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buttonDatasheet
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i18n(button-item.datasheet.button-label)
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buttonContactUs
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i18n(button-item.contact-us.button-label)
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rt-dark-800
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Product Spec Banner
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FFFFFF
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basicInfoSection
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RT8511B是可驅動多達10只串聯的 WLED 的驅動器，由集成了43V/2.2A功率開關的電流模式 Boost 轉換器構成，工作頻率為固定的500kHz，工作電壓範圍為2.7V~24V，其輸出給LED的電流可由一隻電阻進行設定，回饋電壓為 200mV (典型值)。在其工作期間，LED的電流可經由 PWM 進行控制，其責任週期決定了參考電壓的值。為了進行調光，RT8511B可維持對 LED電流的穩定控制，不會在輸出電容上生成音訊雜訊。它還具有可程式設計的過壓保護引腳，可防止在LED開路期間的輸出電壓超過其絕對最大承受能力。RT8511B的封裝為WDFN-8L 2x2。
RT8511B 電路圖
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productDetailSection
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applicationSection
i18n(anchor-tab.application-section.title)
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supportSection
i18n(anchor-tab.support-section.title)
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anchorSection
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i18n(tab-item.package-size-pin-size-section.title)
packageSizePinsSizeSection
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productFeatureSection
productFeatureSectionTab
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buttonSeeProductDifferences
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i18n(button-item.see-product-differences.button-label)
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false
buttonFindOtherCategory
text-with-icon
right
secondary-m
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i18n(button-item.find-other-category.button-label)
i18n(button-item.find-other-category.button-link)
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false
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F5F6F8
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productDetailSection
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parameterTable
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parameterSection
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packageSizePinsSizeSection
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<div class="spec-list"><ul class="lv1"><li>寬輸入電壓範圍：2.7V~24V </li><li>輸出電壓可高達 43V </li><li>PWM 調光控制信號的頻率範圍為 100Hz~8kHz </li><li>軟啟動和補償電路全部內建 </li><li>200mV 參考電壓 </li><li>有內部濾波器對 PWM 調光信號進行處理 </li><li>可程式設計過壓保護 </li><li>有過溫保護 </li><li>有電流限制保護 </li><li>8引腳 WDFN 封裝 </li><li>符合 RoHS 規範，不含鹵素 </li></ul></div>
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productFeatureSection
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i18n(tabs.ordering-information.title)
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productSection
productSectionTab
i18n(tab-item.evb-section.title)
evbSection
evbSectionTab
i18n(tab-item.ordering-detail-section.title)
orderingDetailSection
orderingDetailSectionTab
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orderingInformationSection
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RT8511B 訂購資訊
normal-table
card-list
products
productTable
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fixed-width
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productSection
evbImageSwitcher
normal-table
card-list
evb
evbTable
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evbSection
orderingDetail
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orderingDetailSection
technical-documents
RT8511B
technicalDocumentMultipleTable
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technicalDocumentationSection
design-tools
RT8511B
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designToolSection
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<div class="spec-list"><ul class="lv1"><li>UMPC 和筆記型電腦背光 </li><li>GPS、可擕式 DVD 背光 </li></ul></div>
applicationContent
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keywordList
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applicationSection
rt-blue-800
i18n(text.support-card-title.text-content)
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supportCards
i18n(support-card-item.technical-support.title)
i18n(support-card-item.technical-support.description)
i18n(support-card-item.technical-support.learn-more-text)
i18n(support-card-item.technical-support.url)
technicalSupportCard
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i18n(support-card-item.ordering.description)
i18n(support-card-item.ordering.learn-more-text)
i18n(support-card-item.ordering.url)
orderingSupportCard
i18n(support-card-item.sales.title)
i18n(support-card-item.sales.description)
i18n(support-card-item.sales.learn-more-text)
i18n(support-card-item.sales.url)
salesSupportCard
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56
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width
fixed-width
id
supportSection