BQ25620/BQ25622 I2C Controlled, 3.5-A, Maximum 18-V Input, Charger with NVDC Power Path Management and OTG Output

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA charge current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：3.71935 Mbytes 页数：83 Pages

TI

德州仪器

BQ25620/BQ25622 I2C Controlled, 3.5-A, Maximum 18-V Input, Charger with NVDC Power Path Management and OTG Output

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA output current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：3.76869 Mbytes 页数：84 Pages

TI

德州仪器

BQ25622E I2C Controlled 1-Cell, 3-A, Maximum 18-V Input, Buck Battery Charger with NVDC Power Path Management

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA output current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：2.79138 Mbytes 页数：76 Pages

TI

德州仪器

丝印：BQ25622；Package：WQFN-HR；BQ25620/BQ25622 I2C Controlled, 3.5-A, Maximum 18-V Input, Charger with NVDC Power Path Management and OTG Output

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA output current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：3.76869 Mbytes 页数：84 Pages

TI

德州仪器

具有 18V 最大输入、电流限制、ADC 和 OTG 的 I²C 控制型单芯 3.5A 降压电池充电器

The BQ25620 and BQ25622 are highly-integrated 3.5-A switch-mode battery charge management and system power path management devices for single cell Li-Ion and Li-polymer batteries. The solution is highly integrated with built-in current sensing, loop compensation, input reverse-blocking FET (RBFET, Q • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery \n• Charge termination from 10 mA to 620 mA, 10-mA steps\n• BATFET control to support shutdown, ship mode and full system reset \n• 0.15-µA battery leakage current in ship mode\n• Supports USB On-The-Go (OTG);

TI

德州仪器

BQ25622E I2C Controlled 1-Cell, 3-A, Maximum 18-V Input, Buck Battery Charger with NVDC Power Path Management

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA output current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：2.79138 Mbytes 页数：76 Pages

TI

德州仪器

丝印：BQ622E；Package：WQFN-HR；BQ25622E I2C Controlled 1-Cell, 3-A, Maximum 18-V Input, Buck Battery Charger with NVDC Power Path Management

1 Features • High-efficiency, 1.5-MHz, synchronous switching mode buck charger for single cell battery – >90 efficiency down to 25-mA output current from 5-V input – Charge termination from 10 mA to 620 mA, 10- mA steps – Flexible JEITA profile for safe charging over temperature • BATFET

文件：2.79138 Mbytes 页数：76 Pages

TI

德州仪器

具有高达 18V 输入、电流限制和 ADC 的 I²C 控制型单节 3A 降压电池充电器

BQ25622E 是一款适用于单节锂离子电池和锂聚合物电池的高度集成型 3A 开关模式电池充电管理和系统电源路径管理器件。该解决方案在系统和电池之间高度集成了内置电流检测、环路补偿、输入反向阻断 FET（RBFET，Q1）、高侧开关 FET（HSFET，Q2）、低侧开关 FET（LSFET，Q3）以及电池 FET（BATFET，Q4）。该器件使用窄范围 VDC 电源路径管理，将系统电压调节至稍高于电池电压的水平，但是不会下降至低于可配置的最小系统电压。低阻抗电源路径提高了开关模式的工作效率、缩短了电池充电时间，并延长了放电阶段的电池寿命，而且 0.15µA 的超低运输模式电流延长了电池的货架期 适用于单节电池的高效 1.5MHz 同步开关模式降压充电器 \n \n输入电压为 5V 时，输出电流低至 25mA，效率大于 90%\n \n充电终止范围为 10mA 至 620mA，步长为 10mA\n \n灵活的 JEITA 曲线，可在过热条件下实现安全充电\n \n\n \nBATFET 控制，支持关断、运输模式和完全系统复位 \n \n纯电池模式下静态电流 1.5µA\n \n运输模式下电池漏电流为 0.15µA\n \n关断模式下电池漏电流为 0.1µA\n \n\n \n支持宽输入源 \n \n宽输入工作电压范围，绝对最大输入电压为 26V\n \n通过输入电压调节 (VI;

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德州仪器