SMD TYPE Common-Mode Choke APPLICATIONS FEATURES 01 C 08 R E TA C EL D High performance Low cost Compact size Aim at providing electromagnetic interference solution To suppress common mode noise in particular frequency range To prevent EMI affect via precise impedance They are packaged in a flat-top, ceramic header for reliable pick and place operations and optimal thermal characteristics o ELECTRICAL CHARACTERISTICS @25 C PART NO. Inductance (uH) Min DC Resistance (m ) Max CER08C01SM CER08C02SM 35 15 90 180 HI-POT Vrms, 1Sec @ 60HZ 100 100 MECHANICAL CONSTRUCTION Rated current (mA) Max Fig. 500 200 1 2 SCHEMATICS 8.12 A 1 8 4 5 8 7 6 5 1 2 3 4 B 1.27 1.52 DATA CODE C D Fig. 1 G E 1 8 2 7 3 6 4 5 F Fig. 2 IMPEDANCE CURVE CER08C01SM/02SM BOTTOM VIEW 0 ATTENUATION (dB) CER08C01 DEL 0.76 5.08 UNIT : mm / inch A = 8.00 0.254 / 0.315 0.010 B = 5.50 0.254 / 0.217 0.010 C = 4.15 / 0.155 MAX D = 0.20 / 0.008 (REF) E = 0.76 / 0.030 (REF) F = 1.27 / 0.005 (TYP) G = 6.35 / 0.250 (TYP) -10 CER08C02SM -20 CER08C01SM -30 -50 1 10 100 FREQUENCY (MHz) DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 252, SHANG YING ROAD, KUEI SAN, TAOYUAN HSIEN 333, TAIWAN, R.O.C. TEL: 886-3-3591968; FAX: 886-3-3591991 http://www.deltaww.com/products/networking/power.htm B-1 1000