ETHERNET 10BASE-T PCMCIA TRANSFORMER MODULES Networking Components 10BASE-T PCMCIA TRANSFORMER MODULES N LA F7 27 61 o ELECTRICAL CHARACTERISTICS @25 C Hi-Pot Test @60Sec, 1500Vrms Model Insertion Loss (dB Max) -1.0 (1-10MHz) LANF72761 LANF72763 LANF72764 LANF72765 LANF72766 Attenuation Return Loss Com. To Com. Mode Rejection TX (dB Min) RX 5-10MHz (dB Min) TX (dB Min) RX -7 (20MHz) -5 (20MHz) 100 Ohm 98 13 Ohm -30 (10-50MHz) -30 (10-50MHz) -18 (25MHz) -11 (25MHz) -18 -15 -28 (50-100MHz) -25 (50-100MHz) Turns Ratio TX/RX( 5%) 1:1 / 1:1 -30 (30MHz) -16 (30MHz) -33 (40MHz) -26 (40MHz) MECHANICAL CONSTRUCTION SCHEMATICS A 1 R1 B R2 D 14 LOW PASS FILTER 2 13 3 LANF7276* 12 DATE CODE 10 R3 C 4 H 5 6 F I G E 7 R4 R5 R7 9 LOW PASS FILTER 8 R6 J K 15.24 13.03 17.91 2.54 0.76 UNIT : mm / inch A = 20.30 0.254 / 0.799 0.010 B = 13.50 0.254 / 0.531 0.010 C = 2.45 / 0.096 MAX D = 17.00 0.254 / 0.670 0.010 E = 2.54 / 0.100 (TYP) F = 0.46 0.127 / 0.018 0.005 G = 0.10 / 0.004 MIN H = 0.254 / 0.010 (TYP) I = 1.13 / 0.044 REF. J = 0o ~ 8o K = 15.24 / 0.600 (TYP) RESISTOR VALUES Number R1 R2 R3 R4 R5 R6 R7 LANF72761 49.9 Ohm 49.9 Ohm 274 Ohm LANF72763 49.9 Ohm 49.9 Ohm 49.9 Ohm 49.9 Ohm 68.7 Ohm 316 Ohm LANF72765 49.9 Ohm 49.9 Ohm LANF72766 49.9 Ohm 49.9 Ohm 68.1 Ohm 287 Ohm 316 Ohm 316 Ohm 53.6 Ohm 274 Ohm 68.7 Ohm 53.6 Ohm 53.6 Ohm 316 Ohm 806 Ohm N/A LANF72764 68.1 Ohm 287 Ohm 53.6 Ohm 316 Ohm 53.6 Ohm Model 53.6 Ohm 316 Ohm DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C. TEL: 886-3-3591968; FAX: 886-3-3591991 Http://www.deltaww.com/products/networking B-1 1.2K Ohm N/A N/A