PT5111

V1.6

2

December 2017

CONTENTS

1.ORDER INFORMATION .................................................................................................................................................. 3

2.PIN CONFIGURATION .................................................................................................................................................... 3

3.PIN DESCRIPTION.......................................................................................................................................................... 4

4.INPUT/OUTPUT CONFIGURATION ............................................................................................................................... 5

5.FUNCTION DESCRIPTION ............................................................................................................................................. 6

6.STEP CONTROL ............................................................................................................................................................. 8

7.DC MOTOR, COIL CONTROL EXPLANATION ............................................................................................................ 12

7.1 DRIVING MODES OF CHANNELS 5 .................................................................................................................... 12

7.2 CONTROL-PIN SELECTION OF IN3, IN4, IN5, AND IN6 FUNCTIONS .............................................................. 12

8.SERIAL CONTROL MAP ............................................................................................................................................... 14

8.1 SERIAL CONTROL FUNCTION TABLE ............................................................................................................... 16

8.2 EXAMPLE OF OPERATION IN DECELERATION TO A STOP............................................................................ 39

8.3 TIMING OF MOB OUTPUT ....................................................................................................................................49

8.4 MOTOR PHASE CORRECTION FUNCTION ....................................................................................................... 50

9.IC OPERATION CONTROL ........................................................................................................................................... 57

9.1 OPERATION CONTROL ....................................................................................................................................... 57

9.2 OPERATION PROCEDURE.................................................................................................................................. 57

9.3 RESTRICTIONS ON REGISTER SETTING DURING MOTOR CONTROL ......................................................... 61

10.ABSOLUTE MAXIMUM RATINGS............................................................................................................................... 65

11.RECOMMENDED OPERATING CONDITIONS .......................................................................................................... 65

12.ELECTRICAL CHARACTERISTICS ............................................................................................................................ 66

12.1 SWITCHING CHARACTERISTICS WAVEFORMS ............................................................................................ 68

12.2 PI RESPONSE CHARACTERISTIC.................................................................................................................... 68

13.LAYOUT GUIDE........................................................................................................................................................... 69

14.SOLDERING FOOTPRINT .......................................................................................................................................... 70

15.PACKAGE INFORMATION.......................................................................................................................................... 71

IMPORTANT NOTICE........................................................................................................................................................72