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BQ24250C - 产品图解:
BQ24250C-2A 单输入 I2C/独立开关模式锂离子电池充电器
BQ24250C-电池充电器IC-电池管理产品-电源管理
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TI产品 - BQ24250C介绍

BQ24250C - 2A 单输入 I2C/独立开关模式锂离子电池充电器

BQ24250C是TI德州仪器公司的一款电池充电器IC产品,BQ24250C是2A 单输入 I2C/独立开关模式锂离子电池充电器,本站介绍了BQ24250C的封装应用图解、特点和优点、功能等,并给出了与BQ24250C相关的TI元器件型号供参考。

BQ24250C - 2A 单输入 I2C/独立开关模式锂离子电池充电器 - 电池充电器IC - 电池管理产品 - 德州仪器

产品特性
  • High-efficiency Switch-mode Charger with Separate Power Path
  • Start up System from Deeply Discharged or Missing Battery
  • USB Charging Compliant
    • Selectable Input Current Limit of 100 mA, 500 mA, 900 mA, 1.5 A, and 2 A
  • In Host Mode (After I2C Communication Starts and Before Watchdog Timer Times Out)
    • Programmable Battery Charge Voltage, VBATREG
    • Programmable Charge Current (ICHG)
    • Programmable Input Current Limit (ILIM)
    • Programmable Input Voltage Based Dynamic Power Management threshold, (VIN_DPM)
    • Programmable Input Overvoltage Protection Threshold (VOVP)
    • Programmable Safety Timer
  • Resistor Programmable Defaults for:
    • ICHG up to 2 A with Current Monitoring Output (ISET)
    • ILIM up to 2 A with Current Monitoring Output (ILIM)
    • VIN_DPM (VDPM)
  • Watchdog Timer Disable Bit
  • Integrated 4.9 V, 50 mA LDO
  • Complete System Level Protection
    • Input UVLO, Input Over-voltage Protection (OVP), Battery OVP, Sleep Mode, VIN_DPM
    • Input Current Limit
    • Charge Current Limit
    • Thermal Regulation
    • Thermal Shutdown
    • Voltage Based NTC Monitoring Input
    • Safety Timer
  • 20 V Maximum Input Voltage Rating
  • 10.5 V Maximum Operating Input Voltage
  • Low RDS(on) Integrated Power FETs for up to 2 A Charging Rate
  • Open Drain Status Outputs
  • Synchronous Fixed-frequency PWM Controller Operating at 3MHz for Small Inductor Support
  • AnyBoot Robust Battery Detection Algorithm
  • Charge Time Optimizer for improved charge times at any given charge current
  • 2.4 x 2.0 mm 30-ball WCSP Packages
产品应用
  • Smart Phones
  • MP3 Players
  • Portable Media Players
  • Handheld Devices
产品说明

The bq24250C is a highly integrated single-cell Li-Ion battery charger and system power-path management device targeted for space-limited, portable applications with high capacity batteries. The single cell charger has a single input that operates from either a USB port or AC wall adapter for a versatile solution.

Device Information
PART NUMBERPACKAGEBODY SIZE
bq24250CDSBGA (30)2.427 mm × 2.027 mm
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