Common Mode Choke ELECTRONICS INC. EPZ3018 • 250 Vrms Isolation • 100 mA Rated Current Electrical Parameters @ 25°C Inductance (mH ± 25%) @ 10 KHz, 0.1 Vrms DCR (Ω Typ.) Turns Ratio SRF (MHz Typ.) 4.0 8.0 1:1 1.0 Pins 1-2, 4-3 Pins 1-2, 4-3 1-2:4-3 Impedance Graph 140K Schematic 140K 1 2 4 3 120K 100K 80K 60K 40K 20K 0 1 MHz 0.1 MHz Frequency 10 MHz 50 MHz Package Marking : PCA EPZ3018 D.C. .500 Ø (12.70) .256 (6.50) Pin 1 I.D. .020 Ø (.510) .384 (9.75) .150 (3.81) .187 (4.75) 3 1 4 2 .187 (4.75) .025 Ø (.660) .256 (6.50) Bottom View Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSZ3018 Rev. 3 3/19/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com