2-Channel Motor Driver
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AT5550
2-Channel Motor Driver for DSC
Features •Independent 2-Channel H-Bridge •Low voltage operat...
Description
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AT5550
2-Channel Motor Driver for DSC
Features Independent 2-Channel H-Bridge Low voltage operation ( VCC = 2.0V) Low on-resistance <1.25 Ω Low operating current. Built-in Thermal shutdown protection MSOP-10 & DFN-10 Package
General Description
The AT5550 is a 2-channel low-saturation, low-voltage H-bridge motor driver IC for DSC motor application. Applications DC motor, stepping motor
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 8/7/2006 REV:1.2 Email: service@aimtron.com.tw 1
AT5550
2-Channel Motor Driver for DSC Pin Configuration
OUT1A
OUT2A
OUT1B
OUT2B IN2A
VCC
IN1A
IN1B
Ordering Information
Part number AT5550M_GRE AT5550N Package MSOP-10, Green DFN-10, Green Marking , Date Code with one bottom line , Date Code
*For more marking information, contact out sales representative directly
Pin Description
Pin NO. Symbol 1 VCC 2 IN1A 3 IN1B 4 IN2A 5 IN2B 6 GND 7 OUT2B 8 OUT2A 9 OUT1B 10 OUT1A I/O P I I I I P O O O O Description Power supply Input pin to decide the state of drivier1 Input pin to decide the state of drivier1 Input pin to decide the state of drivier2 Input pin to decide the state of drivier2 Ground Output pin of driver2 Output pin of driver2 Output pin of driver1 Output pin of driver1
7F, NO.9, Park Avenue II, Sc...
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