TZA1048 Просмотр технического описания (PDF) - Philips Electronics

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TZA1048

4-channel BTL driver for CD/DVD drives

Philips Electronics 

Philips Semiconductors

4-channel BTL driver for CD/DVD drives

Product specification

TZA1048

1 FEATURES

• Two Bridge-Tied Load (BTL) driver channels for sled

and spindle motors and actuators

• Pulse Width Modulation (PWM) input

• Integral thermal shut-down circuit

• Integral mute control

• Two regulated reference voltage outputs for other chips

in system; 3.3 V and 1.8 V respectively

• HSOP28 package.

2 APPLICATIONS

• BTL driver for CD and DVD players.

3 GENERAL DESCRIPTION

The TZA1048 is a four-channel BTL driver IC for driving

motors and actuators in CD and DVD players.

Two reference voltage outputs are also available for

peripheral ICs such as servo and pick-up head drivers.

The spindle motor control inputs to the IC can be either

differential or single-ended.

4 ORDERING INFORMATION

TYPE NUMBER

TZA1048TH

NAME

HSOP28

PACKAGE

DESCRIPTION

plastic, heatsink small outline package; 28 leads

VERSION

SOP007

2004 Mar 09

3

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