MLX90401
Brushless DC Motor Controller
Table of content
1 Pin configuration ..........................................................................................................1
2 General description ......................................................................................................1
3 Glossary of terms .........................................................................................................3
4 Pin definitions and description....................................................................................3
5 Absolute maximum ratings..........................................................................................4
6 MLX90401 electrical specifications.............................................................................4
7 General description ......................................................................................................5
7.1 Overview .............................................................................................................................................. 5
7.2 Block diagram ...................................................................................................................................... 6
7.3 Commutation decoding and output control logic.................................................................................. 7
7.4 Oscillator .............................................................................................................................................. 7
7.5 Disable ................................................................................................................................................. 7
7.6 Pulse width modulation ........................................................................................................................ 8
7.7 Drive outputs........................................................................................................................................ 8
7.8 Undervoltage lockout ........................................................................................................................... 9
7.9 Logic table............................................................................................................................................ 9
8 Application information..............................................................................................10
8.1 Evaluation Board................................................................................................................................ 10
8.2 Typical application.............................................................................................................................. 10
9 FAQ ..............................................................................................................................11
9.1 Bootstrap capacitor selection............................................................................................................. 11
9.2 Motor Noise........................................................................................................................................ 11
10 Reliability Information ..............................................................................................11
11 ESD Precautions.......................................................................................................12
12 FAQ ............................................................................................................................12
13 Package Information.................................................................................................12
14 Disclaimer..................................................................................................................13
3901090401
Rev 005
Page 2 of 13
Data sheet
Oct/05
5秒后页面跳转
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