BQ298xyz Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

1 Features • Voltage protection: – Overvoltage (OV): ±10 mV – Undervoltage (UV): ±20 mV • Current protection: – Overcurrent in charge (OCC): ±1 mV – Overcurrent in discharge (OCD): ±1 mV – Short circuit in discharge (SCD): ±5 mV • Temperature protection: – Overtemperature (OT) • Addition

文件：1.63287 Mbytes 页数：29 Pages

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德州仪器

BQ298xyz Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

1 Features • Voltage protection: – Overvoltage (OV): ±10 mV – Undervoltage (UV): ±20 mV • Current protection: – Overcurrent in charge (OCC): ±1 mV – Overcurrent in discharge (OCD): ±1 mV – Short circuit in discharge (SCD): ±5 mV • Temperature protection: – Overtemperature (OT) • Addition

文件：1.63497 Mbytes 页数：29 Pages

TI

德州仪器

BQ298xx Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

1 Features • Voltage protection: – Overvoltage (OV): ±10mV – Undervoltage (UV): ±20mV • Current protection: – Overcurrent in charge (OCC): ±1mV – Overcurrent in discharge (OCD): ±1mV – Short circuit in discharge (SCD): ±5mV • Temperature protection: – Overtemperature (OT) • Additional fe

文件：1.62159 Mbytes 页数：34 Pages

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德州仪器

Voltage, Current, Temperature Protector With Integrated High Side NFET Driver For Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：1.44604 Mbytes 页数：28 Pages

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德州仪器

BQ2980xy Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：1.56938 Mbytes 页数：27 Pages

TI

德州仪器

BQ298xyz Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：2.04955 Mbytes 页数：27 Pages

TI

德州仪器

BQ2980xy Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：1.64386 Mbytes 页数：33 Pages

TI

德州仪器

BQ298xyz Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：1.90946 Mbytes 页数：27 Pages

TI

德州仪器

BQ298xyz Voltage, Current, Temperature Protectors with an Integrated High-Side NFET Driver for Fast/Flash Charging Single-Cell Li-Ion and Li-Polymer Batteries

文件：2.17525 Mbytes 页数：28 Pages

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适用于单节锂离子和锂聚合物电池的高侧保护器

BQ298xyz 系列器件配备集成电荷泵 FET 驱动器，为 1 节锂离子电池和锂聚合物电池提供高侧初级电池保护，实现所有电池电压的 Rdson 一致性。为了获得更佳系统热性能，BQ298x 器件具有高精度，可使用低至 1mΩ 的感应电阻器。\n\n通过主机控制对 BQ298x 器件中的 CTR 引脚进行配置，以覆盖 FET 驱动器，从而创建系统复位或关断功能。或者，也可以将 CTR 引脚配置为与外部正温度系数 (PTC) 热敏电阻连接，与内部模温传感器共同实现 FET 过热保护。BQ2980xy 器件支持零伏 (0V) 充电，而 BQ2982xy 器件禁用此功能。 • 电压保护： \n• 欠压 (UV)：±20mV\n• 电流保护 \n• 放电过流 (OCD)：±1mV\n• 温度保护： \n• 其他特性： \n• 高侧保护\n• 0V 充电（仅限 BQ2980）\n• 通过外部 PTC 热敏电阻对 CTR 配置二次过热保护\n• 电流消耗： \n• 关断模式：0.1µA（最大值）\n• 封装： \n• 8 引脚 X2QFN：1.50 × 1.50 × 0.37mm;

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