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Richtek offers a wide range of battery chargers and wireless power solutions as well as battery gauges and protection devices. Our battery management products and supporting tools accelerate the design of high efficient and high performance battery-powered applications.
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Single Cell Li-ion Battery Chargers
Battery Fuel Gauge
How does mobile phone fast charging work?
Wireless Application : How to Make a Wireless LED Light
DIY - How to make a power bank by yourself