5 4 3 2 1 R4 10 D R5 10 D U_r = U_s - U_f_red = 4 - 2,6 = 1,4V R = U_r / I = 1,4 / 0.35 = 4 Ohms => 3.3 Ohms used (R4||R5||R6) R6 10 R1 G1a G1b B1 VCC Temperature sensor IO5 4 C C7 5 100nF V+ Vo GND GND NC 3 2 1 C STLM20 B R1 R1 G1a G1a G1b G1b B1 B1 R2 R2 G2a G2a G2b G2b B2 B2 NC NC GND GND NC Vo NC Vcc NC NC Vd Vd Vd Vd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 B ICC CONNECTOR2 A A Title <Title> Size A Date: 5 4 3 Document Number <Doc> Thursday, December 21, 2006 2 Rev <RevCode> Sheet 1 of 1 1