USB-Compliant Single-Cell Li-Ion Switching Charger

Description The FAN5400 family (FAN540X) combines a highly integrated switch-mode charger, to minimize single-cell Lithium-ion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. The charging parameters and operating modes are pro

文件：559.95 Kbytes 页数：5 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

FAN5400 / FAN5401 / FAN5402 / FAN5403 / FAN5404 / FAN5405 USB-Compliant Single-Cell Li-Ion Switching Charger

文件：1.03496 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

符合 USB 标准的单锂离子电池开关充电器，带 USB-OTG 升压稳压器

FAN5401结合高度集成的开关模式充电器在最大程度上缩短USB电源的单体锂离子充电时间，结合升压调节器通过电池给USB外设供电。 通过操作速度高达3.4Mbps的I2C接口，可对充电参数和工作模式进行编程。 充电器电路和升压调节器电路切换到3MHz在最大程度上降低外部无源器件的大小。 FAN5401提供三相电池充电： 调节、恒定电流及恒定电压。 要确保符合USB规范并在最大程度上缩短充电时间，应将输入电流限定为通过I2C主机所设定的值。 充电是否终止由可编程最小电流决定。 带复位控制功能的安全定时器提供I2C主机的安全备份。 电池电量低于内部阀值时，集成电路(IC)自动重新开始充电周期。 如 • 用于单体锂离子和锂聚合物电池组的全集成高效充电器• 比线性充电器的充电速度更快• 充电电压精度：\n25°C时为0.5%\n0至125°C时为1%• ±5%输入电流调节精度• ±5%充电电流调节精度• 20V绝对最大输入电压• 6V最大输入工作电压• 1.25A最大充电速度• 可通过具有快速模式及其兼容性的高速I2C接口(3.4Mb/s)进行编程\n输入电流\n快速充电 / 终端电流\n充电器电压\n终端使能• 占空周期范围宽的3MHz同步降压PWM控制器• 小尺寸1µH外部电感• 带复位控制功能的安全定时器• 辅助电路的1.8V VBUS稳压输出• 由下降;

ONSEMI

安森美半导体

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司

USB-Compliant Single-Cell Li-Ion Switching Charger with USB-OTG Boost Regulator

Description The FAN54010 family (FAN5401X) combines a highly integrated switch-mode charger, to minimize single-cell Lithiumion (Li-ion) charging time from a USB power source, and a boost regulator to power a USB peripheral from the battery. Features ■ Fully Integrated, High-Efficiency Charger

文件：1.09351 Mbytes 页数：37 Pages

FairchildFairchild Semiconductor

仙童半导体飞兆/仙童半导体公司