1 2 3 4 5 REV A J1 6 ECO # DESCRIPTION DATE A SW 1 L1 4.7uH VIN U1 EN FB GND 5 1 J3 C1 VIN SW 3 2 J2 1 1 4 D1 MCP1661 10uF RT 1050K MBR0540 VOUT C2 10uF J4 1 GND RB 120K GND B GND GND GND GND B SW2 L2A J7 D2 CC Vout 1uF 4.7uH 1 2 MBR0540 3 1 VOUT L2B 4.7uH 4 VCC RT2 2.2K SW1 GND U2 EN 4 EN FB C VCC GND 5 1 VIN SW RB2 1 1.3K C4 C5 10uF DNP MCP1661 C3 C6 10uF DNP J8 REN 1M GND 1 J6 VIN C 2 1 J5 3 GND GND GND GND GND GND GND Drawn By: Stefan Ponova Engineer: D D Stefan Ponova PartNumber: Project Title ADM00566 MCP1661 Evaluation Board Designed with Sheet Title MCP1661 Size File: 1 2 3 4 5 B Sch #:03-10254 Revision: 1 Date: 6/18/2014 12:47:27 PM Sheet 1 of 1 MCP1661.SchDoc 6 Altium.com