Automotive 1.5A Step-Down Converter with USB Protection/Host Charger Adapter Emulator

General Description The MAX25460 combines a 1.5A high-efficiency, automotive- grade, step-down converter, a USB BC1.2 host charger emulator, and high-bandwidth USB protection switches for automotive USB 2.0 host applications. The device also includes a USB load current-sense amplifier and a c

文件：1.88079 Mbytes 頁數(shù)：48 Pages

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帶 USB 保護(hù)/主機(jī)充電器適配器仿真器的汽車級 1.5A 降壓轉(zhuǎn)換器

MAX25460 集成了 1.5A 汽車級高效降壓轉(zhuǎn)換器、USB BC1.2 主機(jī)充電器仿真器以及適合汽車 USB 2.0 主機(jī)應(yīng)用的高帶寬 USB 保護(hù)開關(guān)。該器件還包括一個(gè) USB 負(fù)載電流檢測放大器和一個(gè)可配置的反饋調(diào)節(jié)電路，可為汽車應(yīng)用中常見的固定電纜中的壓降提供自動(dòng) USB 電壓補(bǔ)償。通過結(jié)合使用固定內(nèi)部峰值電流閾值和用戶可配置的外部電流檢測 USB 負(fù)載閾值來限制 USB 負(fù)載電流。\n\n MAX25460 針對 2.2MHz 工作頻率進(jìn)行了優(yōu)化，可根據(jù)應(yīng)用要求優(yōu)化效率、噪聲和電路板空間。DC-DC 轉(zhuǎn)換器集成了高側(cè) MOSFET，并使用低正向壓降續(xù)流肖特基二極管進(jìn)行整 ? 直接通過汽車電池向便攜式設(shè)備供電的單芯片 Type-A 解決方案?1GHz 帶寬 USB 2.0 數(shù)據(jù)交換機(jī)\n? 4.5V 至 28V（40V 負(fù)載突降）工作電壓\n? 5V 至 6V、1.5A 輸出能力\n\n\n\n? 優(yōu)化便攜式設(shè)備的 USB 充電和通信\n? 用戶可編程電壓增益可針對高達(dá) 474mΩ 的線纜電阻調(diào)節(jié)輸出?用戶可編程 USB 限流值\n? 支持 USB BC1.2 CDP 和 SDP 模式?兼容 USB On-the-Go 規(guī)范和 Apple CarPlay?\n\n\n?低噪聲特性可防止干擾 AM 頻段和便攜式設(shè)備?2.2MHz 固定工作頻率\n? 提供空載時(shí)固定;

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Automotive 1.5A Step-Down Converter with USB Protection/Host Charger Adapter Emulator

General Description The MAX25460 combines a 1.5A high-efficiency, automotive- grade, step-down converter, a USB BC1.2 host charger emulator, and high-bandwidth USB protection switches for automotive USB 2.0 host applications. The device also includes a USB load current-sense amplifier and a c

文件：1.88079 Mbytes 頁數(shù)：48 Pages

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亞德諾

Automotive 1.5A Step-Down Converter with USB Protection/Host Charger Adapter Emulator

General Description The MAX25460 combines a 1.5A high-efficiency, automotive- grade, step-down converter, a USB BC1.2 host charger emulator, and high-bandwidth USB protection switches for automotive USB 2.0 host applications. The device also includes a USB load current-sense amplifier and a c

文件：1.88079 Mbytes 頁數(shù)：48 Pages

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