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8
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1rem
1rem
1rem
1rem
rt-dark-800
headline-3
false
true
basicInfoTitle
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12
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12
left
buttonParametricSearch
text-with-icon
i18n(button-item.parametric-search.button-label)
i18n(button-item.parametric-search.button-link)
_self
true
buttonDatasheet
text-with-icon
secondary
i18n(button-item.datasheet.button-label)
i18n(button-item.datasheet.button-link)
_self
true
buttonContactUs
text-with-icon
secondary
i18n(button-item.contact-us.button-label)
i18n(button-item.contact-us.button-link)
_self
true
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12
rt-dark-800
basicInfoSubtitle
width
fixed-width
altText
Product Spec Banner
backgroundColor
FFFFFF
id
basicInfoSection
basicInfoImageSwitcher
RT9490 是可以 5A 电流对 2-4 节串联锂离子/聚合物电池进行充电管理和系统电源路径管理的 Buck-Boost 架构充电 IC，它采用低阻抗的功率开关进行开关模式的工作，效率高，节省充电时间，延长电池放电时间，通过 I<sup>2</sup>C 介面即可对其进行充电和系统相关的设定操作，是应用灵活的解决方案。<BR>建议的接面温度范围为-40°C至130°C，而环境温度范围则为-40°C至85°C。
RT9490 电路图
width
fixed-width
id
basicInfoImageSection
anchor
productDetailSection
i18n(anchor-tab.product-detail-section.title)
productDetailSectionAnchorTab
orderingInformationSection
i18n(anchor-tab.ordering-information-section.title)
orderingInformationSectionAnchorTab
technicalDocumentationSection
i18n(anchor-tab.technical-documentation-section.title)
technicalDocumentationSectionAnchorTab
designToolSection
i18n(anchor-tab.design-tool-section.title)
designToolSectionAnchorTab
applicationSection
i18n(anchor-tab.application-section.title)
applicationSectionAnchorTab
supportSection
i18n(anchor-tab.support-section.title)
supportSectionAnchorTab
width
full-width
id
anchorSection
24
24
24
24
i18n(tabs.product-detail.title)
productDetailTabs
i18n(tab-item.parameter-section.title)
parameterSection
parameterSectionTab
i18n(tab-item.package-size-pin-size-section.title)
packageSizePinsSizeSection
packageSizePinsSizeSectionTab
i18n(tab-item.product-feature-section.title)
productFeatureSection
productFeatureSectionTab
24
24
24
24
buttonSeeProductDifferences
text-with-icon
right
secondary-m
tertiary
i18n(button-item.see-product-differences.button-label)
i18n(button-item.see-product-differences.button-link)
_self
false
buttonFindOtherCategory
text-with-icon
right
secondary-m
tertiary
i18n(button-item.find-other-category.button-label)
i18n(button-item.find-other-category.button-link)
_self
false
32
32
32
32
width
fixed-width
backgroundColor
F5F6F8
id
productDetailSection
scrollable-table
parameterTable
width
fixed-width
id
parameterSection
normal-table
table-group
package-size-pins-size
packageSizePinsSizeTable
width
fixed-width
id
packageSizePinsSizeSection
productFeature
<div class="spec-list"><ul class="lv1"><li>高效率的 750kHz/1MHz/1.5MHz 可选频率同步切换模式 Buck-Boost 充电 IC <ul class="lv2"> <li></li><li>在 9V 输入、2A 电流对 8V 电池充电的效率达 96.7% </li><li>输入电压范围：3.6V~24V </li><li>平均输入电流调节（AICR） </li><li>最低输入电压调节（MIVR） </li></ul> </li><li>支援 USB On-The-Go 应用 <ul class="lv2"> <li></li><li>在 8.4V 电池和 5V 输出的条件下，2A 输出时的 OTG 效率为 93.4% </li><li>支援 USB-PD 应用，输出电压 10mV 解析度可调 </li><li>电池电流限制调节（BCLR） </li></ul> </li><li>支持双输入选择 </li><li>支援 BC1.2、主机模式、快速角色转换和无缝自动切换 </li><li>内含 11 通道 16 位 ADC </li><li>低电池静态电流 </li><li>高精度充电电压和电流 </li><li>保护 <ul class="lv2"> <li></li><li>过热保护 </li><li>结温调节 </li><li>输入过流、过压保护 </li><li>电池过压保护 </li><li>系统过压、欠压保护 </li><li>系统超载保护 </li><li>逐周期过流保护 </li><li>OTG 模式电池低压保护 </li><li>OTG 模式过压、欠压保护 </li></ul> </li></ul></div>
width
fixed-width
id
productFeatureSection
24
24
24
24
i18n(tabs.ordering-information.title)
orderingInformationTabs
i18n(tab-item.product-section.title)
productSection
productSectionTab
i18n(tab-item.evb-section.title)
evbSection
evbSectionTab
i18n(tab-item.ordering-detail-section.title)
orderingDetailSection
orderingDetailSectionTab
24
24
24
24
width
fixed-width
id
orderingInformationSection
productImageSwitcher
RT9490 订购信息
normal-table
card-list
products
productTable
width
fixed-width
id
productSection
evbImageSwitcher
normal-table
card-list
evb
evbTable
width
fixed-width
id
evbSection
orderingDetail
width
fixed-width
id
orderingDetailSection
technical-documents
RT9490
technicalDocumentMultipleTable
width
fixed-width
id
technicalDocumentationSection
design-tools
RT9490
designToolMultipleTable
width
fixed-width
id
designToolSection
32
56
56
56
rt-blue-800
i18n(text.application-title.text-content)
applicationTitle
withLine
24
24
24
24
<div class="spec-list"><ul class="lv1"><li>智慧手机、平板电脑和笔记型电脑 </li><li>无人机 </li><li>可擕式设备和附件 </li></ul></div>
applicationContent
35
35
35
35
keywordList
56
56
56
56
width
fixed-width
id
applicationSection
rt-blue-800
i18n(text.support-card-title.text-content)
supportCardTitle
withLine
40
40
40
24
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
56
56
56
32
width
fixed-width
id
supportSection