Sony PlayStation 3 hacker Nne has made available some PDF documentation that details how Project PNM PS3 NOR Manager works including schematics, explanations, a bill of materials (BOM), and diagrams.
PS3 batteries and chargers
http://www.digitopz.com/ps3-accessories-ps3-batteries-chargers-c-20_246.html
PS3 batteries and chargers
http://www.digitopz.com/ps3-accessories-ps3-batteries-chargers-c-20_246.html