DS690PP1

5

CS44130

VD

20, 25

28, 32

35

Core Logic Power

(Input) - Low voltage power supply for internal logic.

VL

37

Control Interface and PWM Input Power

(Input) - Supply for the I/O.

GND

21

27

33

36

Ground

(Input) - Ground for the internal logic and I/O. These pins should be connected to the

common system ground.

OUT1

OUT2

OUT3

OUT4

2

5

8

11

PWM Output

(Output) - Amplified PWM power half-bridge outputs.

IN1

IN2

IN3

IN4

34

31

29

26

PWM Input

(Input) - Inputs from a PWM modulator. These pins should not be left floating.

RST1/2

RST3/4

42

23

Reset Input

(Input) - Reset inputs for channel 1, 2, 3, and 4; active low. These pins should not be

left floating.

ERROC1/2

ERROC3/4

41

22

Over-Current Error Output

(Output) - Over-current error flag for OUTx. Open drain with internal

pull-up, active low. See

Protection and Error Reporting on page 18 for details.

ERRUVTE

18

Thermal and Under-Voltage Error Output

(Output) - Error flag for thermal shutdown and under-

voltage. Open drain with internal pull-up, active low. See

Protection and Error Reporting on

page 18 for details.

TWR

17

Thermal Warning Output

(Output) - Thermal warning output. Open drain with internal pull-up,

active low. See

Protection and Error Reporting on page 18 for details.

LVD

30

Input Voltage Level Select

(Output) - Input voltage indicator of VD. A high level indicates VD is

set to 5.0 V. A low level indicates VD is set to 3.3 V. This pins should not be left floating.

M1

M2

M3

40

39

38

Mode Select

(Input) - Used to set the operating mode. See

Output Mode Configuration on

page 15 for details. These pins should not be left floating.

OCREF

19

Over-Current Reference

(Input) - Over-current trip level setting. This pin should be connected

through a 60 k

Ω resistor to GND. See Protection and Error Reporting on page 18 for details.

This pins should not be left floating.

RAMP

24

Ramp-Up/Down Select

(Input) - When set high, ramping is enabled. When set low, ramping is

disabled. See

PWM Popguard Transient Control on page 19 for details. This pin should not

be left floating. Ramp should only be used in half bridge mode or in full bridge configuration

modes 010 and 011.

Pin Name

Pin #

Pin Description