https://community.element14.com/products/devtools/product-pages/w/documents/71887/rohm-logicoa-buck-converterProduct Detail Documentsen-USTelligent Community 12https://community.element14.com/products/devtools/product-pages/w/documents/71887/rohm-logicoa-buck-converterMon, 27 Jan 2025 14:12:42 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:43cfe074-3dc0-44f6-87f1-d6f5fe6dc7b2e14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/71887/rohm-logicoa-buck-converter#commentsCurrent Revision posted to Documents by e14-publisher on 1/27/2025 2:12:42 PM<br /> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">ROHM LogiCoA<span class="emoticon" data-url="https://community.element14.com/cfs-file/__key/system/emoji/2122.svg" title="Tm">&#x2122;</span> BUCK Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ROHM Semiconductor</div> <div class="xs-flex md-flex-row xs-flex-column"> <div class="md-w40 xs-w100"> <div id="devtool-primary-image" class="devtool-primary-image-container fill-white"> <img src="https://community-dc-assets.element14.com/images/devtool/size500/top_view_500x381_1737985195.jpg" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Top view" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/schematic_diagram_500x360_1737985309.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Schematic Diagram" /> </div> <div class="xs-flex xs-flex-wrap xs-mt2"> <div class="devtool-thumbnail fill-white xs-border-lighter txt-center xs-mr1 xs-mb2"> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/top_view_500x381_1737985195.jpg" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Top view" /> </div> <div class="devtool-thumbnail fill-white xs-border-lighter txt-center xs-mr1 xs-mb2"> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/schematic_diagram_500x360_1737985309.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Schematic Diagram" /> </div> </div> </div> <div class="md-w60 md-pl4 md-pl4 md-pt0 xs-w100 xs-pl0 xs-pl0 xs-pt2"> <div class="xs-flex xs-flex-justify-space-between xs-flex-align-center xs-border-lighter fill-white xs-p2"> <div class="xs-mt1 xs-mb1"> <div class="xs-text-5"><span class="bold xs-mr1">Part Number:</span><span id="part-number-value">LOGICOA001-EVK-001</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-659e2" data-at-areainteracted="design-center" data-at-type="click" data-at-link-type="button" href="https://referral.element14.com/OrderCodeView?fsku=4627956&nsku=21AM3425&COM=e14c-noscript&CMP=e14c-noscript&osetc=e14-noscript-tracking-loss" data-at-label="PRODUCT_POPUP_OPEN"class="e14-embedded e14_shopping-cart-far e14-button" onclick="event.preventDefault();e14.func.displayProduct(e14.meta.user.country, this, 'embedded-link', e14.func.getProductLinkJSON('659e2'));" data-farnell="4627956" data-newark="21AM3425" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> <div class="xs-mt3 xs-p1 lh-3"> <p>LogiCoA001-EVK-001 is a reference design for a BUCK converter that uses ROHM&#39;s analog-digital fusion control technology LogiCoA^Tm, which includes a microcontroller ML62Q2035 suitable for LogiCoA^Tm, a 100V gate driver BD2320EFJ-LA, LDO BD950N1WG-C, BD900N1WG-C, operational amplifier BU7481SG, and shunt resistor LTR100LJZPFSR020. Design data, sample software, and an operating system for power supply control are available for this reference design, as well as a reference board. We hope that you will have a chance to experience the analog-digital fusion controlLogiCoA^Tm and make use of it in your future power supply device development.</p> </div> </div> </div> <div class="xs-mt3"> <p><span style="font-size:12pt;">LogiCoA^Tm Power is a solution adopting analog-digital hybrid control to a switching power supply. This user&rsquo;s guide will provide the steps necessary to operate the evaluation board of LogiCoA^Tm Power Solution Synchronous buck DCDC converter, LogiCoA001-EVK-001. Bill of materials, operating procedures and application data are included. LogiCoA^Tm is the brand granted to the design philosophy of integrating digital elements to maximize the performance of analog circuitry. By fusing the merits of analog circuits with digital control, it brings out the full potential of circuit topology and contributes to higher efficiency of power utilization. ROHM thinks that this LogiCoA^Tm can be applied not only to the power supply field but also to the overall power solution as. We are looking at future applications for products and solutions.</span></p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Microcontrollers for Power Supply Control (LogiCoA^Tm&nbsp;Microcontroller): LogiCoA^Tm&nbsp;Microcontrollers are suitable ones for power supply control with those analog-digital hybrid control is adopted and ML62Q2033/2035 and ML62Q2043/2045 are released. On this EVK, the ML62Q2035 is mounted.</li> <li>Operating System for Power Supply Control Microcontroller RMOS (Real time Micro Operating System). RMOS is a multi-task and real-time operating system developed to control switching power supplies and operates on ML62Q20xx group.</li> <li>Power Supply Application: Power Supply Applications are application circuits correspond to each power supply topology. On this EVK external components such as LDO, gate driver, operational amplifier, MOSFET inductor and so on are mounted as an application circuit of synchronous buck converter.</li> </ul> <div id="devtool-required-devtools-section" class="xs-hide"> <h3 class="toc-item xs-pb2 xs-mb1 xs-border-bottom">Required Tools</h3> <div id="devtool-required-devtools-content"></div> </div> <div id="devtool-accessory-devtools-section" class="xs-hide"> <h3 class="toc-item xs-pb2 xs-mb1 xs-border-bottom">Accessory Tools</h3> <div id="devtool-accessory-devtools-content"></div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Documents</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Application Note</h4> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150071" target="_blank" data-e14adj="t">App Note: Analog-Digital Hybrid Power Supply Synchronous Buck DCDC Converter Operating Instructions </a> </div> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150072" target="_blank" data-e14adj="t">App Note: Analog-Digital Hybrid Control Innovating Switching Power Supply Design </a> </div> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150073" target="_blank" data-e14adj="t">App Note: Operating System for Switching Power Control MCU &quot;RMOS&quot; </a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150074" target="_blank" data-e14adj="t">App Note: Serial communication of RMOS and GUI developing manual </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Reference Design</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150070" target="_blank" data-e14adj="t">Layout </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150069" target="_blank" data-e14adj="t">Schematic </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">User Manual/Guide</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150068" target="_blank" data-e14adj="t">User Guide </a> </div> </div> </div> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 5244, "type": "devtool", "part_number": "LOGICOA001-EVK-001" };</script> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: RoadTest, product review, Engineer review, rohm, roadtest review, mcu, LOGICOA001-EVK-001, evaluation board, rohm_semiconductor, development_platforms_kits, rohm semiconductor</div> https://community.element14.com/products/devtools/product-pages/w/documents/71887/rohm-logicoa-buck-converter/revision/1Mon, 27 Jan 2025 14:11:03 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:43cfe074-3dc0-44f6-87f1-d6f5fe6dc7b2e14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/71887/rohm-logicoa-buck-converter#commentsRevision 1 posted to Documents by e14-publisher on 1/27/2025 2:11:03 PM<br /> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">ROHM LogiCoA<span class="emoticon" data-url="https://community.element14.com/cfs-file/__key/system/emoji/2122.svg" title="Tm">&#x2122;</span> BUCK Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ROHM Semiconductor</div> <div class="xs-flex md-flex-row xs-flex-column"> <div class="md-w40 xs-w100"> <div id="devtool-primary-image" class="devtool-primary-image-container fill-white"> <img src="https://community-dc-assets.element14.com/images/devtool/size500/top_view_500x381_1737985195.jpg" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Top view" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/schematic_diagram_500x360_1737985309.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Schematic Diagram" /> </div> <div class="xs-flex xs-flex-wrap xs-mt2"> <div class="devtool-thumbnail fill-white xs-border-lighter txt-center xs-mr1 xs-mb2"> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/top_view_500x381_1737985195.jpg" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Top view" /> </div> <div class="devtool-thumbnail fill-white xs-border-lighter txt-center xs-mr1 xs-mb2"> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/schematic_diagram_500x360_1737985309.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Schematic Diagram" /> </div> </div> </div> <div class="md-w60 md-pl4 md-pl4 md-pt0 xs-w100 xs-pl0 xs-pl0 xs-pt2"> <div class="xs-flex xs-flex-justify-space-between xs-flex-align-center xs-border-lighter fill-white xs-p2"> <div class="xs-mt1 xs-mb1"> <div class="xs-text-5"><span class="bold xs-mr1">Part Number:</span><span id="part-number-value">LOGICOA001-EVK-001</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-56f18" data-at-areainteracted="design-center" data-at-type="click" data-at-link-type="button" href="https://referral.element14.com/OrderCodeView?fsku=4627956&nsku=21AM3425&COM=e14c-noscript&CMP=e14c-noscript&osetc=e14-noscript-tracking-loss" data-at-label="PRODUCT_POPUP_OPEN"class="e14-embedded e14_shopping-cart-far e14-button" onclick="event.preventDefault();e14.func.displayProduct(e14.meta.user.country, this, 'embedded-link', e14.func.getProductLinkJSON('56f18'));" data-farnell="4627956" data-newark="21AM3425" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> <div class="xs-mt3 xs-p1 lh-3"> <p>LogiCoA001-EVK-001 is a reference design for a BUCK converter that uses ROHM&#39;s analog-digital fusion control technology LogiCoA^Tm, which includes a microcontroller ML62Q2035 suitable for LogiCoA^Tm, a 100V gate driver BD2320EFJ-LA, LDO BD950N1WG-C, BD900N1WG-C, operational amplifier BU7481SG, and shunt resistor LTR100LJZPFSR020. Design data, sample software, and an operating system for power supply control are available for this reference design, as well as a reference board. We hope that you will have a chance to experience the analog-digital fusion controlLogiCoA^Tm and make use of it in your future power supply device development.</p> </div> </div> </div> <div class="xs-mt3"> <p><span style="font-size:14pt;">LogiCoA^Tm Power is a solution adopting analog-digital hybrid control to a switching power supply. This user&rsquo;s guide will provide the steps necessary to operate the evaluation board of LogiCoA^Tm Power Solution Synchronous buck DCDC converter, LogiCoA001-EVK-001. Bill of materials, operating procedures and application data are included. LogiCoA^Tm is the brand granted to the design philosophy of integrating digital elements to maximize the performance of analog circuitry. By fusing the merits of analog circuits with digital control, it brings out the full potential of circuit topology and contributes to higher efficiency of power utilization. ROHM thinks that this LogiCoA^Tm can be applied not only to the power supply field but also to the overall power solution as. We are looking at future applications for products and solutions.</span></p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Microcontrollers for Power Supply Control (LogiCoA^Tm&nbsp;Microcontroller): LogiCoA^Tm&nbsp;Microcontrollers are suitable ones for power supply control with those analog-digital hybrid control is adopted and ML62Q2033/2035 and ML62Q2043/2045 are released. On this EVK, the ML62Q2035 is mounted.</li> <li>Operating System for Power Supply Control Microcontroller RMOS (Real time Micro Operating System). RMOS is a multi-task and real-time operating system developed to control switching power supplies and operates on ML62Q20xx group.</li> <li>Power Supply Application: Power Supply Applications are application circuits correspond to each power supply topology. On this EVK external components such as LDO, gate driver, operational amplifier, MOSFET inductor and so on are mounted as an application circuit of synchronous buck converter.</li> </ul> <div id="devtool-required-devtools-section" class="xs-hide"> <h3 class="toc-item xs-pb2 xs-mb1 xs-border-bottom">Required Tools</h3> <div id="devtool-required-devtools-content"></div> </div> <div id="devtool-accessory-devtools-section" class="xs-hide"> <h3 class="toc-item xs-pb2 xs-mb1 xs-border-bottom">Accessory Tools</h3> <div id="devtool-accessory-devtools-content"></div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Documents</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Application Note</h4> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150071" target="_blank" data-e14adj="t">App Note: Analog-Digital Hybrid Power Supply Synchronous Buck DCDC Converter Operating Instructions </a> </div> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150072" target="_blank" data-e14adj="t">App Note: Analog-Digital Hybrid Control Innovating Switching Power Supply Design </a> </div> <div class="attachment "> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150073" target="_blank" data-e14adj="t">App Note: Operating System for Switching Power Control MCU &quot;RMOS&quot; </a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150074" target="_blank" data-e14adj="t">App Note: Serial communication of RMOS and GUI developing manual </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Reference Design</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150070" target="_blank" data-e14adj="t">Layout </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150069" target="_blank" data-e14adj="t">Schematic </a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">User Manual/Guide</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-download"></i> <a href="/products/devtools/m/files/150068" target="_blank" data-e14adj="t">User Guide </a> </div> </div> </div> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 5244, "type": "devtool", "part_number": "LOGICOA001-EVK-001" };</script> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: RoadTest, product review, Engineer review, rohm, roadtest review, mcu, LOGICOA001-EVK-001, evaluation board, rohm_semiconductor, development_platforms_kits, rohm semiconductor</div>