High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers

General Description The MAX1777/MAX1977/MAX1999 dual step-down, switch-mode power-supply (SMPS) controllers generate logic-supply voltages in battery-powered systems. The MAX1777/MAX1977/MAX1999 include two pulse-width modulation (PWM) controllers, adjustable from 2V to 5.5V or fixed at 5V and 3.

文件：497.69 Kbytes 頁數(shù)：32 Pages

MAXIM

美信

高效率、四路輸出、主電源控制器，用于筆記本電腦

MAX1777/MAX1977/MAX1999雙路、升壓型開關(guān)模式電源(SMPS)控制器能夠在電池供電系統(tǒng)中產(chǎn)生邏輯供電電壓。MAX1777/MAX1977/MAX1999包括2路脈寬調(diào)制(PWM)控制器，提供2V至5.5V可調(diào)輸出或固定的5V和3.3V輸出電壓。這些器件都具有2路線性穩(wěn)壓器，提供始終有效的5V和3.3V輸出，輸出電流高達100mA，而且，線性穩(wěn)壓器可自動地自舉到SMPS輸出。MAX1777/MAX1977/MAX1999包括內(nèi)部上電順序控制、電源就緒(PGOOD)狀態(tài)指示、數(shù)字軟啟動及內(nèi)部軟關(guān)斷輸出放電功能，可避免關(guān)斷時產(chǎn)生負電壓。\nMaxim專有的Quick-PWM?恒定 ? 無需檢流電阻(MAX1999) \n? 利用檢流電阻提供精確的電流檢測(MAX1777/MAX1977) \n? 1.5%輸出電壓精度 \n? 3.3V和5V、100mA自舉線性穩(wěn)壓器 \n? 內(nèi)部軟啟動和軟關(guān)斷輸出放電 \n? Quick-PWM提供100ns負載瞬態(tài)響應(yīng) \n? 3.3V和5V固定輸出或可調(diào)輸出(Dual Mode?) \n? 4.5V至24V輸入電壓范圍 \n? 超聲脈沖跳頻模式(最小25kHz) \n? 電源就緒狀態(tài)(PGOOD)指示 \n? 過壓保護使能/禁止;

ADI

亞德諾

High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers

General Description The MAX1777/MAX1977/MAX1999 dual step-down, switch-mode power-supply (SMPS) controllers generate logic-supply voltages in battery-powered systems. The MAX1777/MAX1977/MAX1999 include two pulse-width modulation (PWM) controllers, adjustable from 2V to 5.5V or fixed at 5V and 3.

文件：497.69 Kbytes 頁數(shù)：32 Pages

MAXIM

美信

3Msps, Low-Power, Serial 12-Bit ADC

文件：1.15604 Mbytes 頁數(shù)：19 Pages

MAXIM

美信

Time Domain, Frequency Domain, and Histogram Plotting in the EV Kit Software

文件：3.85986 Mbytes 頁數(shù)：20 Pages

MAXIM

美信

3Msps, Low-Power, Serial 12-Bit ADC

文件：1.15604 Mbytes 頁數(shù)：19 Pages

MAXIM

美信

3Msps, Low-Power, Serial 12-Bit ADC

文件：1.15604 Mbytes 頁數(shù)：19 Pages

MAXIM

美信

Time Domain, Frequency Domain, and Histogram Plotting in the EV Kit Software

文件：3.85986 Mbytes 頁數(shù)：20 Pages

MAXIM

美信

Time Domain, Frequency Domain, and Histogram Plotting in the EV Kit Software

文件：3.85986 Mbytes 頁數(shù)：20 Pages

MAXIM

美信

Time Domain, Frequency Domain, and Histogram Plotting in the EV Kit Software

文件：3.85986 Mbytes 頁數(shù)：20 Pages

MAXIM

美信