bq24232H - Texas Instruments

bq24232H USB-Friendly Lithium-Ion Battery Charger and Power-Path Management

The bq2423xH series of devices are highly integrated Li-ion linear chargers and system power-path management devices targeted at space-limited portable applications. The devices operate from either a USB port or AC adapter and support charge currents from 25 mA to 500 mA. The high-input voltage range with input overvoltage protection supports low-cost, unreg.

Features

•1 Fully Compliant USB Charger
  – Selectable 100-mA and 500-mA Maximum Input Current
  – 100-mA Maximum Current Limit Ensures Compliance to USB-IF Standard
  – Input-based Dynamic Power Management (VIN
  – DPM) for Protection Against Poor USB Sources
• 28-V Input Rating With Overvoltage Protection
• 4.35-V Battery Regulation
• Integrated Dynamic Power-Path Management (DPPM) Function Simultaneously and Independently Powers the System and Charges the Battery
• Supports up to 500-mA Charge Current With Current Monitoring Output (ISET)
• Programmable Input Current Limit up to 500 mA for Wall Adapters
• Pr.