DC1590B-A - LTC3880EUJ Demo Board (RSENSE) I Vin Range: 6.5V to 24V, VOUT0 = 0.5V to 4V @ 20A, VOUT1 = 0.5V to 5V @ 20A, PMBus Controlled, works w/ DC1613A
Manual 
LTC3880 - Product Info
DC1613A - Companion Board
DC2026C - Companion Board
Linduino - SoftwareLTpowerCAD - SoftwareLTpowerPlay - Software