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buttonDatasheet
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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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RT8290为高效率的DC/DC同步降压型转换器，输入电压范围从4.5V至23V，输出电流至3A。RT8290的电流模式架构与外部的补偿机制可因应大范围的输出电容与负载变化的暂态回应进行优化的补偿。逐周期形式的限流机制可在输出短路时提供电路保护作用，缓启动机制则可消除启动瞬间的输入电流涌浪的问题。此外RT8290提供低电压保护与热关断保护功能，低电流消耗(<3μA)的关断模式则可断开与输出的连接，实现简易的电池供电系统中的电源管理。RT8290采用SOP-8(裸露焊盘)的封装规格。
RT8290 电路图
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id
basicInfoImageSection
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productDetailSection
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technicalDocumentationSection
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designToolSection
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i18n(tabs.product-detail.title)
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i18n(tab-item.package-size-pin-size-section.title)
packageSizePinsSizeSection
packageSizePinsSizeSectionTab
i18n(tab-item.product-feature-section.title)
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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
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parameterSection
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<div class="spec-list"><ul class="lv1"><li>输入电压范围 4.75V 至 23V </li><li>1.5% 高精准度回授参考电压 </li><li>3A 输出电流 </li><li>整合的 N-MOSFET 开关 </li><li>电流模式控制 </li><li>固定操作频率 : 340kHz </li><li>可调输出电压范围 0.925V 至 20V </li><li>可采用低ESR的陶瓷电容做为输出电容 </li><li>效率高达 95% </li><li>可设计的缓启动机制 </li><li>可采用低ESR的陶瓷电容做为输出电容 </li><li>逐周期的电流限制机制 </li><li>输入低电压锁定机制 </li><li>输出低电压保护 </li><li>热关断保护 </li><li>散热特性加强的 SOP-8(裸露焊盘)的封装规格 </li><li>符合RoHS规范与无卤特性 </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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RT8290 订购信息
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products
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productSection
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evbSection
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orderingDetailSection
technical-documents
RT8290
technicalDocumentMultipleTable
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technicalDocumentationSection
design-tools
RT8290
designToolMultipleTable
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designToolSection
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rt-blue-800
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<div class="spec-list"><ul class="lv1"><li>Industrial and Commercial Low Power Systems </li><li>Computer Peripherals </li><li>LCD Monitors and TVs </li><li>Green Electronics/Appliances </li><li>Point of Load Regulation of High-Performance DSPs, FPGAs and ASICs. </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
i18n(support-card-item.ordering.title)
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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width
fixed-width
id
supportSection