IP5310 Description:
IP5310 is a multifunctional power management SOC that integrates a boost converter, lithium battery charging management, battery level indication, and TYPE-C protocol, providing a complete power solution for mobile power banks.
The high integration and rich functionality of IP5310 enable it to be applied with minimal peripheral components, effectively reducing the overall size of the solution and lowering BOM costs.
IP5310 only requires one inductor to achieve voltage reduction and boost functions. The DC-DC converter operates at 500KHz and can support low-cost inductors and capacitors.
The synchronous boost system of IP5310 provides a full 3.1A output current with a conversion efficiency of up to 92%. Automatically enter sleep mode when unloaded.
IP5310 adopts switch charging technology, providing up to 3A current and charging efficiency up to 90%. Built in IC temperature and input voltage intelligent adjustment of charging current.
IP5310 supports I2C interface to read chip information (customized model IP5310_i2C), can customize battery level curve, and can accurately display battery level. Supports 1/2/3/4 LED power display and lighting functions.
IP5310 adopts QFN32 5 * 5mm packaging.
IP5310 Features:
Synchronous switch charging and discharging
3.1A synchronous boost conversion, 3A synchronous switch charging
Boost efficiency up to 93%
Charging efficiency up to 92%
Built in power path management, supporting simultaneous charging and discharging
Charge
Automatically adjust charging current and match adapter output capability
Supports TYPEC port 3A and MICRO B port 2A charging
Input BC1.2 charging detection, compatible with host USB charging
Supports 4.20V, 4.30V, 4.35V, and 4.4V batteries
Support battery temperature NTC protection
Battery level display
Support 4/3/2/1 LED battery display
The battery level curve can be PIN selected, and the display light is more uniform
Rich functionality
Automatically detect phone insertion and removal
Integrated TYPE-C DRP protocol, supporting single port input/output
Support high current line compensation function for loads
Integrated dual channel smartphone charging current intelligent recognition DCP
low power consumption
Intelligent load recognition, automatic standby mode
BOM Minimalist
Built in power MOS, single inductor for charging and discharging
Multiple protection, high reliability
Output overcurrent, overvoltage, and short-circuit protection
Input overvoltage, overcharge, overdischarge, overcurrent discharge protection
Whole machine over temperature protection, battery temperature NTC protection
ESD 4KV, instantaneous withstand voltage 11V
Deep customization
I2C interface, flexible and low-cost customization solution
IP5310 Applications:
Mobile power bank/power bank
Portable devices such as mobile phones and tablets

IP5310 Pin definition:
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IP5310 Internal Block Diagram:
IP5310 Typical application schematic: