BQ24751RHDR

The BQ24751RHDR represents a sophisticated and reliable solution for charging single-cell Li-ion or Li-polymer batteries. Its integration of power management features, input voltage regulation, and full USB BC1.2 compliance showcases its commitment to efficient and fast charging capabilities. With a focus on safety and optimization, this charger IC offers programmable charge current and voltage regulation, as well as thermal regulation to prevent overheating. Its inclusion of power-path management and battery pack authentication further solidify its position as a top choice for charging needs

主な特長

• 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
• Integrated Dynamic Power Path Management
• (DPPM) Function Simultaneously and
• Independently Powers the System and Charges
• the Battery
• Supports up to 1.5-A Charge Current with Current
• Monitoring Output (ISET)
• Programmable Input Current Limit up to 1.5 A for
• Wall Adapters
• System Output Tracks Battery Voltage (bq24072)
• Programmable Termination Current (bq24074)
• Battery Disconnect Function with SYSOFF Input
• (bq24075, bq24079)
• Programmable Pre-Charge and Fast-Charge
• Safety Timers
• Reverse Current, Short-Circuit and Thermal
• Protection
• NTC Thermistor Input
• Proprietary Start-up Sequence Limits Inrush
• Current
• Status Indication – Charging/Done, Power Good