ML1469 Ver la hoja de datos (PDF) - Minilogic Device Corporation Limited

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componentes Descripción

Fabricante

ML1469

4-channel BTL driver for CD players

Minilogic Device Corporation Limited 

ML1469

_______________________________________________________________

ML1469 4-channel BTL driver for CD players

™ Application

‹ CD player

‹ VCD player

‹ DVD player

™ Features

z Built in 3.3V (V33) or 5.0V (V50) Voltage regulator

z Built in general purpose operational amplifier

z Built in thermal shutdown circuit

z Few external parts

z Package Available : 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

T.S.D

26

25

24

23

22

Vcc

10kΩ 1kΩ

13kΩ -

+

+-

-

+

10kΩ

10kΩ

(3.3kΩ)

+

13kΩ -

21

20

19

18

17

16

15

Vcc 1kΩ 10kΩ

50kΩ

50kΩ

- 13kΩ

+

Driver-Mute

+-

+

- 13kΩ

10kΩ 1kΩ

1

2

3

4

5

6

7

1kΩ 10kΩ

8

9

10

11

12

13

14

BTL Driver for CD Player

T.S.D : Thermal Shutdown Circuit

D.Buf : Drive Buffer

May, 2004 V1.3

1/5

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