Telecommunication ISDN S Transfor mer Components DT21-8808AT A 1 DT21-8808AT 6 N1 PRI DELTAXXXX N3 8 3 N2 SEC N4 5 10 WHITE DOT ON PIN1 XXXX: DATE CODE E B C 2 3 1 4 5 5 F 6 D DIMENSIONS IN mm A B C D E F 14.5 MAX 11.0 MAX 2.7 MIN 2.54 0.3 14.5 MAX 10.16 0.3 ELECTRICAL CHARACTERISTICS TURNS RATIO (PRI:SEC) INDUCTANCE LEAKAGE INDUCTANCE D.C RESISTANCE 1:2 2% @10KHz 0.1V PRI: 22mH Min. @10KHz 0.1V SEC: 12uH Max. @100KHz 0.1V PRI: 2.4 Max. SEC: 5.0 Max. 100pF Max. @100KHz 0.1V 150pF Max. @100KHz 0.1V 2000VAC 2SEC @PRI TO SEC INTERWINDING CAPACITANCE DISTRIBUTED CAPACITANCE DIELECTRIC STRENGTH DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 31-1, SHIEN PAN ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C. TEL: 886-3-3626301; FAX: 886-3-3618901 http://www.deltaww.com 1