MP2315S multi-channel power supply module

1. The step-down
uses MP2315S, which is a high-frequency synchronous rectification step-down switch mode converter with built-in power MOSFET. It provides a very compact solution that achieves 3A continuous output current over a wide input supply range with excellent load and line regulation. The MP2315 features a synchronous operating mode to achieve higher efficiency over the output current load range. Current mode operation provides fast transient response and simplifies loop stability. With current protection and over-temperature protection functions.
Features:
4.5~24V wide voltage input,
maximum output current 3A
Typical application circuit:
2. The boost
uses the HX3608 boost chip. HX3608 is a micro-sized, high-efficiency, step-up DC/DC regulator. The circuit consists of current mode PWM control loop, error amplifier, slope compensation circuit, comparator and power switch and other modules. The chip can operate efficiently and stably within a wide load range and has a built-in 4A power switch and soft-start protection circuit. The conversion efficiency of up to 93% can effectively extend battery life. The output voltage can be set by adjusting two external resistors.
Features:
Efficiency up to 92%
Output voltage can rise up to 28V
Input voltage range 2~24V
Fixed switching frequency of 1.2MHz
Automatic PWM/PFM switching mode
Power path supports short circuit protection
Typical application circuit: