IP5518V
Overview
IP5518V is a multi-functional power management SOC for total solution on TWS Bluetooth Earphone Charging Box. It integrates with 5V boost converter, lithium battery charging management and battery level indicators.
- Discharge Output capacity: 5V/300mA Up to 93% discharge efficiency of synchronous switch Built-in power path management supports charging and discharging at the same time
- Charge Max 500mA linear charger, adjustable charging current Adjusts charging current automatically to adapt to different load capacity adapters Supports 4.20V, 4.30V 4.35V, 4.40V batteries
- Battery indicators Built-in 12bits ADC , accurate calculation of battery capacity Supports 4/3/2/1 LED battery indicator
- Serial communication Double UART, support earphone independent communication function
- Low-power dissipation Automatically detect earphone plugged-in/ plugged-out/charger-end, Automatically enter standby mode Support detection of earphone plug-in/plug-out independly Standby power consumption up to 20uA minimum Shipping mode standby current maximum value is 3uA
- Simplified BOM Built-in power MOS, only a few peripheral devices are needed in the complete charging and discharging scheme
- Multiple protection, high reliability Output：over current and short circuit protection Input：over voltage protection and Battery over charged protection Over temperature protection Vin pin can withstand up to 30V ESD 4KV
- In-depth customization Flexible and low-cost customized program
- Package: QFN24 (4*4*0.75mm)
