AT5660
Preliminary Product Information
5-Channel Motor Driver for DVD/VCD
Pin Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Pin name
IN1
CAP1_1
CAP1_2
IN2
FB1
FWD
REV
VCC1
OUT5-
OUT5+
OUT2-
OUT2+
OUT1-
OUT1+
OUT4+
OUT4-
OUT3+
OUT3-
VCC2
FB4
VCTL
GND
IN3
CAP4_2
CAP4_1
IN4-
VBIAS
MUTE_1_2_3_4
Function
CH1(Focus coil) input
CH1 error amplifier filter capacitor connection 1
CH1 error amplifier filter capacitor connection 2
CH2(Sled driver) input
CH1(Focus coil) feedback pin
CH5 forward input
CH5 reverse input
Power Supply 1
CH5(Tray driver) output(-)
CH5(Tray driver) output(+)
CH2(Sled driver) output (-)
CH2(Sled driver) output (+)
CH1(Focus coil) output (-)
CH1(Focus coil) output (+)
CH4(Tracking coil) output (+)
CH4(Tracking coil) output (-)
CH3(Loader) output (+)
CH3(Loader) output (-)
Power Supply 2
CH4(Tracking coil) feedback pin
CH5 Speed control input
Ground
CH3(Loader) input
CH4 error amplifier filter capacitor connection 2
CH4 error amplifier filter capacitor connection 1
CH4 (Tracking driver) input
VREF input pin
Mute control for CH1,Ch2,CH3,CH4
Notes: The indicated polarities for the output pins are under the condition that all inputs are (+).
The power supplies for the driver output are PVcc1 for the loader, PVcc2 for focus and tracking
drivers, and Vcc for pre-block and sled driver. Therefore, make sure Vcc≧PVcc1,2.
Pin Out
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email:
service@aimtron.com.tw
2
AIMTRON [ AIMTRON TECHNOLOGY ]
