NPM AD1431 User Manual Download Page 2

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Stepper Motor Driver AD1431

YA7179-1/2

- C1 -

Table of Contents

1. Product Warranty .................................................................................................................................... 1

1-1. In the case of purchase from a supplier other than NPM................................................ 1

1-2. Warranty period ............................................................................................................... 1

1-3. Warranty scope................................................................................................................ 1

1-4. .......................................................................................................................................... 1

1-5. .......................................................................................................................................... 1

1-6. .......................................................................................................................................... 1

2. Features.................................................................................................................................................... 2

3. Specifications .......................................................................................................................................... 3

4. Connection ............................................................................................................................................... 8

5. System features ..................................................................................................................................... 11

5-1. Block diagram ................................................................................................................ 11

5-2. SW1 setting.................................................................................................................... 11

5-3. SW2 setting.................................................................................................................... 13

5-4. SW3 setting.................................................................................................................... 14

5-5. LED display.................................................................................................................... 14

5-6. Default setting ............................................................................................................... 14

6. Handling precautions ............................................................................................................................ 15

7. Accessories............................................................................................................................................ 15

8. External dimensions ............................................................................................................................. 16

8-1. External dimensions including the heatsink ................................................................. 16

8-2. Board layout .................................................................................................................. 16

Summary of Contents for AD1431

Page 1: ...YA7179 1 2 Stepper Motor Driver Nippon Pulse Motor Co Ltd...

Page 2: ...1 3 Warranty scope 1 1 4 1 1 5 1 1 6 1 2 Features 2 3 Specifications 3 4 Connection 8 5 System features 11 5 1 Block diagram 11 5 2 SW1 setting 11 5 3 SW2 setting 13 5 4 SW3 setting 14 5 5 LED display...

Page 3: ...epair NPM will repair the product NPM will not provide on site repair Note 2 The warranty period of the repaired product is not extended beyond the warranty period of the product before the failure It...

Page 4: ...current can be set by a rotary switch easily It has auto current down function to prevent heat generation during the motor stopping Excitation method can be selected from among 2 phase 1 2 phase W1 2...

Page 5: ...ommended forward current IF 11mA Operation forward current IF 10 to 20mA Maximum response frequency 160kpps Input voltage 5V duty rate 50 Pins 5 to 8 of CN2 Photocoupler Toshiba TLP281 or equivalent 5...

Page 6: ...No condensation Storage temperature range 10 to 60 C Others External dimensions 60 W x 50 D x 30 H mm including heatsink Weight 35g including heatsink Cooling system Natural cooling RoHS RoHS complian...

Page 7: ...r the DIR photocoupler is ON or OFF when pulses are input to the CLK terminal Two pulse mode It is a method that the rotation direction CW CCW is decided by whether the pulse is input to the CW termin...

Page 8: ...excitation is that A phase wire 100 and B phase wire 100 The EORG outout photocouplar turns ON once every 4 input pulses 2 EORG ON 5V OFF ON OFF ON A 0 100 100 B 0 100 100 5V CLK CLK EORG EORG AD1431...

Page 9: ...enclosed narrow space the temperature raise may damage functions of this driver In this case we recommend that you use ACD function to cut down power consumption or you use an external heatsink additi...

Page 10: ...r turns ON to OFF the step motion is made 2 CW CLK 3 CCW DIR CCW signals in the two pulse method CW CCW When the photocoupler turns ON to OFF the step motion is made in the CCW direction DIR signals i...

Page 11: ...n example of CN2 Input output interface User controller AD1431 OFF ON When photocoupler is ON the LED lights Input signal Forward current IF 5V 330 5V GND Pin 9 of CN2 Pin 10 of CN2 Pins 2 4 6 and 8 o...

Page 12: ...W 5V PWR PWR CW CLK CCW DIR MTR OFF ACD OFF EORG A A B B SW1 CN1 CN2 CN3 AD1431 driver DC 24V Power Switch between two pulse and one pulse method Change motor excitation method Switch driving current...

Page 13: ...3T2 SA 5V 330 A A M Motor B B 5 2 SW1 setting SW1 can switch between the two pulse CW CCW mode or the one pulse CLK DIR mode and also change the motor excitation method SW1 1 2 3 4 5V 2 1 Pulse Switch...

Page 14: ...setting SW1 3 to SW1 4 you can change the motor excitation method SW1 3 SW1 4 Setting ON ON 2 phase excitation 1 1 Full step OFF ON 1 2 phase excitation 1 2 Half step ON OFF W1 2 phase excitation 1 4...

Page 15: ...ween TP1 and TP10 GND Please be careful so that probes may not touch other surrounding checkpin terminals It may cause short out We recommend that you clip probes on the terminals with power off and t...

Page 16: ...5 LED display The LEDs D3 and D4 lights under the following conditions D3 It lights green using 5V power supply generated by the DC DC from the control power D4 It lights red when the motor coil conne...

Page 17: ...is product power it off 6 8 Be careful if you touch the product while the power is supplied and just after the power turns off The product may be hot 6 9 Keep this driver out of reach of children 6 10...

Page 18: ...Stepper Motor Driver AD1431 YA7179 1 2 16 8 External dimensions 8 1 External dimensions including the heatsink Dimension tolerance 0 1 Unit mm Thickness of heatsink 1 5mm 8 2 Board layout...

Page 19: ...anual may be changed without prior notice to improve performance or quality Nippon Pulse Motor Co Ltd Head Office No 16 13 2 chome Hongo Bunkyo ku Tokyo 113 0033 Japan TEL 81 3 3813 8841 FAX 81 3 3813...

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