UTCUA8868

LINEARINTEGRATEDCIRCUIT

1

www.unisonic.com.tw

QW-R109-020,B

5-CHANNEL BTL DRIVER FOR DVD PLAYER

DESCRIPTION

The UTC UA8868 is a five-channel BTL driver IC for driving the

motors and actuators such as used in DVD player and CD-ROM.

FEATURES

* Built-in 5 channel drivers:

Dual actuator drivers

Sled motor driver

Spindle driver

Tray in-out driver

HSOP-28

*Pb-free plating product number: UA8868L

BLOCK DIAGRAM

Stand by

28

27

26

25

24

23

22

21

20

19

18

17

16

15

Thermal

Shut down

Actuator

Driver (4x)

Sled

Driver

+ -

60K

150K

-

+

GND

PGND

60K

90K

+

-

Vcc2

Spindle

Driver

Actuator

Driver (4x)

Vcc2

Vcc2

Vcc1

+

-

60K

150K

Pre-DRV

TRAY

DRIVER

Vcc1

PGND

-

+

60K

150K

+ -

14

13

12

11

10

9

8

7

6

5

4

3

2

1