Schematic for the NCP1421LED Demonstration Board 10/18/2004 1 D 2 4 3 D J1 Vbat C2 J2 22uF/6.3V GND GND C5 N/C FB D1 C4 GND B J5 RS VFB 2.2R N/C GND C 1 C6 6 7 8 22uF/6.3V Vout C3 220nF C1 Lx REF J4 Vout D2 4 LBO LUXEON Med.PWR GND C LBI/EN 475k 3 R2 2 100k 100k R1 L1 3 1 2 Provision to put Luxeon Star/O 5 R3/D2 Vbat 6.8 uH STOP J3 N/C RUN ENABLE U1 NCP1421 LUXEON Star GND B J6 GND GND A A Title NCP1421 - LUMILED ON semiconductor 14, rue Paul Mesplé Number: A4 JH-11-2003 31112 Time: 16:03:51 Date: 26-Feb-2004 Sheet 1 of 1 Revision: 2.0 Toulouse France File: D:\UserData\PROJECTS_MB\WHITE_LED\NCP1421\NCP1421_LUXEON.DDB - Documents\NCP1421_LUXEON.Sch Size: 1 2 3 4