Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converterhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converterProduct Detail Documentsen-USTelligent Community 12Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converterhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converterFri, 05 May 2023 15:58:51 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:b458ee58-41d2-402a-964f-246342b51c2be14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter#commentsCurrent Revision posted to Documents by e14-publisher on 5/5/2023 3:58:51 PM<br /> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ST Microelectronics</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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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">STEVAL-ISA141V1</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-64323" data-at-areainteracted="design-center" data-at-type="click" data-at-link-type="button" href="javascript:void(0)" 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('64323'));" data-farnell="" data-newark="56Y0871" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> </div> </div> <div class="xs-mt3"> <p>The STEVAL-ISA141V1 is a product evaluation board based on the STBB3J, which is a fixed-frequency, high-efficiency, buck-boost DC-DC converter which provides output voltages from 1.2 V to 5.5 V starting from an input voltage in the range of 1.8 V to 5.5 V. This device can operate with input voltages higher than, equal to, or lower than the output voltage making the product suitable for cell lithium-ion applications where the output voltage is within the battery voltage range.</p> <p>The MODE pin allows the selection between auto mode and forced PWM mode, taking advantage of either a lower power consumption or best dynamic performance.</p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Input voltage range from 1.8 V to 5.5 V</li> <li>2 A output current at 3.3 V in buck mode (V<sub>IN</sub> = 3.6 V to 5.5 V)</li> <li>800 mA output current at 3.3 V in boost mode (V<sub>IN</sub> 2.0 V)</li> <li>Typical efficiency higher than 94%</li> <li>&plusmn;2% DC feedback voltage tolerance</li> <li>Automatic transition between step-down and boost mode</li> <li>Adjustable output voltage from 1.2 V to 5.5 V</li> <li>Power save mode (PS) at light load</li> <li>2.0 MHz fixed switching frequency</li> <li>Adjustable switching frequency up to 2.4 MHz (external synchronous square signal)</li> <li>Device quiescent current less than 50 &micro;A</li> <li>Load disconnect during shutdown</li> <li>Shutdown and soft-start functions</li> <li>Shutdown current less than 1A</li> <li>Available in Flip-Chip 20, pitch = 0.4 mm</li> <li>RoHS compliant</li> </ul> <h3 class="toc-item xs-pb2 xs-border-bottom">Ships With</h3> <ul> <li>Evaluation Board</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">Data Sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00095544.pdf" target="_blank">STBB3J 2A, 2MHz, high efficiency dual mode buck-boost DC-DC converter (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">License Agreement</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/legal/legal_agreement/license_agreement/EvaluationProductLicenseAgreement.pdf" target="_blank">Evaluation products license agreement (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Product Brief/Fact sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00106134.pdf" target="_blank">DB2200: 2 A, 2 MHz, Vout = 3.3 V, high-efficiency dual-mode buck-boost DC-DC converter based on the STBB3J (pdf)</a> </div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Downloads</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Bill of Materials</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/bill_of_materials/steval-isa141v1_bom.pdf" target="_blank">STEVAL-ISA141V1 BOM (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics/Layout Files</h4> <div class="attachment "> <i class="fal fa-file-archive"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/board_manufacturing_specification/steval-isa141v1_gerber.zip" target="_blank">STEVAL-ISA141V1 gerber files (zip)</a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/schematic_pack/steval-isa141v1_schematic.pdf" target="_blank">STEVAL-ISA141V1 schematics (pdf)</a> </div> </div> </div> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 3018, "type": "devtool", "part_number": "STEVAL-ISA141V1" };</script> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: buck-boost, dcdc_converter_controller, STBB3J, power_management, stm, dc-dc converter, analog_demo_boards</div> Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converterhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter/revision/3Thu, 16 Dec 2021 23:30:17 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:b458ee58-41d2-402a-964f-246342b51c2be14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter#commentsRevision 3 posted to Documents by e14-publisher on 12/16/2021 11:30:17 PM<br /> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 3018, "type": "devtool", "part_number": "STEVAL-ISA141V1" };</script> </div> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ST Microelectronics</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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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">STEVAL-ISA141V1</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-bd01e" data-at-areainteracted="design-center" data-at-type="click" data-at-link-type="button" href="javascript:void(0)" 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('bd01e'));" data-farnell="" data-newark="56Y0871" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> </div> </div> <div class="xs-mt3"> <p>The STEVAL-ISA141V1 is a product evaluation board based on the STBB3J, which is a fixed-frequency, high-efficiency, buck-boost DC-DC converter which provides output voltages from 1.2 V to 5.5 V starting from an input voltage in the range of 1.8 V to 5.5 V. This device can operate with input voltages higher than, equal to, or lower than the output voltage making the product suitable for cell lithium-ion applications where the output voltage is within the battery voltage range.</p> <p>The MODE pin allows the selection between auto mode and forced PWM mode, taking advantage of either a lower power consumption or best dynamic performance.</p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Input voltage range from 1.8 V to 5.5 V</li> <li>2 A output current at 3.3 V in buck mode (V<sub>IN</sub> = 3.6 V to 5.5 V)</li> <li>800 mA output current at 3.3 V in boost mode (V<sub>IN</sub> 2.0 V)</li> <li>Typical efficiency higher than 94%</li> <li>&plusmn;2% DC feedback voltage tolerance</li> <li>Automatic transition between step-down and boost mode</li> <li>Adjustable output voltage from 1.2 V to 5.5 V</li> <li>Power save mode (PS) at light load</li> <li>2.0 MHz fixed switching frequency</li> <li>Adjustable switching frequency up to 2.4 MHz (external synchronous square signal)</li> <li>Device quiescent current less than 50 &micro;A</li> <li>Load disconnect during shutdown</li> <li>Shutdown and soft-start functions</li> <li>Shutdown current less than 1A</li> <li>Available in Flip-Chip 20, pitch = 0.4 mm</li> <li>RoHS compliant</li> </ul> <h3 class="toc-item xs-pb2 xs-border-bottom">Ships With</h3> <ul> <li>Evaluation Board</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">Data Sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00095544.pdf" target="_blank">STBB3J 2A, 2MHz, high efficiency dual mode buck-boost DC-DC converter (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">License Agreement</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/legal/legal_agreement/license_agreement/EvaluationProductLicenseAgreement.pdf" target="_blank">Evaluation products license agreement (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Product Brief/Fact sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00106134.pdf" target="_blank">DB2200: 2 A, 2 MHz, Vout = 3.3 V, high-efficiency dual-mode buck-boost DC-DC converter based on the STBB3J (pdf)</a> </div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Downloads</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Bill of Materials</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/bill_of_materials/steval-isa141v1_bom.pdf" target="_blank">STEVAL-ISA141V1 BOM (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics/Layout Files</h4> <div class="attachment "> <i class="fal fa-file-archive"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/board_manufacturing_specification/steval-isa141v1_gerber.zip" target="_blank">STEVAL-ISA141V1 gerber files (zip)</a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/schematic_pack/steval-isa141v1_schematic.pdf" target="_blank">STEVAL-ISA141V1 schematics (pdf)</a> </div> </div> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: buck-boost, dcdc_converter_controller, STBB3J, power_management, stm, dc-dc converter, analog_demo_boards</div> Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converterhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter/revision/2Thu, 16 Dec 2021 03:17:42 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:b458ee58-41d2-402a-964f-246342b51c2be14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter#commentsRevision 2 posted to Documents by e14-publisher on 12/16/2021 3:17:42 AM<br /> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 3018, "type": "devtool", "part_number": "STEVAL-ISA141V1" };</script> </div> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ST Microelectronics</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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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">STEVAL-ISA141V1</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-743e7" data-at-areainteracted="design-center" data-at-type="click" data-at-link-type="button" href="javascript:void(0)" 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('743e7'));" data-farnell="" data-newark="" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> </div> </div> <div class="xs-mt3"> <p>The STEVAL-ISA141V1 is a product evaluation board based on the STBB3J, which is a fixed-frequency, high-efficiency, buck-boost DC-DC converter which provides output voltages from 1.2 V to 5.5 V starting from an input voltage in the range of 1.8 V to 5.5 V. This device can operate with input voltages higher than, equal to, or lower than the output voltage making the product suitable for cell lithium-ion applications where the output voltage is within the battery voltage range.</p> <p>The MODE pin allows the selection between auto mode and forced PWM mode, taking advantage of either a lower power consumption or best dynamic performance.</p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Input voltage range from 1.8 V to 5.5 V</li> <li>2 A output current at 3.3 V in buck mode (V<sub>IN</sub> = 3.6 V to 5.5 V)</li> <li>800 mA output current at 3.3 V in boost mode (V<sub>IN</sub> 2.0 V)</li> <li>Typical efficiency higher than 94%</li> <li>&plusmn;2% DC feedback voltage tolerance</li> <li>Automatic transition between step-down and boost mode</li> <li>Adjustable output voltage from 1.2 V to 5.5 V</li> <li>Power save mode (PS) at light load</li> <li>2.0 MHz fixed switching frequency</li> <li>Adjustable switching frequency up to 2.4 MHz (external synchronous square signal)</li> <li>Device quiescent current less than 50 &micro;A</li> <li>Load disconnect during shutdown</li> <li>Shutdown and soft-start functions</li> <li>Shutdown current less than 1A</li> <li>Available in Flip-Chip 20, pitch = 0.4 mm</li> <li>RoHS compliant</li> </ul> <h3 class="toc-item xs-pb2 xs-border-bottom">Ships With</h3> <ul> <li>Evaluation Board</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">Data Sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00095544.pdf" target="_blank">STBB3J 2A, 2MHz, high efficiency dual mode buck-boost DC-DC converter (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">License Agreement</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/legal/legal_agreement/license_agreement/EvaluationProductLicenseAgreement.pdf" target="_blank">Evaluation products license agreement (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Product Brief/Fact sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00106134.pdf" target="_blank">DB2200: 2 A, 2 MHz, Vout = 3.3 V, high-efficiency dual-mode buck-boost DC-DC converter based on the STBB3J (pdf)</a> </div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Downloads</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Bill of Materials</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/bill_of_materials/steval-isa141v1_bom.pdf" target="_blank">STEVAL-ISA141V1 BOM (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics/Layout Files</h4> <div class="attachment "> <i class="fal fa-file-archive"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/board_manufacturing_specification/steval-isa141v1_gerber.zip" target="_blank">STEVAL-ISA141V1 gerber files (zip)</a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/schematic_pack/steval-isa141v1_schematic.pdf" target="_blank">STEVAL-ISA141V1 schematics (pdf)</a> </div> </div> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: buck-boost, dcdc_converter_controller, STBB3J, power_management, stm, dc-dc converter, analog_demo_boards</div> Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converterhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter/revision/1Mon, 18 Oct 2021 20:21:46 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:b458ee58-41d2-402a-964f-246342b51c2be14-publisherhttps://community.element14.com/products/devtools/product-pages/w/documents/22056/evaluation-board-based-on-the-stbb3j---high-efficiency-dual-mode-buck-boost-dc-dc-converter#commentsRevision 1 posted to Documents by e14-publisher on 10/18/2021 8:21:46 PM<br /> <div class="xs-hide"> <script>e14.meta.page.devtools={"id": 3018, "type": "devtool", "part_number": "STEVAL-ISA141V1" };</script> </div> <div id="product-page-content"> <h1 class="xs-mt0 xs-mb2">Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter</h1> <div class="xs-mb3"><span class="bold xs-mr1">Manufactured By:</span>ST Microelectronics</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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" class="devtool-image-devtool-0 xs-w100 xs-full-height fill-white obj-fit-contain xs-block" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> <img loading="lazy" src="https://community-dc-assets.element14.com/images/devtool/size500/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" class="devtool-image-devtool-1 xs-w100 xs-full-height fill-white obj-fit-contain xs-hide" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x310_1579630334.png" id="devtool-0" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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/evaluation_board_based_on_the_stbb3j__highefficiency_dualmode_buckboost_dcdc_converter_500x214_1579630334.png" id="devtool-1" class="xs-w100 xs-full-height obj-fit-contain" alt="Evaluation Board based on the STBB3J - High-efficiency Dual-mode buck-boost DC-DC Converter" /> </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">STEVAL-ISA141V1</span></div> </div> <div class="xs-text-right xs-mr2"> <a id="e14-product-link-6886d" data-at-areainteracted="rte-content" data-at-type="click" data-at-link-type="button" href="javascript:void(0)" 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('6886d'));" data-farnell="" data-newark="56Y0871" data-comoverride="" data-cmpoverride="" data-cpc="" data-avnetemea="" data-avnetema="" data-avnetasia="" >Buy Now</a> </div> </div> </div> </div> <div class="xs-mt3"> <p>The STEVAL-ISA141V1 is a product evaluation board based on the STBB3J, which is a fixed-frequency, high-efficiency, buck-boost DC-DC converter which provides output voltages from 1.2 V to 5.5 V starting from an input voltage in the range of 1.8 V to 5.5 V. This device can operate with input voltages higher than, equal to, or lower than the output voltage making the product suitable for cell lithium-ion applications where the output voltage is within the battery voltage range.</p> <p>The MODE pin allows the selection between auto mode and forced PWM mode, taking advantage of either a lower power consumption or best dynamic performance.</p> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Features</h3> <ul> <li>Input voltage range from 1.8 V to 5.5 V</li> <li>2 A output current at 3.3 V in buck mode (V<sub>IN</sub> = 3.6 V to 5.5 V)</li> <li>800 mA output current at 3.3 V in boost mode (V<sub>IN</sub> 2.0 V)</li> <li>Typical efficiency higher than 94%</li> <li>&plusmn;2% DC feedback voltage tolerance</li> <li>Automatic transition between step-down and boost mode</li> <li>Adjustable output voltage from 1.2 V to 5.5 V</li> <li>Power save mode (PS) at light load</li> <li>2.0 MHz fixed switching frequency</li> <li>Adjustable switching frequency up to 2.4 MHz (external synchronous square signal)</li> <li>Device quiescent current less than 50 &micro;A</li> <li>Load disconnect during shutdown</li> <li>Shutdown and soft-start functions</li> <li>Shutdown current less than 1A</li> <li>Available in Flip-Chip 20, pitch = 0.4 mm</li> <li>RoHS compliant</li> </ul> <h3 class="toc-item xs-pb2 xs-border-bottom">Ships With</h3> <ul> <li>Evaluation Board</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">Data Sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00095544.pdf" target="_blank">STBB3J 2A, 2MHz, high efficiency dual mode buck-boost DC-DC converter (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">License Agreement</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/legal/legal_agreement/license_agreement/EvaluationProductLicenseAgreement.pdf" target="_blank">Evaluation products license agreement (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Product Brief/Fact sheet</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/data_brief/DM00106134.pdf" target="_blank">DB2200: 2 A, 2 MHz, Vout = 3.3 V, high-efficiency dual-mode buck-boost DC-DC converter based on the STBB3J (pdf)</a> </div> </div> <h3 class="toc-item xs-pb2 xs-border-bottom">Downloads</h3> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Bill of Materials</h4> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/document/bill_of_materials/steval-isa141v1_bom.pdf" target="_blank">STEVAL-ISA141V1 BOM (pdf)</a> </div> </div> <div class="xs-px2"> <h4 class="xs-pb2 xs-border-bottom">Schematics/Layout Files</h4> <div class="attachment "> <i class="fal fa-file-archive"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/board_manufacturing_specification/steval-isa141v1_gerber.zip" target="_blank">STEVAL-ISA141V1 gerber files (zip)</a> </div> <div class="attachment xs-mb3"> <i class="fal fa-file-pdf"></i> <a href="http://www.st.com/st-web-ui/static/active/en/resource/technical/layouts_and_diagrams/schematic_pack/steval-isa141v1_schematic.pdf" target="_blank">STEVAL-ISA141V1 schematics (pdf)</a> </div> </div> </div> <div style="clear:both;"></div> <div style="font-size: 90%;">Tags: buck-boost, dcdc_converter_controller, STBB3J, power_management, stm, dc-dc converter, analog_demo_boards</div>