T1/CEPT/ISDN-PRI Transformer ELECTRONICS INC. EPA3310S & EPA3310S-RC • Add “-RC” after part number for RoHS Compliant • 1500 Vrrms Hipot (Pri. to Sec.) Electrical Parameters @ 25° C Primary Inductance (mH Min.) Interwinding Capacitance (pF Max.) Leakage Inductance (µH Max.) @ 100 KHz, 0.1 Vrms @ 100 KHz, 0.1 Vrms @ 100 KHz, 0.1 Vrms 1.2 30 Pri. DCR (Ω Max.) Sec. DCR (Ω Max.) 0.60 0.70 0.70 1.0 Pri. w/ Sec. Shorted (T1 & T2) (T1) (T2) Package Schematic .490 (12.45) T1 .070 (1.78) .050 (1.27) PCA EPA3310S(-RC) Date Code .270 (6.86) .400 (10.16) 1 .055 (1.40) Sec. 2 Pri. 3 Suggested Solder Pad Layout 14 1:1.15CT ± 5% T2 Pri. .030 (.762) .350 (8.89) 16 6 11 7 10 Sec. 8 9 1CT:2CT ± 5% .005/.015 (.127/.381) .190 (4.83) .050 (1.27) .018/.022 (.457/.559) .008/.012 (.203/.305) 0°-8° .015/.025 (.381/.635) .350 (8.89) Notes : 1. Lead Finish EPA3310S EPA3310S-RC SnPb Hot Tin Dip (Sn) † 2. Peak Temperature Rating 225°C 3. Moisture Sensitive Levels MSL = 3 (168 Hours, ≤30°C/60%RH) 4. Weight (Tube) 5. Packaging Information (*Add “TR” to end of part number, but (Tape & Reel) in front of “-RC”when placing order) 245°C MSL = 4 (72 Hours, ≤30°C/60%RH) 0.9 grams 0.9 grams 39 pieces/tube 650 pieces/13” reel 39 pieces/tube 650 pieces/13” reel (*EPA3310STR) (*EPA3310STR-RC) † Hot tin dipped over Matte Tin with Ni Barrier 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. CSA3310S & -RC Rev. Orig1 6/27/06 JDG TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com