ML5954 datasheet(2/6 Pages) MINILOGIC

2 / 6 page

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ML5954

BTL Driver for CD-ROM Drivers & DVD Player

May, 2004 V1.0

Pin Configuration

ML5954

Pin Description

Pin Name

Function

Pin Name

Function

VINFC

Focus driver input

VOTK+

Tracking driver output (+)

CFCerr1

For connection of capacitor for the error

amp filter

VOTK-

Tracking driver output (-)

CFCerr2

For connection of capacitor for the error

amp filter

VOLD+

Loading driver output (+)

VINSL+

Op Amp input (+) for the sled driver

VOLD-

Loading driver output (-)

VINSL-

Op Amp input (-) for the sled driver

PGND

Ground for actuator driver block

VOSL

Op Amp output for the sled driver

VNFTK

Tracking driver feedback pin

VNFFC

Focus driver feedback pin

PVCC2

Power supply voltage for actuator driver

block

VCC

Supply voltage

GND

Ground

PVCC1

Power supply voltage for sled driver

block

VINLD

Loading driver input

PGND

Ground for sled driver block

CTKerr2

For connection of capacitor for the error

amp filter

VOSL-

Sled driver output (-)

CTKerr1

For connection of capacitor for the error

amp filter

VOSL+

Sled driver output (+)

VINTK

Tracking driver input

VOFC-

Focus driver output (-)

BIAS

Bias input

VOFC+

Focus driver output (+)

STBY

Standby control

Note 1: The indicated polarity for the output pins is defined under the inputs are (+) polarity. The output H bridge power

supply pins are PVCC2 for the focus & tracking channel, PVCC1 for the loading channel, and VCC for the pre-block and sled

channel. Always ensure that VCC ≤ PVCC1/2.

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