5 4 3 2 1 NCS2553 Inputs Outputs D D J1 C1 5 4 3 2 1 R5 75 SD IN1 0.1u 75 0 C2 5 4 3 2 1 J4 C5 5 4 3 2 1 220u R6 75 1 2 3 4 0.1u R2 8 7 6 5 IN1 IN6 IN2 IN5 IN3 IN4 Vcc GND 75 5 4 3 2 1 220u J3 0 C3 R7 75 0.1u R3 C9 75 0 C7 J6 5 4 3 2 1 220u J8 GND 0.1u C8 SD IN3 C SD OUT2 0 5 4 3 2 1 J5 C6 NCS2553 SD IN2 SD OUT1 0 U1 J2 C R1 0 0 SD OUT3 2 1 1 2 10u 0 B 0 J7 Vcc Standoffs J11 J10 NC NC J12 J13 Test Point B TP1 GND Power Supply 0 NC NC A A ON Semiconductor Title NCS2553 Evaluation Board Size A Date: 5 4 3 Document Number NCS2553DGEVB Thursday, November 11, 2010 2 Rev A Sheet 1 of 1 1