T1/E1/ CEPT Quad Port Transformer ELECTRONICS INC. EPR1533S • Optimized for Leading Tranceiver I.C.’s • Robust construction allows IR/VP reflow processes • Operating Temperature : 0 °C to + 70°C • 1500 Vrms Isolation Electrical Parameters @ 25° C Primary Inductance (mH Typ.) @ 100 KHz, 0.1 Vrms Leakage Inductance (µH Max.) Interwinding Capacitance (pF Max.) DCR (Ω Max.) Turns Ratio (± 2%) Xmit Rcv @ 100 KHz, 0.1 Vrms @ 100 KHz, 0.1 Vrms Xmit Rcv @ Pri. w/ Sec. shorted Pri. to Sec. Pri. Sec. Pri. Sec. Pri:Sec Pri:Sec 0.5 35 0.8 3 0.8 0.8 1:2.4 1: 1 1.5 Schematic Xmit1 Cable Side 40 39 Chip Side (Pri.) 1 2 Rcv1 38 37 3 4 Rcv2 35 34 6 Xmit2 Xmit3 33 32 30 29 Rcv 28 27 Rcv4 25 24 23 22 8 9 11 12 13 16 18 19 7 14 17 Xmit4 Package 1.120 (28.45) .090 (2.29) .050 (1.27) .085 (2.16) PCA EPR1533S Date Code .480 (12.19) 40 21 .670 Solder Pad Layout (17.02) 1 20 .950 (24.13) .030 (.762) .010/.015 (.254/.381) .260 (6.60) .050 (1.27) .016/.022 (.406/.559) .008/.012 (.203/.305) 0°-8° .035 (.889) .600 (15.24) 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. CSR1533S Rev. - 1/13/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com