Triple-Output TFT LCD DC-DC Converter

General Description The MAX1748/MAX8726 triple-output DC-DC converters in a low-profile TSSOP package provide the regulated voltages required by active-matrix, thin-film transistor (TFT) liquid-crystal displays (LCDs). One high-power DC-DC converter and two low-power charge pumps convert the +3.3

文件：277.7 Kbytes 頁數(shù)：16 Pages

MAXIM

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三輸出TFT-LCD DC-DC轉(zhuǎn)換器

MAX1748/MAX8726是小外形TSSOP封裝的三輸出DC-DC轉(zhuǎn)換器，提供有源矩陣薄膜晶體管(TFT)液晶顯示器(LCD)所需的穩(wěn)定電壓。一個大功率DC-DC轉(zhuǎn)換器和2個小功率電荷泵將+3.3V至+5V輸入電壓轉(zhuǎn)換為3個獨立的輸出電壓。\n\n 1MHz主DC-DC轉(zhuǎn)換器使用極小的電感和陶瓷電容，產(chǎn)生高達13V的升壓輸出電壓(VMAIN)。低功耗BiCMOS控制電路和低導(dǎo)通電阻(0.35Ω)集成功率MOSFET可使效率高達93%。\n\n 兩個電荷泵獨立的產(chǎn)生一個正輸出(VPOS)和一個負輸出(VNEG)。這些小功率輸出使用外部級聯(lián)二極管和電容(根據(jù)需要選擇 ? 三路集成DC-DC轉(zhuǎn)換器\n? 1MHz電流模式PWM boost穩(wěn)壓器\n? 高達+13V大功率主輸出\n? ±1%精度\n? 高效率(93%)\n\n\n? 雙電荷泵輸出\n? 高達+40V正電荷泵輸出\n? 低達-40V負電荷泵輸出\n\n\n? 內(nèi)部供電順序\n? 內(nèi)部功率MOSFET\n? +2.7V至+5.5V輸入電源\n? 0.1μA關(guān)斷電流\n? 0.6mA靜態(tài)電流\n? 內(nèi)部軟啟動\n? 電源就緒輸出\n? 超小型外部元件\n? 薄型TSSOP封裝(最高1.1mm);

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AMD 2-/3-Output Mobile Serial VID Controller

General Description The MAX17480 is a triple-output, step-down, fixed frequency controller for AMD’s serial VID interface (SVI) CPU and northbridge (NB) core supplies. The MAX17480 consists of two high-current SMPSs for the CPU cores and one 4A internal switch SMPS for the NB core. The two CPU co

文件：994.63 Kbytes 頁數(shù)：48 Pages

MAXIM

美信

AMD 2-/3-Output Mobile Serial VID Controller

General Description The MAX17480 is a triple-output, step-down, fixed frequency controller for AMD’s serial VID interface (SVI) CPU and northbridge (NB) core supplies. The MAX17480 consists of two high-current SMPSs for the CPU cores and one 4A internal switch SMPS for the NB core. The two CPU co

文件：994.63 Kbytes 頁數(shù)：48 Pages

MAXIM

美信

Dual-Phase, Quick-PWM Controllers for IMVP-6/IMVP-6.5 CPU Core Power Supplies

General Description The MAX17021/MAX17082/MAX17482 are 2/1-phase interleaved Quick-PWM? step-down VID power-supply controllers for notebook CPUs. True out-of-phase operation reduces input ripple current requirements and output- voltage ripple, while easing component selection and layout difficult

文件：884.29 Kbytes 頁數(shù)：48 Pages

MAXIM

美信

Dual-Phase, Quick-PWM Controllers for IMVP-6/IMVP-6.5 CPU Core Power Supplies

General Description The MAX17021/MAX17082/MAX17482 are 2/1-phase interleaved Quick-PWM? step-down VID power-supply controllers for notebook CPUs. True out-of-phase operation reduces input ripple current requirements and output- voltage ripple, while easing component selection and layout difficult

文件：884.29 Kbytes 頁數(shù)：48 Pages

MAXIM

美信

Triple-Output TFT LCD DC-DC Converter

General Description The MAX1748/MAX8726 triple-output DC-DC converters in a low-profile TSSOP package provide the regulated voltages required by active-matrix, thin-film transistor (TFT) liquid-crystal displays (LCDs). One high-power DC-DC converter and two low-power charge pumps convert the +3.3

文件：277.7 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

Triple-Output TFT-LCD DC-DC Converters

General Description The MAX1748/MAX8726 triple-output DC-DC converters in a low-profile TSSOP package provide the regulated voltages required by active-matrix, thin-film transistor (TFT) liquid-crystal displays (LCDs). One high-power DC-DC converter and two low-power charge pumps convert the +3.3

文件：640.1 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

Triple-Output TFT-LCD DC-DC Converters

General Description The MAX1748/MAX8726 triple-output DC-DC converters in a low-profile TSSOP package provide the regulated voltages required by active-matrix, thin-film transistor (TFT) liquid-crystal displays (LCDs). One high-power DC-DC converter and two low-power charge pumps convert the +3.3

文件：640.1 Kbytes 頁數(shù)：16 Pages

MAXIM

美信

2/3相輸出電源控制器，用于AMD移動串行VID供電

MAX17480為三輸出、固定頻率、降壓控制器，為AMD的串行VID接口(SVI) CPU和北橋(NB)核供電。MAX17480包括2個用于CPU核的大電流SMPS和一個用于NB核的4A內(nèi)部開關(guān)SMPS。用于CPU核的2個SMPS采用180°錯相工作方式，實現(xiàn)真正的交錯工作，最大程度地減小了輸入電容。4A內(nèi)部開關(guān)SMPS的工作頻率是CPU核SMPS開關(guān)頻率的兩倍，減小了外部元件尺寸。\n\n MAX17480完全符合AMD SVI規(guī)范要求。輸出電壓可通過2線SVI動態(tài)調(diào)整，允許SMPS獨立設(shè)置為不同電壓。擺率控制器能夠?qū)崿F(xiàn)VID碼之間的受控轉(zhuǎn)換以及受控的軟啟動。SVI還允許每個SMP ? 雙輸出、固定頻率核電源控制器\n? 上電時可獨立輸出或組合輸出\n? 動態(tài)相位選擇優(yōu)化了工作/休眠效率\n? 瞬態(tài)相位重復(fù)功能減小了輸出電容\n? 真正的交錯工作減小了輸入電容\n? 可設(shè)置的交流和直流壓降\n? 精確的電流平衡及電流限制\n? 集成驅(qū)動器用于驅(qū)動大電流同步整流MOSFET\n? 100kHz至600kHz可設(shè)置的開關(guān)頻率\n? 4V至26V電池輸入電壓范圍\n\n\n? 4A內(nèi)部開關(guān)北橋SMPS\n? 2.7V至5.5V輸入電壓范圍\n? 2倍可編程開關(guān)頻率\n? 75mΩ/40mΩ功率開關(guān)\n\n\n? 在整個輸入電壓、負載和工作溫度范圍內(nèi)具有±0.5%的VOU;

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