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AT5669

Aimtron Technology
Part Number AT5669
Manufacturer Aimtron Technology
Description 5-Channel Motor Driver
Published Nov 30, 2006
Detailed Description www.DataSheet4U.com AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Features ․4 channels ...
Datasheet PDF File AT5669 PDF File

AT5669
AT5669

Overview
www.
DataSheet4U.
com AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP Features ․4 channels of DC motor BTL driver ․1 channels forward/reverse control DC motor driver ․Built-in suspension function.
․Built-in 2 Linear Regulator ․Built-in 1-Channel operational amplifier.
․Built-in thermal shutdown circuit.
․Operating voltage: 4.
5V~13.
2V Description The AT5669 is a 5-channel BTL driver IC.
Two of them can drive DC motors and two can drive coils, such as the focus and tracking actuators of a CD-ROM/DVD-ROM/DVD-Player system It also built-in one channel bi-direction DC motor driver for Tray.
Using the built-in linear regulator, it can be save the PCB space.
It also includes 1 operational amplifier.
Applications CD-ROM/DVD-ROM/CD-RW drives DVD player.
Block Diagram Aimtron reserves the right without notice to change this circuitry and specifications.
7F, NO.
9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300, Taiwan, R.
O.
C.
Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.
aimtron.
com.
tw 8/22/2006 REV:1.
1 Email: service@aimtron.
com.
tw 1 AT5669 5-Channel Motor Driver for DVD/VCD with 2 Linear Regulator and 1 OPAMP 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 Function CH1(Focus coil) input Linear Regulator 3V3 driver output Linear Regulator 2 feedback input CH2(Sled driver) input Linear Regulator 3V3 input 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(Spindle) output (+) CH3(Spindle) output (-) Power Supply 2 OP positive input CH5 Speed control input OP negative input CH3(Spindle) input OP Output Adjustable Linear Regulator driver output CH4 (Tracking driver) input VREF input pin Mute control for CH1,CH2,CH3,CH4 IN1 DL1 FB2 IN2 3V...


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