3.3V/5V or Adjustable-Output, Step-Up DC-DC Converters

General Description The MAX856–MAX859 are high-efficiency, CMOS, step-up, DC-DC switching regulators for small, low input voltage or battery-powered systems. The MAX856/MAX858 accept a positive input voltage between 0.8V and VOUT and convert it to a higher, pin-selectable output voltage of 3.3V o

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MAXIM

美信

3.3V/5V或可調(diào)輸出升壓DC-DC轉(zhuǎn)換器

MAX856-MAX859是高效、CMOS、升壓、DC-DC開關(guān)穩(wěn)壓器，適用于小型的低輸入電壓或電池供電系統(tǒng)。MAX856/MAX858支持0.8V和VOUT之間的正輸入電壓，并將其轉(zhuǎn)換為更高的、引腳可選的3.3V或5V輸出電壓。MAX857/MAX859可調(diào)版本接受支持0.8V至6.0V輸入電壓，并產(chǎn)生范圍在2.7V至6.0V之間的更高可調(diào)輸出電壓。典型效率超過(guò)85%。典型靜態(tài)電源電流為25μA（關(guān)斷時(shí)為1μA）。\n\n MAX856-MAX859兼具超低靜態(tài)電源電流和高效率，可有效延長(zhǎng)電池使用時(shí)間。內(nèi)部MOSFET功率晶體管支持高開關(guān)頻率。憑借這一優(yōu)勢(shì)以及內(nèi)部設(shè)置的峰值 ? 輸入電源電壓：0.8V至6.0V\n\n? 典型啟動(dòng)電源電壓：0.8V\n\n? 100mA時(shí)效率為85%\n\n? 靜態(tài)電流：25μA\n\n? 關(guān)斷模式下為1μA\n\n? 125mA和500mA開關(guān)限流值，支持使用低成本電感\(zhòng)n\n? 開關(guān)頻率高達(dá)500kHz\n\n? 溫度范圍內(nèi)的基準(zhǔn)容差為±1.5%\n\n? 低電池電量檢測(cè)器(LBI/LBO)\n\n? 8引腳SO和μMax封裝;

ADI

亞德諾

PLASTIC ENCAPSULATED DEVICES

General Description The MAX8560/MAX8561/MAX8562 step-down DC-DC converters are optimized for applications that prioritize small size and high efficiency. They utilize a proprietary hysteretic-PWM control scheme that switches with fixed frequency and is adjustable up to 4MHz, allowing customers to

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MAXIM

美信

PLASTIC ENCAPSULATED DEVICES

General Description The MAX8560/MAX8561/MAX8562 step-down DC-DC converters are optimized for applications that prioritize small size and high efficiency. They utilize a proprietary hysteretic-PWM control scheme that switches with fixed frequency and is adjustable up to 4MHz, allowing customers to

文件：98.47 Kbytes 頁(yè)數(shù)：8 Pages

MAXIM

美信

PLASTIC ENCAPSULATED DEVICES

General Description The MAX8560/MAX8561/MAX8562 step-down DC-DC converters are optimized for applications that prioritize small size and high efficiency. They utilize a proprietary hysteretic-PWM control scheme that switches with fixed frequency and is adjustable up to 4MHz, allowing customers to

文件：98.47 Kbytes 頁(yè)數(shù)：8 Pages

MAXIM

美信

PLASTIC ENCAPSULATED DEVICES

General Description The MAX8560/MAX8561/MAX8562 step-down DC-DC converters are optimized for applications that prioritize small size and high efficiency. They utilize a proprietary hysteretic-PWM control scheme that switches with fixed frequency and is adjustable up to 4MHz, allowing customers to

文件：98.47 Kbytes 頁(yè)數(shù)：8 Pages

MAXIM

美信

1, Ultra-Low Output Voltage, Dual and Triple Linear n-FET Controllers

General Description The MAX8563/MAX8564/MAX8564A ultra-low-output dual and triple LDO controllers allow flexible and inexpensive point-of-load voltage conversion in motherboards, desknotes, notebooks, and other applications. These parts feature a 0.5V reference voltage with ±1 accuracy providing

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MAXIM

美信

1, Ultra-Low Output Voltage, Dual and Triple Linear n-FET Controllers

General Description The MAX8563/MAX8564/MAX8564A ultra-low-output dual and triple LDO controllers allow flexible and inexpensive point-of-load voltage conversion in motherboards, desknotes, notebooks, and other applications. These parts feature a 0.5V reference voltage with ±1 accuracy providing

文件：272.4 Kbytes 頁(yè)數(shù)：15 Pages

MAXIM

美信

1, Ultra-Low Output Voltage, Dual and Triple Linear n-FET Controllers

General Description The MAX8563/MAX8564/MAX8564A ultra-low-output dual and triple LDO controllers allow flexible and inexpensive point-of-load voltage conversion in motherboards, desknotes, notebooks, and other applications. These parts feature a 0.5V reference voltage with ±1 accuracy providing

文件：272.4 Kbytes 頁(yè)數(shù)：15 Pages

MAXIM

美信

1, Ultra-Low Output Voltage, Dual and Triple Linear n-FET Controllers

General Description The MAX8563/MAX8564/MAX8564A ultra-low-output dual and triple LDO controllers allow flexible and inexpensive point-of-load voltage conversion in motherboards, desknotes, notebooks, and other applications. These parts feature a 0.5V reference voltage with ±1 accuracy providing

文件：272.4 Kbytes 頁(yè)數(shù)：15 Pages

MAXIM

美信