T1/ CEPT/ISDN-PRI Quad Port Transformer ELECTRONICS INC. EPR1538SE & EPR1538SE-RC • Quad Port Transformer Module with IC Side Protection Circuit • Optimized for PMC-Sierra’s Comet Chip PM4354 • Add “-RC” after part number for RoHS Compliant • Extended Temperature Range : -40°C to +85°C • Low Profile Surface Mount Package • Isolation : 1500 Vrms Electrical Parameters @ 25° C OCL (mH Min.) Cw/w (pF Max.) Le (µH Max.) Return Loss (dB Min.) 100 KHz, .1V 100 KHz, .1V 100 KHz, .1V Line Side Xmit/Rcv Xmit/Rcv Xmit 1.2 30 0.70 -9 50-100 KHz DCR (Ω Max.) 100 KHz-2 MHz 2-3 MHz Rcv Xmit Rcv Xmit Rcv Pri. Sec. -12 -15 -18 -11 -14 0.40 0.70 • Line Side Impedance : 100 Ω - 120 Ω CMDR (dB Min.) CMRR (dB Min.) Crosstalk (dB Min.) 0.1-1 MHz 0.1-1 MHz 0.1-10 MHz -50 -40 Package Schematic 1:2.42 1 1.120 (28.45) .090 (2.29) .050 (1.27) .085 (2.16) PCA EPR1538SE(-RC) Date Code 40 .480 (12.19) -50 • .670 (17.02) 3 Solder Pad Layout V 38 G 1:2.42 5 20 6 .030 (.762) .010/.015 (.254/.381) .260 (6.60) .050 (1.27) .016/.022 (.406/.559) 8 .008/.012 (.203/.305) 0°-8° .035 (.889) Notes : (Solder Composition) (Leadframe) (Assembly Solder) EPR1538SE EPR1538SE-RC SnPb SnPb Sn SnPb 225°C 260°C 3 (per IPC/JEDEC J-STD-020C) 4. Weight (Tube) 5. Packaging Information (Tape & Reel) 1:2.42 32 10 31 Chip Side Line Side 1:2.42 V 28 G 1:2.42 15 (72 Hours, ≤30°C/60%RH) 4 17 TBD grams TBD grams 18 19 pieces/tube 19 pieces/tube 300 pieces/13” reel 300 pieces/13 reel 19 (*EPR1538SE-TR) (*EPR1538SE-RCTR) 20 27 26 1:2.42 16 (168 Hours, ≤30°C/60%RH) 30 29 14 (per IPC/JEDEC J-STD-020C) 3. Moisture Sensitive Levels (MSL) 33 G 12 (RoHS exemption 7a) 2. Peak Solder Rating V 9 13 1. Assembly Process 35 34 11 .600 (15.24) 37 36 1:2.42 7 .950 (24.13) 40 39 4 21 1 2 25 24 V 23 G 1:2.42 22 21 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. CSR1538SE & -RC Rev. 3 12/7/05 JDG TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com