<!-- Bootstrap core CSS --> <link href="/css/www-style.css" rel="stylesheet"> <link href="/css/bootstrap.css" rel="stylesheet"> <link href="/css/newsletter.css" rel="stylesheet"> <link href="/css/alfontawesome-all.css" rel="stylesheet"> <!-- Custom fonts for this template --> <section> <div class="key-container"> <div class="cus-content-subscribe"> <div class="row no-gutters"> <div class=" col-md-12"> <div class="page-header"> <a class="cus-btn btn-sm" href="https://www.richtek.com/My Richtek/Newsletters.aspx?sc_lang=zh-TW"><i class="fas fa-envelope"></i> 訂閱立錡電子報</a> </div> </div> </div> </div> </div> <div class="key-container pb-5"> <!-- Title start --> <div class="cus-content"> <div class="row no-gutters "> <div class="col-md-12 "> <div class="page-header"> <h1 class="font-weight-bold">小尺寸、高功率密度解決方案 ─ RTQ5756 四相同步降壓轉換器系列</h1> <i class="far fa-calendar-alt date-i"></i> <span class="ml-2 date">2025 年 07 月 23 日 | 電子報 52 期</span> </div> </div> </div> </div> <!-- Content End --> <div class="cus-content"> <div class="row no-gutters "> <div class="col-md-12 mb-20 text-center"> <a href="https://www.youtube.com/watch?v=XQGkG8v6Xvs&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank"> <img class="img-center " style="max-width:600px;" alt="RTQ5756 Four-Phase Synchronous Buck Converter Family" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_EDM_video.jpg"></a> </div> <div class="col-md-12 mb-40"> <p>隨著 AI 與高算力應用快速發展，系統需整合 DSP 或 FPGA 以支援即時運算與資料處理，對電源管理也提出高電流輸出與高功率密度的嚴苛要求。如何在有限空間內實現穩定高效的供電，已成為系統設計中的關鍵挑戰。</p> <p>因應此需求，立錡推出 ACOT<sup>®</sup> 架構的 4 相同步降壓轉換器 RTQ5756 系列，可支援 3V 至 5.5V 輸入與 0.4V 至 2.05V 輸出電壓範圍，採用 WL-CSP2.69x3.92-54(BSC) 封裝，整體方案僅佔 70mm³ 設計尺寸，實現最高 0.285W/mm³ 的高功率密度。結合多相位控制架構，不僅有效抑制輸出紋波，同時提升效率。不論是 AI 數據中心內光學模組的 DSP，或其他高效能應用的電源設計需求，RTQ5756 系列皆是理想的電源解決方案。</p> </div> <div class="col-md-12 "> <div class="mb-2"> <div class="section-title font-weight-bold mb-30 pb-3">靈活相位配置 & 多輸出組合</div> </div> </div> <div class="col-md-12 text-center"> <img class="img-center " style="max-width:900px;" alt="Flexible Phase Configurations & Multiple Output Selections" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_I52_02.jpg"> </div> <div class="col-md-12 mb-40"> <p>RTQ5756 系列具備 4 相能力，可依照系統需求選擇不同組合: 1+1+1+1 相四輸出、2+1+1 相三輸出、3+1 相或 2+2 相雙輸出，和 4 相單輸出，最高可提供 20A 輸出電流。透過 I<sup>2</sup>C 控制，可靈活設定開關機時序、看門狗計時器、偵錯與阻斷、動態電壓調節、電壓變化斜率、和軟啟動斜率控制等功能，提供高彈性應用。 </p> </div> <div class="col-md-12 "> <div class="mb-2"> <div class="section-title font-weight-bold mb-30 pb-3">自動相位調節提供高效率輸出</div> </div> </div> <div class="col-md-6 "> <img class="img-center " style="max-width:600px;" alt="Automatic Phase Adjustment for Optimized Efficiency" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_I52_03.jpg"> </div> <div class="col-md-6 d-flex align-items-center justify-content-center "> <p>在多相輸出模式下，可根據負載狀況進行智慧調節，調整開關頻率與動態相位控制（Auto Phase Adding/Shedding），在輕載時可降低功耗，在重負載時確保充足電流輸出，實現最佳化效率。</p> </div> <div class="col-md-12 "> <div class="mb-2"> <div class="section-title font-weight-bold mb-30 pb-3">高功率密度</div> </div> </div> <div class="col-md-12 "> <p>完整解決方案僅佔 7mm×10mmx1mm 設計尺寸，可提供最高 20W 輸出，達到 0.285W/mm³ 的高功率密度，滿足系統核心電源的需求。</p> <div class="btn-block pb-4 pt-3"> <a href="https://www.youtube.com/watch?v=XQGkG8v6Xvs&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" class="btn-sm btn-primary py-2 px-3">觀看產品介紹和開機設定 <i class="fas fa-arrow-right pl-2"></i> </a> <a href="https://www.richtek.com/~/media/1E14017509CA4DC2A1B7B07E7C8DAFDF.ashx?&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" class="btn-sm btn-primary py-2 px-3">下載設計工具 <i class="fas fa-arrow-right pl-2"></i> </a> </div> <p>訂購 Wrenboard 量測工具，立即開始 RTQ5756 設計。</p> <div class="btn-block pb-4 pt-3"> <a href="https://www.digikey.com/en/products/detail/richtek-usa-inc/RD0001-01/17728794" target="_blank" class="btn-sm btn-primary py-2 px-3">訂購 Wrenboard 量測工具 <i class="fas fa-arrow-right pl-2"></i> </a> </div> </div> </div> </div> <div class="cus-content"> <div class="row no-gutters"> <div class="col-md-12 pt-3"> <div class="new-product"> <h3 class="font-weight-bold">特色產品</h3> <p>快來看看有什麼新東西是你感興趣的</p> </div> </div> </div> <div class="row no-gutters"> <div class="col-md-12 text-center"> <table class="table table-hover table-bordered table-sm"> <thead class="thead-dark"> <tr> <th scope="col">Product Number</th> <th scope="col">Output Channel(s)</th> <th scope="col">Output Phase</th> <th scope="col">Output Current</th> <th scope="col" style="max-width:80px;">Buy Online</th> </tr> </thead> <tbody> <tr> <th scope="row" style="padding-top:8px;"><a href="https://www.richtek.com/RedirectToProduct?specid=RTQ5756&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" style="text-decoration: none; color: #37a6d9;font-size: 1.1rem;">RTQ5756A</a> <a href="https://www.richtek.com/SaveDownload.aspx?specid=RTQ5756&utm_source=PowerNews&utm_medium=Email&utm_campaign=issue38CN&sc_lang=zh-CN" target="_blank" style="padding:0px;text-decoration:none;display:inline-block"><img align="middle" style="padding-bottom: 3px;" alt="download datasheet" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-download-2.png" width="30px;" height="30px"/></a> </th> <td>3</td> <td>2+1+1</td> <td>10A+5A+5A</td> <td><a href="https://www.digikey.com/en/products/detail/richtek-usa-inc/RTQ5756AWSC/25994236?s=N4IgTCBcDaIEoBUCKBWA7CgbCAugXyA" target="_blank"><img alt="Buy-on-Line" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-cart.png" width="35px;" style="width: 35px;"></a></td> </tr> <tr> <th scope="row" style="padding-top:8px;"><a href="https://www.richtek.com/RedirectToProduct?specid=RTQ5756&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" style="text-decoration: none; color: #37a6d9;font-size: 1.1rem;">RTQ5756B</a> <a href="https://www.richtek.com/SaveDownload.aspx?specid=RTQ5756&utm_source=PowerNews&utm_medium=Email&utm_campaign=issue38CN&sc_lang=zh-CN" target="_blank" style="padding:0px;text-decoration:none;display:inline-block"><img align="middle" style="padding-bottom: 3px;" alt="download datasheet" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-download-2.png" width="30px;" height="30px"/></a> </th> <td>4</td> <td>1+1+1+1</td> <td>5A+5A+5A+5A</td> <td><a href="https://forms.office.com/Pages/ResponsePage.aspx?id=6GOM0O6GNE6h5UQzg3P0seMVen-xb9hAr_ZA0LheCTNUOUJXOTZSRVZNSFlGU0xIMTZJMzRXSk9IRC4u" target="_blank"><img alt="Buy-on-Line" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-email.png" width="35px;" style="width: 35px;"></a></td> </tr> <tr> <th scope="row" style="padding-top:8px;"><a href="https://www.richtek.com/RedirectToProduct?specid=RTQ5756&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" style="text-decoration: none; color: #37a6d9;font-size: 1.1rem;">RTQ5756C</a> <a href="https://www.richtek.com/SaveDownload.aspx?specid=RTQ5756&utm_source=PowerNews&utm_medium=Email&utm_campaign=issue38CN&sc_lang=zh-CN" target="_blank" style="padding:0px;text-decoration:none;display:inline-block"><img align="middle" style="padding-bottom: 3px;" alt="download datasheet" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-download-2.png" width="30px;" height="30px"/></a> </th> <td>2</td> <td>3+1</td> <td>15A+5A</td> <td><a href="https://forms.office.com/Pages/ResponsePage.aspx?id=6GOM0O6GNE6h5UQzg3P0seMVen-xb9hAr_ZA0LheCTNUOUJXOTZSRVZNSFlGU0xIMTZJMzRXSk9IRC4u" target="_blank"><img alt="Buy-on-Line" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-email.png" width="35px;" style="width: 35px;"></a></td> </tr> <tr> <th scope="row" style="padding-top:8px;"><a href="https://www.richtek.com/RedirectToProduct?specid=RTQ5756&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" style="text-decoration: none; color: #37a6d9;font-size: 1.1rem;">RTQ5756D</a> <a href="https://www.richtek.com/SaveDownload.aspx?specid=RTQ5756&utm_source=PowerNews&utm_medium=Email&utm_campaign=issue38CN&sc_lang=zh-CN" target="_blank" style="padding:0px;text-decoration:none;display:inline-block"><img align="middle" style="padding-bottom: 3px;" alt="download datasheet" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-download-2.png" width="30px;" height="30px"/></a> </th> <td>1</td> <td>4</td> <td>20A</td> <td><a href="https://forms.office.com/Pages/ResponsePage.aspx?id=6GOM0O6GNE6h5UQzg3P0seMVen-xb9hAr_ZA0LheCTNUOUJXOTZSRVZNSFlGU0xIMTZJMzRXSk9IRC4u" target="_blank"><img alt="Buy-on-Line" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-email.png" width="35px;" style="width: 35px;"></a></td> </tr> <tr> <th scope="row" style="padding-top:8px;"><a href="https://www.richtek.com/RedirectToProduct?specid=RTQ5756&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW" target="_blank" style="text-decoration: none; color: #37a6d9;font-size: 1.1rem;">RTQ5756E</a> <a href="https://www.richtek.com/SaveDownload.aspx?specid=RTQ5756&utm_source=PowerNews&utm_medium=Email&utm_campaign=issue38CN&sc_lang=zh-CN" target="_blank" style="padding:0px;text-decoration:none;display:inline-block"><img align="middle" style="padding-bottom: 3px;" alt="download datasheet" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-download-2.png" width="30px;" height="30px"/></a> </th> <td>2</td> <td>2+2</td> <td>10A+10A</td> <td><a href="https://forms.office.com/Pages/ResponsePage.aspx?id=6GOM0O6GNE6h5UQzg3P0seMVen-xb9hAr_ZA0LheCTNUOUJXOTZSRVZNSFlGU0xIMTZJMzRXSk9IRC4u" target="_blank"><img alt="Buy-on-Line" border="0" src="/content/dam/richtek-eds/resources/tech-insights/news/newsletter-issue-52/html-images/zh-tw_ic-email.png" width="35px;" style="width: 35px;"></a></td> </tr> </tbody> </table> </div> </div> <!-- Content End --> <!-- Keywords start --> <div class="tag-content"> <div class="row no-gutters"> <div class="col-md-12 mb-40"> <div class="new-product"> <p>想獲得更多產品與設計相關知識？歡迎您點此<a class="link" href="https://www.richtek.com/My Richtek/Newsletters.aspx?sc_lang=zh-TW" target="_blank"> 訂閱立錡電子報</a>。</p> </div> </div> </div> <div class="row no-gutters align-items-start"> <div class="col-12"> <a class="badge btn-tag" href="https://www.richtek.com/applications/communication-enterprise/data-center?&ActiveTab=Data Center&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW">數據中心</a> <a class="badge btn-tag" href="https://www.richtek.com/Parametric%20Search/Parametric%20Search?tree_id=17&blockId=%7b84097BD4-BDAA-4177-A183-F276C1C97451%7d&utm_source=Newsletter&utm_medium=RTWWW&utm_campaign=Issue52TW&sc_lang=zh-TW">降壓轉換器</a> </div> </div> </div> </div> </div> </section>