ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Supply Voltage

14

V

Input Voltage

Differential Input Voltage

DC Output Current

1

A

Peak Output Current (non repetitive)

1.2

A

°C)

1.2

W

W

Storage and Junction Temperature

-55 to +150

°C

PIN FUNCTIONS

Name

Function

Power supply.

GND

Common Ground.

Voltage Reference.

ENABLE

Input. Logic low will disable IC.

PARK POWER

Input Power supply for the parking circuit.

CURRENT SENSE OUT

Current sense operational amplifier output.

ERROR AMP IN

Error amplifier inverting input.

ERROR AMP OUT

Error amplifier output.

SENSE IN

Α/Β

Input for external sense resistors.

OUT A, B

Outputs of the two Power Operational Amplifiers Connections for Voice coil Motor.

PARK

External input for parking. Low will activate the park procedure.

PARK VOLTAGE PROGRAM

Input to set the park voltage.

POWER FAIL THRESHOLD

Supply monitor threshold setting.

LOGIC SUPPLY SENSE

Sense the logic supply level

POR

Power on reset output. Low will signal to the controller the failure of the logic supply.

POR DELAY

Capacitor connection to set the power on reset delay.

LOGIC SUPPLY FILTER

Capacitor connection to filter the logic supply ripple

LOGIC SUPPLY SENSE

VDDA

OUTA

PARK

ENABLE

GND

GND

SENSE IN A

LOGIC SUPPLY FILTER

ERROR IN

ERROR OUT

GND

POR

GND

PARK VOLTAGE PROG

POWER FAIL THRESHOLD

VDD SENSE OUT

POR DELAY

1

3

2

4

5

6

7

8

9

22

21

20

19

18

16

17

15

23

10

24

SENSE IN B

VREF

D96IN467

OUT B

SENSE OUT

11

14

13

12

PARK POWER

VDD B

PIN CONNECTION (Top view)

L6243DS

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