Hello, the common mobile phone charger power chip models are:
1. TP4056: a single lithium battery charge management chip, suitable for 5V input mobile phone charger.
2. MP2617: A high performance pulse width modulation (PWM) battery charge management chip, suitable for fast charging mobile phone chargers.
3. BQ24195: a chip with integrated Power path management and charge management functions, suitable for USB PD (Power Delivery) fast charger.
4. MAX14578: A fast charging controller for USB PD chargers.
5. R2A20134SP: A chip that integrates power management, battery charging and USB control functions for USB PD chargers.
The above are just some common charger power chip models, in fact, there are many other models of power chips on the market to choose from.
The 5V2A charger power chip U6117SA is known as a low-power energy-saving power supply, which symbolizes the development direction of regulated power supply and has now become the main product of regulated power supply.
Built-in loop compensation, eliminating additional compensation or filter capacitance, improve system efficiency optimize frequency reduction curve and reduce electromagnetic interference, can achieve light load no noise, Multi-Mode control of high-precision primary feedback control (PSR) constant current constant voltage (CC\/CV) controller efficiency to meet the six level energy efficiency requirements, built-in 650V high voltage MOSFET, Automatic compensation of input voltage. Inductance changes to achieve high precision, multi-mode PSR control to improve reliability and efficiency, built-in soft start, starting current, pin floating protection.