ST X-NUCLEO-IHM04A1 User Manual
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ST X-NUCLEO-IHM04A1 User Manual

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Chipsmall Limited consists of a professional team with an average of over 10 year of expertise in the distribution
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Summary of Contents for ST X-NUCLEO-IHM04A1

  • Page 1 Chipsmall Limited consists of a professional team with an average of over 10 year of expertise in the distribution of electronic components. Based in Hongkong, we have already established firm and mutual-benefit business relationships with customers from,Europe,America and south Asia,supplying obsolete and hard-to-find components to meet their specific needs.
  • Page 2 1 to 4 DC motors is implemented via jumpers. The X-NUCLEO-IHM04A1 is compatible with the Arduino UNO R3 connector, and supports the addition of other expansion boards with a single STM32 Nucleo board. The user can also mount the ST Morpho connector.

  • Page 3: Table Of Contents

    Contents UM1925 Contents Getting started ................3 Hardware description and configuration ........4 overcurrent (OCD) threshold setting ..........5 Selecting the mode ................6 2.2.1 Mode no. 1: two bidirectional DC motors .......... 7 2.2.2 Mode no. 2: four DC motors unidirectional ........7 2.2.3 Mode no.

  • Page 4: Getting Started

    UM1925 Getting started Getting started The X-NUCLEO-IHM04A1 expansion board is a dual brush DC motor driver covering a wide range of applications. The maximum ratings of the board are the following:  Power stage supply voltage (VS) from 8 V to 50 V ...

  • Page 5: Hardware Description And Configuration

    Hardware description and configuration UM1925 Hardware description and configuration Figure 2: Jumper and connector position The following table provides the detailed pinout of the Arduino UNO R3 and ST Morpho connectors. Table 1: Arduino UNO R3 connector table Connector Signal...

  • Page 6: Overcurrent (Ocd) Threshold Setting

    UM1925 Hardware description and configuration Table 2: ST Morpho connector table Connector Signal Remarks Ground ADC-6 Section 2.1: IN1A "overcurrent (OCD) CN10 threshold setting" Section 2.1: "overcurrent (OCD) IN2A threshold setting" EN-A Ground Ground Section 2.1: IN1B "overcurrent (OCD) threshold setting"...

  • Page 7: Selecting The Mode

    Hardware description and configuration UM1925 Figure 3: Overcurrent threshold versus resistor value (no paralleling) When one of the paralleling modes is used (see Section 2.2: "Selecting the mode"), the actual OCD threshold value may be scaled as indicated in Table 1: "Arduino UNO R3 connector table".

  • Page 8: Mode No. 1: Two Bidirectional Dc Motors

    UM1925 Hardware description and configuration Max output Output Mode threshold current DS(on) scaling Parallel all bridges 0.075 Ω one unidirectional DC 11.2 A rms × 4 Connected Connected Connected Connected motor Notes: The current limit is shared between the two motors connected on the same full-bridge (A or B). 2.2.1 Mode no.

  • Page 9: Mode No. 3: Parallel Connection For Higher Current - One Dc Motor Bidirectional

    Hardware description and configuration UM1925 Maximum current is 2.8 A rms and the output R is equal to 0.3 W (T = 25 °C). DS(on) The maximum overcurrent detection threshold is set to 5.6 A. The total rms current flowing in A+ and A- DC motor must be below the 2.8 A rms limit.

  • Page 10: Mode N °4: Parallel Connection For Higher Current - Two Unidirectional Dc Motors

    UM1925 Hardware description and configuration  Both A+ (CN1 pin1) B+ (CN1 pin4)  Both A- (CN1 pin2) B- (CN1 pin3) Table 6: Jumper selection Disconnected Disconnected Connected Connected Figure 6: One DC motor bidirectional - higher current 2.2.4 Mode n °4: parallel connection for higher current - two unidirectional DC motors This mode is similar to mode 3 - the bidirectional DC motor is replaced by two unidirectional DC motors...

  • Page 11: Mode No. 5: Parallel Connection For Lower Overcurrent - One Dc Motor Bidirectional

    Hardware description and configuration UM1925 Figure 7: two unidirectional DC motors - higher current 2.2.5 Mode no. 5: parallel connection for lower overcurrent - one DC motor bidirectional This mode, with output power in parallel, maintains a lower operating current compared to the solution in mode 3, but power dissipation is reduced.

  • Page 12: Mode N °6: Parallel Connection For Lower Overcurrent - Two Unidirectional Dc Motors

    UM1925 Hardware description and configuration Figure 8: One bidirectional DC motor - lower overcurrent 2.2.6 Mode n °6: parallel connection for lower overcurrent - two unidirectional DC motors This mode is similar to the mode 5 - the bidirectional DC motor is replaced by two unidirectional DC motors.

  • Page 13: Mode No. 7: Parallel All Bridges - One Unidirectional Dc Motor

    Hardware description and configuration UM1925 Figure 9: two unidirectional DC motors - lower overcurrent 2.2.7 Mode no. 7: parallel all bridges - one unidirectional DC motor This mode, with all output power in parallel, allows driving a single-brush unidirectional DC motor.

  • Page 14: Schematic Diagram

    UM1925 Schematic diagram Schematic diagram Figure 11: X-NUCLEO-IHM04A1 circuit schematic DocID028121 Rev 1 13/17...

  • Page 15: Bill Of Material

    Bill of material UM1925 Bill of material Table 10: Bill of material (Part 1) Item Description Q.ty Part reference Value Voltage Part type CAP ALU 100µF 63V SMD-PACK-G 100UF ALUMINIUM 10x10.2 mm CAP CER 100nF 50V X7R 0603 C2 C3 100NF CERAMIC CAP CER 220nF 35V X7R 0603...
  • Page 16 UM1925 Bill of material Table 11: Bill of material (Part 2) Item Manufacturer Part Distributo Distributor Toler. Package type Manufacturer number Part num. EEEFK1J101P PANASONIC EEEFK1J101P FARNELL 9696040RL C0603 C0603 C0603 C0603 NICHICON UVR1J101MPD C0603 MKDS1/6-3.81 PHOENIX CONTACT MKDS1/6-3.81 220-4377 SSQ110-03 SAMTEC SSQ-110-04-F-S...

  • Page 17: Revision History

    Revision history UM1925 Revision history Table 12: Document revision history Date Revision Changes 06-Aug-2015 Initial release. 16/17 DocID028121 Rev 1...
  • Page 18 ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.

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