied to other Vs.

19

Vcc_out

Output pin for Vcc Regulator

20

ODD 6

Open Drain Driver #6

21

Vcc_Select

This pin is used to select 5V or 3.3V for Vcc

22

Vcc_FB

Feedback for Vcc Regulator

23

DC4_PWM

PWM input for DC motor driver #4

24

DC3_PWM

PWM input for DC motor driver #3

25

DC1_PWM

PWM input for DC motor driver #1

26

DC2_PWM

PWM input for DC motor driver #2

27

Analog_GND

Analog Ground.

28

Vcc_Switch_Out

Vcc switched output pin.

29

Vcc_In

Vcc input pin.

30

V5

5V output pin.

31

No Connection.

32

Vs(DC1)

DC1 Supply voltage.

33

DC1B

Negative output for DC motor driver #1