E4/STM-1 Dual Line Interface Transformer ELECTRONICS INC. EPR1624SE • Per ITU-T/G.703 • Designed for STM-1 Applications to support 155.52 Mbps • Operating Temperature : -40°C to +85°C • 1500 Vrms Isolation Electrical Parameters @ 25°C Primary Inductance (µH Min.) Leakage Inductance (µH Max..) Interwinding Capacitance (pF Max.) @ 100 KHz, 0.02 Vrms @ 1 MHz, 0.1 Vrms @ 1 MHz, 0.1 Vrms 42 (Pins 1-3) 0.1 6 DCR (Ω Max.) 0.25 Schematic 1 1:1 3 16 6 14 8 1:1 11 9 Package .500 (12.70) .075 (1.91) Pin 1 I.D. PCA EPR1624SE Date Code .295 (7.49) .460 (11.68) .018 (.460) Suggested Pad Layout .030 (.760) .350 (8.89) .220 (5.59) .090 (2.29) .050 (1.27) .005/.015 (.170/.381) .010 (.254) 0°-8° .020 (.510) .420 (10.67) .050 (1.27) 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. CSR1624SE Rev. - 1/2/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com