UA8888SL 데이터 시트보기 (PDF) - Unisonic Technologies

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UA8888SL

5-CHANNEL BTL DRIVER FOR DVD PLAYER

Unisonic Technologies 

UA8888S

PIN CONFIGURATION

VINFC 1

TRB_1 2

REGO 2 3

VINSL+ 4

REGO 1 5

FWD 6

REV 7

Vcc1 8

VOTR- 9

VOTR+ 10

VOSL+ 11

VOSL- 12

VOFC- 13

VOFC+ 14

LINEAR INTEGRATED CIRCUIT

UA8888S

28 MUTE

27 BIAS

26 VINTK

25 TRB_2

24 NC

23 VINLD

22 GND

21 VCTL

20 NC

19 Vcc2

18 VOLD-

17 VOLD+

16 VOTK-

15 VOTK+

PIN DESCRIPTION

PIN NO.

PIN NAME

FUNCTION

1

VINFC

Input for focus driver

2

TRB_1 Connect to external transistor base

3

REGO2 Regulator voltage output, connect to external transistor collector

4

VINSL+ Input for the sled driver

5

REGO1 Regulator voltage output, connect to external transistor collector

6

FWD Tray driver forward input

7

REV

Tray driver reverse input

8

VCC1 Vcc for pre-drive block and power block of sled and tray

9

VOTR-

Tray driver output (-)

10

VOTR+ Tray driver output (+)

11

VOSL+

Sled driver output (+)

12

VOSL-

Sled driver output (-)

13

VOFC-

Focus driver output (-)

14

VOFC+ Focus driver output (+)

15

VOTK+ Tracking driver output (+)

16

VOTK-

Tracking driver output (-)

17

VOLD+ Spindle driver output (+)

18

VOLD-

Spindle driver output (-)

19

VCC2 Vcc for power block of spindle, tracking and focus

20

NC

No Connection

21

VCTL

Speed control input of tray driver

22

GND Ground

23

VINLD

Input for spindle driver

24

NC

No Connection

25

TRB_2 Connect to external transistor base

26

VINTK

Input for tracking driver

27

BIAS Input for reference voltage

28

MUTE Input for mute control

Notes: Symbol of + and – (output of drivers) means polarity to input pin. (Ex. if voltage of pin1 is high, pin14 is high.)

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

2 of 8

QW-R109-015,B

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