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Infineon KIT PSC3M5 DP1 User Manual
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Infineon KIT PSC3M5 DP1 User Manual

Infineon KIT PSC3M5 DP1 User Manual

Psoc control c3m5 complete system dual buck evaluation kit
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KIT_PSC3M5_DP1 PSOC
Control C3M5 Complete
™
System Dual Buck Evaluation Kit user guide
About this document
Scope and purpose
This document describes the features and hardware details of the Dual Buck Evaluation Board. It is designed to
®
®
provide an evaluation platform for digital control applications with the PSOC
Arm
Cortex
-M33 based MCU.
™
This board is part of Infineon's digital power evaluation platform kits.
Intended audience
This document is intended for KIT_PSC3M5_DP1 users, and this board is intended to be used under laboratory
conditions.
User guide
Please read the sections "Important notice" and "Warnings" at the end of this document
002-39714 Rev. *B
www.infineon.com
2024-12-13

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Summary of Contents for Infineon KIT PSC3M5 DP1

  • Page 1 PSOC Cortex -M33 based MCU. ™ This board is part of Infineon’s digital power evaluation platform kits. Intended audience This document is intended for KIT_PSC3M5_DP1 users, and this board is intended to be used under laboratory conditions.
  • Page 2 Boards provided by Infineon Technologies. The design of the Evaluation Boards and Reference Boards has been tested by Infineon Technologies only as described in this document. The design is not qualified in terms of safety requirements, manufacturing and operation over the entire operating temperature range or lifetime.
  • Page 3 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide Safety precautions Safety precautions Note: Please note the following warnings regarding the hazards associated with development systems. Table 1 Safety precautions Caution: The evaluation or reference board contains parts and assemblies sensitive to electrostatic discharge (ESD).
  • Page 4 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide Table of contents Table of contents About this document ..............1 Important notice .
  • Page 5 Control C3M5 MCU and create your own design. These examples can be ™ accessed through the ModusToolbox new application, with the appropriate BSP selected in the tool. ™ Alternatively, you can also visit Infineon’s code examples for ModusToolbox software page to access these ™ examples Key features The Dual Buck Evaluation Board includes the following features: •...
  • Page 6 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 1 Introduction • A general purpose switch for user interaction or control • Three LEDs: POWER LED – glows when the input supply is connected ACT_LED and FAULT_LED – indicate control loop activity and faulty conditions User guide 002-39714 Rev.
  • Page 7 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Kit operation The Dual Buck Evaluation Board is an evaluation board with the following building blocks: • Two Independent synchronous buck circuits • One multiphase (also known as interleaving) 2-pin header – shorting this header connects the outputs of two buck regulators (make sure to short this header only when multiphase code is running in the Digital Power Control Card;...
  • Page 8 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation The following figures provide a detailed description of the hardware and how it can be used. Figure 1 Dual Buck Evaluation Board hardware description (1) User guide 002-39714 Rev.
  • Page 9 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 2 Dual Buck Evaluation Board hardware description (2) User guide 002-39714 Rev. *B 2024-12-13...
  • Page 10 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 3 Complete setup with Control Card and Dual Buck Evaluation Board Using out of the box example The PSOC Control C3M5 Digital Power Control Card, which is included in the PSOC Control C3M5 Complete ™...
  • Page 11 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Press the XRES button (SW1) on the Control card and confirm that the serial terminal application displays the boot-up message as shown in Figure The following figure shows COM48, but the port will likely be different Figure 4 Serial terminal boot message...
  • Page 12 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 5 Connect USB cable to USB connector on the Control Card In the Eclipse IDE for ModusToolbox software, import the desired code example (application) into a new ™...
  • Page 13 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 6 Create new application Select the BSP -KIT_PSC3M5_CC1 in the Choose Board Support Package window and click Next User guide 002-39714 Rev. *B 2024-12-13...
  • Page 14 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 7 Creating a new application: Choose Board Support Package Select the application in the Select Application window and click Create User guide 002-39714 Rev. *B 2024-12-13...
  • Page 15 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 8 Creating a new application: Select Application To build and program a PSOC Control C3M5 MCU application: ™ In the Project Explorer, select <App_Name> project In the Quick Panel, click the <App_Name>...
  • Page 16 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 9 Programming in ModusToolbox software ™ ModusToolbox software has an integrated debugger ™ To debug a PSOC Control C3M5 MCU application: ™ In the Project Explorer, select <App_Name> project In the Quick Panel, click the <App_Name>...
  • Page 17 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 2 Kit operation Figure 10 Debugging in ModusToolbox software ™ User guide 002-39714 Rev. *B 2024-12-13...
  • Page 18 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Hardware Hardware functional description This section explains the individual hardware blocks. 3.1.1 Dual buck evaluation board BUCK1_VOUT 1.8V 0 - 3.3V Variable load 10V GATE Transient load DRIVER...
  • Page 19 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware 3.1.2 Buck converter circuit description The Dual Buck Evaluation Board is targeted for low voltage; the specification is shown in Table 2. The schematic view of the buck converter stage is shown in the following figure. By default, the target output voltage and the current for both buck circuits is 5 V and 1.2 A max IOUT in variable load mode and 5 V and 2 A max IOUT in transient load mode.
  • Page 20 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 13 Synchronous buck 2 circuit Table 2 Synchronous buck converter specification Specification Name Value Input voltage 24 V DC Output voltage BUCK1_VOUT (+5V0_BUCK1) 5 V DC BUCK2_VOUT (+5V0_BUCK2) 5 V DC Maximum output current...
  • Page 21 Gate driver IC 2EDL8023GXUMA1 integrates the high-side and low-side gate drivers and requires an external bootstrap capacitor (the diode is integrated). The high-side and low-side MOSFETs selected are IPD122N10N3GATMA1 Infineon’s family OptiMOS 3 Power-Transistor, TO252-3 package. The main figure of ™...
  • Page 22 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Table 6 (continued) Analog sensing gains Gain Value Formula VOUT gain BUCK1 0.24 (R23)/(R23+(R22+R20)) VOUT gain BUCK2 0.24 (R36)/(R36+(R35+R33)) Iin current sensing gain 0.96 V/A 1:125 (transformer ratio) BUCK1 0.96 V/A...
  • Page 23 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 15 Input power supply flow diagram 3.1.4 Master and slave configuration The Dual Buck Evaluation Board can be chained to a second Dual Buck Evaluation Board with a 24-pin ribbon cable (MPN: H3CCH-2406G) to complete a master-slave connection that can be controlled with a single Digital Power Control Card.
  • Page 24 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware DAISY CHAIN CONNECTORS AULT_LED [3] ACT_LED [3] SLAVE IN USER_BUTTON [3] P90_PWM [9] [4,9] A0_BUCK1_VFB A7_VIN [3,9] P91_PWM [9] [4,9] A1_BUCK1_IIN A6_BUCK1_IOUT [4,9] P92_PWM [9] [5,9] A5_BUCK2_VFB B4_BUCK2_IOUT [5,9]...
  • Page 25 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware SLAVE MASTER Figure 17 Daisy chain master-slave setup 3.1.5 Input and output current sensing The input current of the buck converters is measured with a current transformer (T1 for Buck1 and T2 for Buck2), as shown in the following figure, located between the VIN and the buck converter high-side MOSFET.
  • Page 26 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 18 Buck1 and Buck2 input current sensing The output current of the buck converters is measured with a current sense amplifier (U8 for Buck1 and U9 for Buck2) across a 10 mΩ...
  • Page 27 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 19 Buck1 and Buck2 output current sensing 3.1.6 Onboard load circuits The Dual Buck Evaluation Board integrates onboard transient load and linear load circuits, providing individual load control for each buck circuit.
  • Page 28 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 20 Buck1 onboard load circuit Figure 21 Buck2 onboard load circuit 3.1.7 Multiphase header Two buck circuits on Dual Buck Evaluation Board can be configured to multiphase mode. To enable multiphase mode for the two buck circuits on the Dual Buck Evaluation Board, follow these steps: User guide 002-39714 Rev.
  • Page 29 2024-12-13 Size Size Size Infineon Technologies hereby disclaims any and all warranties and Infineon Technologies hereby disclaims any and all warranties and Infineon Technologies hereby disclaims any and all warranties and liabilities of any kind, including without limitation, warranties of...
  • Page 30 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 24 User button 3.1.10 Temperature sensors The Dual Buck Evaluation Board has two onboard analog temperature sensors in the SOT-23 package (MPN: MCP9700T-E/TT). These sensors have a temperature range of -40°C to +125°C. The output voltage at 0°C is also scaled to 500 mV (typical).
  • Page 31 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Table 7 Test points description Test point number Test point description VIN input voltage VIN resistor divider voltage Buck1 input current Buck1 gate driver high-side MOSFET PWM signal Buck1 HRPWM line signal Buck1 switching node signal Buck1 HRPWM complimentary signal...
  • Page 32 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware 3.1.12 Connection to network analyzer It is possible to analyze the frequency response of the control loop by injecting on a small shunt resistor a frequency variable signal generated by an external network analyzer.
  • Page 33 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Figure 27 120-pin connector User guide 002-39714 Rev. *B 2024-12-13...
  • Page 34 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Attention: The Dual Buck Board 120-pin connector is also providing the power supply for the MCU supply domain. The pin out of the connector is described in detail in the following table. Table 8 120-pin connector pinout Connector pin...
  • Page 35 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware Table 8 (continued) 120-pin connector pinout Connector pin Dual Buck board Control card   Control card Dual Buck board Connector number pin number P80_TEMP_SENSE2 P8.0 P8.4 P81_GPIO P8.1...
  • Page 36 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 3 Hardware 3.1.14 Protection and fault conditions The following tables show different fault conditions and protection features on the Dual Buck Evaluation Board. Table 9 Protection and fault conditions Parameter ADC pin voltage PSOC...
  • Page 37 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide 4 Production data Production data The board has been designed with Allegro. The full PCB design data (schematics, layout, and BOM) of this board can also be downloaded from the webpage.
  • Page 38 KIT_PSC3M5_DP1 PSOC Control C3M5 Complete System Dual Buck ™ Evaluation Kit user guide Revision history Revision history Document revision Date Description of changes 2024-06-18 Initial release 2024-08-01 Updated the document name Replaced the word "Expansion" with "Evaluation" in the document 2024-12-13 Updated the sections, tables, and figures.
  • Page 39 Infineon Technologies, Email: erratum@infineon.com Infineon Technologies’ products may not be used in any applications where a failure of the product or any   consequences of the use thereof can reasonably be Document reference expected to result in personal injury.