The PMP40228 is a reference design for 5V 2A adapter applications. The solution implements a high efficiency primary side controller UCC28704: it meets COC V5 Tier2 2016 specification with 130mOhm cable: it is fully test and passes conduction EMI. The board uses a single layer PCB and diode rectifier: it is a cost-effective solution with Low BOM cost. The board measures 41mm x 38.5mm x 15mm.