Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
I have designed a battery charging circuit with MCP73831 chip, after testing it for about 4h i ended with a swollen battery, this is the circuit i used
the battery i'am using is 3.7v, 200mAh
the VDD is 4.8v, could anyone help me to found the problem ?