Common Mode Choke for Telecom Application ELECTRONICS INC. EPA3284G • Designed for 4-Wire Links, such as ISDN-S/T and T1/E1/CEPT • • High Frequency Chokes for EMI Reduction • • Operating Temperature : 0°C to +70°C • Electrical Parameters @ 25° C OCL (µH Min.) Interwinding Capacitance (pF Max.) Leakage Inductance (µH Max.) @ 100 KHz 0.1 Vrms +25°C @ 100 KHz 0.1 Vrms -40°C @ 100 KHz 0.1 Vrms @ 100 KHz 0.1 Vrms 47 27 20 0.18 Hipot (Vrms) DCR (Ω Max.) 500 0.40 Typical Impedance Typical Common Mode Attenuation Schematic dB 0 1:1:1:1 1 8 2 7 3 6 4 5 -5 -10 -15 -20 -25 -30 1 MHz 10 MHz 100 MHz 3.0K 2.8K 2.6K 2.4K 2.2K 2.0K 1.8K 1.6K 1.4K 1.2K 1K 800 600 400 200 0 1 MHz 10 MHz 100 MHz Package Pin 1 I.D. F PCA EPA3284G D.C D Dimensions Q N A H M Dim. Suggested Pad Layout A B C D F G H L M N P Q P B C Min. .340 .250 ------.320 ------------- (Inches) Max. Nom. .360 .270 .098 ----.340 .040 ----------- .350 .260 --.300 .100 .330 --.270 .070 .100 .050 .270 (Millimeters) Max. Nom. Min. 8.64 6.35 ------8.43 ------------- 9.14 6.86 2.49 ----8.64 1.02 ----------- 8.90 6.60 --7.62 2.54 8.38 --7.87 1.78 2.54 1.27 6.86 L G PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSA3284G Rev. 2 10/18/01 Product performance is limited to specified parameters. Data is subject to change without prior notice. TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com