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ML1469

BTL Driver for CD Player

May, 2004 V1.3

ML1469 4-channel BTL driver for CD players

Application

CD player

VCD player

DVD player

Features

Builtin3.3V(V33)or5.0V(V50)Voltageregulator

Builtingeneralpurposeoperationalamplifier

Builtinthermalshutdowncircuit

Fewexternalparts

PackageAvailable: HSOP28

General Description

The ML1469 is a 4-channel BTL driver for CD player motors and actuators. An internal 3.3V or 5.0V

voltage regulator and general purpose op-amp are provided for variety of applications.

Block Diagram

28

27

26

25

24

23

22

21

20

19

18

17

16

15

1

2

3

4

5

6

7

8

9

10

11

12

13

14

-

+

-

+

+

-

T.S.D

-

+

+

-

13kΩ

+

-

Vcc

Vcc

+

-

50kΩ

Driver-Mute

T.S.D : Thermal Shutdown Circuit

D.Buf : Drive Buffer

50kΩ

10kΩ

1kΩ

13kΩ

13kΩ

13kΩ

10kΩ

10kΩ

10kΩ

1kΩ

1kΩ

1kΩ

10kΩ

10kΩ

(3.3kΩ)

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