5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V或可调、高效率、低IQ、升压型DC-DC控制器

MAX770-MAX773升压型开关控制器可在10mA至1A负载范围内达到90%的效率。这些器件采用专门设计的限流脉冲频率调制(PFM)控制方案，具有脉冲宽度调制(PWM)转换器的优势（重负载时效率高），同时电源电流小于110µA（PWM转换器的电源电流为2mA至10mA）。\n\n 这些IC使用小型外部元件。其具有高开关频率（高达300kHz），支持使用表面贴装5mm（高）x 9mm（直径）的磁性元件。\n\n MAX770/MAX771/MAX772支持2V至16.5V的输入电压。输出电压预设为5V (MAX770)、12V (MAX771)和15V (MAX7 • 对于10mA至1A负载电流，效率达90%\n• 高达15W输出功率\n• 电源电流：110µA（最大值）\n• 关断电流：5µA（最大值）\n• 输入范围：2V至16.5V (MAX770/MAX771/MAX772)\n• 内部分流调节器支持高输入电压(MAX773)\n• 预设或可调输出电压\n• MAX771：12V或可调\n• MAX772：15V或可调\n• MAX773：5V、12V、15V或可调\n• 限流PFM控制方案\n• 300kHz开关频率;

符合JEITA标准的锂离子充电器，带有Smart Power Selector、自动检测和USB

MAX77301是一款符合JEITA标准的*锂离子线性电池充电器，可通过连接USB端口、专用充电器或通用适配器来运行。该IC通过USB主机或集线器提供自动适配器类型检测和枚举。该IC集成了独立的电池充电开关、电流检测电路、MOSFET调整元件、热调节电路，并且无需外部反向阻断肖特基二极管，以打造超简单和小巧的USB兼容充电解决方案。\n\n 该IC具有自动检测充电适配器类型的功能，因此可以区分USB 2.0设备、USB充电器、专用充电器设备以及标准输入适配器。请参见完整数据手册中的表2。使能枚举后，该IC会自动与USB主机协商，从而无需处理器干预即可从USB 2.0设备或USB充电器 • 支持从USB端口充电\n\n• 自动检测适配器类型\n\n• 输入电流高达1500mA，充电电流高达900mA\n\n• 无需处理器干预的枚举\n\n• 支持USB低速和全速操作\n\n• 符合USB 2.0规范和电池充电规范（修订版1.1）\n\n• 符合下一代低压锂离子电池规范\n\n• 输入过压保护高达16V\n\n• Smart Power Selector可在电池已放电或无电池的情况下支持电源路径运行\n\n• 电池检测功能包括带有开路保护器的电池组\n\n• 热调节防止过热\n\n• 充电完成、预充电和时间/温度错误的LED指示灯\n\n• 串行(400kHz) I²C兼容接口;

4.8VIN、1.5A、高效、超小尺寸Buck转换器

MAX77324为单通道、高效、同步降压型(buck)转换器，可提供高达1.5A电流。器件的总方案尺寸为6.89mm2、效率高达93%、静态电流40µA，优化用于空间受限的电池供电便携式应用。\n\n 器件工作在2.5V至4.8V输入电压范围，支持Li+电池供电应用。输出电压可在0.6V至2V范围内调节，在整个温度范围内的精度优于2%。器件采用恒定导通时间PWM控制方法。标称2MHz开关频率允许使用小尺寸0603电感，有效减小总方案占位面积。为提高轻载效率，也实施了自动SKIP模式。器件拥有低输出电压纹波、优异的电源和负载调整率，以及瞬态响应。专用的使能引脚支持简单的 • 1.5A输出电流降压转换器\n\n• VIN范围：2.5V至4.8V\n\n• VOUT可调范围：0.6V至2V，精度为±2%\n\n• MAX77324EWTAD+\n• 跳跃模式，可以提高轻负载效率\n\n• 静态电流：40µA\n\n\n\n\n• MAX77324GEWTAD+\n• 仅PWM模式\n\n\n\n\n• 峰值效率：93%（3.8VIN、1.8VOUT）\n\n• 关断电流：1µA\n\n• 2MHz标称开关频率\n\n• 使能引脚用于直接硬件控制\n\n• 逐周期电感限流\n\n• UVLO、软启动、有源输出放电、短路和热关断保护\n\n• 1.22;

Ultra-Low IQ, Low-Noise 3.5W Buck-Boost Converter

General Description The MAX77348 is an ultra-low quiescent current, noninverting buck-boost converter capable of supporting up to 3.5W output power. The device employs a unique control algorithm that seamlessly transitions between the buck, buck-boost, and boost modes, minimizing discontinui

Ultra-Low IQ, Low-Noise 3.5W Buck-Boost Converter

General Description The MAX77348 is an ultra-low quiescent current, noninverting buck-boost converter capable of supporting up to 3.5W output power. The device employs a unique control algorithm that seamlessly transitions between the buck, buck-boost, and boost modes, minimizing discontinui

Ultra-Low IQ, Low-Noise 3.5W Buck-Boost Converter

General Description The MAX77348 is an ultra-low quiescent current, noninverting buck-boost converter capable of supporting up to 3.5W output power. The device employs a unique control algorithm that seamlessly transitions between the buck, buck-boost, and boost modes, minimizing discontinui

Ultra-Low IQ, Low-Noise 3.5W Buck-Boost Converter

General Description The MAX77348 is an ultra-low quiescent current, noninverting buck-boost converter capable of supporting up to 3.5W output power. The device employs a unique control algorithm that seamlessly transitions between the buck, buck-boost, and boost modes, minimizing discontinui

5A Boost Converter with I2C Interface, Dynamic Voltage Scaling, and Short Circuit Protection

Features •2.5V to 5.5V Input Voltage Range •4.5V to 10.0V Output Voltage Range •Up to 5.0A Cycle-by-Cycle Inductor Current Limit •95% Peak Efficiency •I2C Serial Interface Enabling: •Dynamic Voltage Scaling (DVS) •Mode Configuration •Current Limit Adjustment •Ultrasonic Mode (USM with

5A Boost Converter with I2C Interface, Dynamic Voltage Scaling, and Short Circuit Protection

Features •2.5V to 5.5V Input Voltage Range •4.5V to 10.0V Output Voltage Range •Up to 5.0A Cycle-by-Cycle Inductor Current Limit •95% Peak Efficiency •I2C Serial Interface Enabling: •Dynamic Voltage Scaling (DVS) •Mode Configuration •Current Limit Adjustment •Ultrasonic Mode (USM with

5A Boost Converter with I2C Interface, Dynamic Voltage Scaling, and Short Circuit Protection

Features •2.5V to 5.5V Input Voltage Range •4.5V to 10.0V Output Voltage Range •Up to 5.0A Cycle-by-Cycle Inductor Current Limit •95% Peak Efficiency •I2C Serial Interface Enabling: •Dynamic Voltage Scaling (DVS) •Mode Configuration •Current Limit Adjustment •Ultrasonic Mode (USM with

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90% efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy l

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

5V/12V/15V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controllers

General Description The MAX770–MAX773 step-up switching controllers provide 90 efficiency over a 10mA to 1A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives these devices the benefits of pulse-width-modulation (PWM) converters (high efficiency at heavy loads)

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection

文件：638.84 Kbytes Page：1 Pages

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection, and USB Enumeration

文件：1.40004 Mbytes Page：67 Pages

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection, and USB Enumeration

文件：1.40004 Mbytes Page：67 Pages

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection, and USB Enumeration

文件：1.40004 Mbytes Page：67 Pages

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection, and USB Enumeration

文件：1.40004 Mbytes Page：67 Pages

Enables Charging from a Micro-B USB Connector

文件：4.60771 Mbytes Page：15 Pages

Enables Charging from a Micro-B USB Connector

文件：4.60771 Mbytes Page：15 Pages

JEITA-Compliant, Li Charger with Smart Power Selector, Automatic Detection, and USB Enumeration

文件：1.40004 Mbytes Page：67 Pages

封装/外壳：25-WFBGA，WLBGA 包装：卷带（TR） 描述：IC BATT CHG LI-ION 1CELL 25WLP 集成电路（IC） 电池充电器

Sense Points for High-Accuracy Measurements

文件：880.96 Kbytes Page：7 Pages

Proven PCB Reference Design and Layout

文件：880.96 Kbytes Page：7 Pages

Sense Points for High-Accuracy Measurements

文件：880.96 Kbytes Page：7 Pages

包装：散装 描述：EVAL MAX77324 BUCK 1.5A 开发板，套件，编程器 评估板 - DC/DC 与 AC/DC（离线）SMPS

DC-DC Step-Up Converter

文件：2.2533 Mbytes Page：50 Pages

Dual-Phase Adaptive DC-DC Step-Up Converter With 2x 1000mA High-Side Current Regulators

文件：6.80443 Mbytes Page：80 Pages

PLASTIC SILICON PIN PHOTODIODE

文件：65.63 Kbytes Page：3 Pages