rhombus transformers & magnetic products industries inc. name: sheet: date: rhombus p/n: cust p/n: 15801 chemical lane, huntington beach, ca 92649-1595 phone: (714) 898-0960 fax: (714) 896-0971 www.rhombus-ind.com turns ratio pins 1-4:16-13 & 5-8:12-9 1:1.8 & 1:2.5 T-13502 3/24/94 1 of 1 parameter min. max. units open circuit inductance 22 mhy 1-4 (1) 5-8 (2) leakage inductance 1-4 (1) short 16-13 (3) 15 m hy 5-8 (2) short 12-9 (4) 30 m hy interwinding capacitance (c w/w ) 1-4 (1) & 16-13 (3) 100 pf 5-8 (2) & 12-9 (4) 100 pf distributed parallel capacitance 1-4 (1) 140 pf 5-8 (2) 150 pf primary dc resistance: 1-4 (1) ; 5-8 (2) 2.12 2.87 ohms secondary dc resistance: 16-13 (3) 3.57 4.83 ohms secondary dc resistance: 12-9 (4) 4.93 6.67 ohms isolation (hi-pot) 2000 v rms 9 6 5 10 8 7 11 12 13 2 1 14 4 3 pri sec 15 16 schematic diagram isdn s-interface dual transformer meets the pulse waveform template of ccitt i.430. o primary is line side o unbalanced current at te: d idc = 1 mamax. o longitudinal conversion loss - 10khz to 300 khz: 60db min. flammability: materials used in the production of these units are ul94-vo and meet requirements of iec 695-2-2 needle flame test. package dimensions in inches (mm) oscillation voltage = 700mv oscillation frequency = 10.0 khz 1. connect pins 2 & 3 2. connect pins 6 & 7 3. connect pins 14 & 15 4. connect pins 10 & 11 parts shipped in anti-static trays. 40 pieces per tray
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