EPR1539SE

T1/E1/ CEPT Quad Port Transformer ELECTRONICS INC. EPR1539SE • Optimized for Lead Transceiver I.C.’s • 1500 Vrms Isolation • • Operating Temperature -40°C to +85°C • • • Robust construction allows IR/VP reflow processes • Electrical Parameters @ 25° C Primary Inductance (mH Min.) † @ 100 KHz, 0.1 Vrms Leakage Inductance (µH Max.) @ 100 KHz, 0.1 Vrms Measure Pri. short Sec. 1.2 0.6 Interwinding Capacitance (pF Max.) @ 100 KHz, 0.1 Vrms Pri. to Sec. 35 Pri. 0.7 XMIT Sec. 1.2 Pri. 0.7 DCR (Ω Max.) RCV Sec. 1.2 Turns Ratio (± 2%) XMIT Pri:Sec 1: 2 RCV Pri:Sec 1: 2 • † Note : 1.5 mH Typ. @ 25°C, 0.6 mH Min. @ -40°C • Schematic Xmit 1 Sec. 40 39 Rcv 1 Pri. 38 37 Rcv 2 Pri. 35 34 Xmit 2 Sec. 33 32 Xmit 3 Sec. 30 29 Rcv 3 Pri. 28 27 Rcv 4 Pri. 25 24 Xmit 4 Sec. 23 22 1 Pri. 2 3 4 Sec. 6 7 Sec. 89 Pri. 11 12 Pri. 13 14 Sec. 16 17 Sec. 18 19 Pri. Package 1.120 (28.45) 40 PCA EPR1539SE Date Code .085 (2.16) .050 Typ. (1.27) 21 .480 (12.19) .670 Solder Pad Layout (17.02) 1 20 Pin 1 I.D. .260 (6.60) .090 Typ. (2.29) .950 (24.13) .012 Typ. (.305) .030 Typ. (.762) 0°-8° .035 (.889) .010 (.254) .019 Typ. (.483) .050 Typ. (1.27) .600 (15.24) Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSR1539SE Rev. - 2/4/02 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