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Cypress MB39C502-EVBSK-01 Operation Manual

High efficiency single output step down dc/dc controller evaluation board
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MB39C502-EVBSK-01
High Efficiency Single Output Step Down DC/DC
Controller Evaluation Board Operation Manual
Doc. No. 002-08685 Rev. *A
Cypress Semiconductor
198 Champion Court
San Jose, CA 95134-1709
Phone (USA): 800.858.1810
Phone (Intnl): +1 408.943.2600
www.cypress.com
Arrow.com.
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  • Page 1 MB39C502-EVBSK-01 High Efficiency Single Output Step Down DC/DC Controller Evaluation Board Operation Manual Doc. No. 002-08685 Rev. *A Cypress Semiconductor 198 Champion Court San Jose, CA 95134-1709 Phone (USA): 800.858.1810 Phone (Intnl): +1 408.943.2600 www.cypress.com Arrow.com. Downloaded from...
  • Page 2 Cypress is not liable, in whole or in part, and you shall and hereby do release Cypress from any claim, damage, or other liability arising from or related to all Unintended Uses of Cypress products.
  • Page 3 Inappropriate operating or storage environments may cause a fault. Use the product within the ranges given in the specifications. Damage Operation over the specified ranges may cause a fault. MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com.
  • Page 4 Because the product has no casing, it is recommended that it be stored in the original packaging. Transporting the product may cause a damage or fault. Therefore, keep the Damage packaging materials and use them when re-shipping the product. MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com.

  • Page 5: Table Of Contents

    Reference Data ................................15 10. Initial Settings ................................22 11. Evaluation board picture............................. 23 12. Ordering Information ..............................25 Revision History ................................... 26 Document Revision History ............................26 MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 6: Description

    The over current alerting level is set 85% for over current limitation level. The function suppresses an excessive margin design through elimination of possibilities of current overflows and enhances the system reliability. MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com.

  • Page 7: Evaluation Board Specification

    Symbol Condition Unit Input Voltage Output Voltage VOUT Output Current IOUT SLP_N=H 8.54 Switching Frequency MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from...

  • Page 8: Pin Description

    PWRGD Output Open drain output terminal with power good. ALERT_N_VOUT Output Open drain output terminal with over current alerting. PGND Power Ground Terminal. MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 9: Setup And Checkup

    The recommended operating conditions of MB39C502 EN pin is 5.5V maximum. Please don’t connect EN to VIN when VIN voltage is over 5.5V. Figure 4-1 Image of Connection MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com.

  • Page 10: Component Layout

    Component Layout Figure 5-1 Component Layout Top View MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from...

  • Page 11: Wiring Layout

    Wiring Layout Figure 6-1 Wiring Layout Top Side (Layer 1) Inside (Layer 2) Inside (Layer 3) Bottom Side (Layer 4) MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 12: Circuit Diagram

    SLP_N SLP_N VOUT2 VOUT1 DRVL PGND1 ILIM PGND2 AGND PGND PGND3 PGND4 PGND5 PGNDs MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from...

  • Page 13: Parts List

    1005 * RK73B1ETTP334J * PWRGD * 330kΩ * R15 * Resistor * KOA * 1005 * RK73B1ETTP334J * ALERT_N * MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 14 1005 * RK73B1ETTP224J * SLP_N * 10Ω Resistor 1005 RG1005PD100 HIROSE 2.54 HIF3H-20PB-2.54DSA * : parts on buck side MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 15: Reference Data

    7.4V Normal 12.0V Normal 20.0V Normal 7.4V LPM 12.0V LPM 20.0V LPM 100% 0.0001 0.001 0.01 Output Current / A MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 16 1.208 1.204 1.200 1.196 1.192 1.188 0.0001 0.001 0.01 Output Current / A Figure 9-3 Start-up (EN=0V=>5V) VIN=7.4V,VOUT=1.2V,IOUT=0.05A, SLP_N=H MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 17 Reference Data Figure 9-4 Shutdown (EN=5V=>0V) VIN=7.4V,VOUT=1.2V,IOUT=0.05A, SLP_N=H MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Downloaded from Downloaded from Downloaded from...
  • Page 18 Reference Data Figure 9-5 Load step response (VIN=7.4V,VOUT=1.2V) IOUT=0.05A to 7.69A, SLP_N=H Figure 9-6 Load step response (VIN=7.4V,VOUT=1.2V) IOUT=7.69A to 0.05A, SLP_N=H MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 19 Reference Data Figure 9-7 Switching waveform (VIN=7.4V,Iout=8.54A) , SLP_N=H Figure 9-8 Switching waveform (VIN=7.4V,Iout=0.05A), SLP_N=H MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 20 Reference Data Figure 9-9 Switching waveform (VIN=7.4V,Iout=0.3A), LPM at SLP_N=L Figure 9-10 Switching waveform (VIN=7.4V,Iout=0.01A) , LPM at SLP_N=L MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 21 Figure 9-11 Increase Temperature 1.2V Output Voltage, using “FDMC7208S” FET. Increase Temperature vs. Output Current VIN=25.0V VIN=20.0V VIN=12.0V VIN=7.4V 10.0 11.0 12.0 Output Current / A MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 22: Initial Settings

                    MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 23: Evaluation Board Picture

    11. Evaluation board picture Figure 11-1 Evaluation board Picture (top) MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
  • Page 24 Evaluation board picture Figure 11-2 Evaluation board Picture (back) MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 25: Ordering Information

    12. Ordering Information Table 12-1 Ordering Information Part number EVB revision Note MB39C502-EVBSK-01 Rev 1.0 MB39C502-EVBSK-01 Evaluation Board Operation Manual, Doc. No. 002-08685 Rev. *A Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.

  • Page 26: Revision History

    Revision History Document Revision History Document Title: MB39C502-EVBSK-01 High Efficiency Single Output Step Down DC/DC Controller Evaluation Board Operation Manual Document Number: 002-08685 Revision Issue Date Origin of Description of Change Change 11/19/2014 ATTS Initial release. 04/29/2016 ATTS Migrated to Cypress format.

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