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adapter - What is the purpose of all these resistors and capacitors in this power supply? - Electrical Engineering Stack Exchange
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Step-Up DC-DC Converter Circuit for Laptop Charger/Adapter, Convert 12V(9-14) to 19V(16-21V) – Deeptronic
My laptop charger turns off as soon as I plug it in to the laptop. It's not the charger that's the problem. Could it be a bad motherboard? - Quora
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65W Laptop Power Adapter Circuit Diagram - Circuit Ideas I Projects I Schematics I Robotics | Circuit diagram, Laptop adapter, Circuit
![Laptop battery charger circuit composed of BQ24700 - Power_Supply_Circuit - Circuit Diagram - SeekIC.com Laptop battery charger circuit composed of BQ24700 - Power_Supply_Circuit - Circuit Diagram - SeekIC.com](http://www.seekic.com/uploadfile/ic-circuit/201159223727277.gif)
Laptop battery charger circuit composed of BQ24700 - Power_Supply_Circuit - Circuit Diagram - SeekIC.com
![65W Laptop Power Adapter Circuit Diagram - Circuit Ideas I Projects I Schematics I Robotics | Circuit diagram, Laptop adapter, Circuit 65W Laptop Power Adapter Circuit Diagram - Circuit Ideas I Projects I Schematics I Robotics | Circuit diagram, Laptop adapter, Circuit](https://i.pinimg.com/600x315/f4/01/a6/f401a6f2153766e415c57f8a1fee4ba5.jpg)