march 7, 2007 datatronic : 28151 highway 74, romoland, ca 92858 tel: 951-928-7700 toll free: 888-889-5391 fax: 951-928-7701 email: ddisales@datatronics.com 499 king?s road, hong kong tel: (852) 2562 3858, (852) 2564 8477 fax: (852) 2565 7214, (852) 2563 1290 all specifications are subj ect to change without notice. SM537-1 adsl line transformers features y for use with analog devices ad20msp930 adsl chipset (central office) y excellent total harmonic di stortion (thd) performance y smt and small size package y designed to meet ul1950 and en60950 supplementary insulation requirements for voltages up to 250 vrms maximum electrical specifications at 25 c: operating temp: -40 c to +85 c turns ratio (10-7):(1-4) 1 : 1.1 2% ocl @10khz, 0.1v (1-4) with (2-3) shorted 2.03mh min (10-7) with (8-9) shorted 1.75mh min leakage inductance @100khz 0.1v (10-7) with (2-3), (1-4), (8-9) shorted 7.5 h max longitudinal balance 10khz to 1.1mhz 50db min insertion loss @300khz <0.5db isolation voltage (max) 1500 vrms load resistance 100 ? dc resistance (1-4) with (2-3) shorted 1.30 ? max (10-7) with (8-9) shorted 1.50 ? max thd linearity @30khz -80db typ application co outline dimensions schematic notes: 1. dimensions are shown in inches/millimeters unless otherwise specified, tolerance = inches: 0.010 = millimeters: 0,25 2. for non-rohs parts replace sm prefix with 42- (e.g. SM537-1 becomes 42-537-1) 3. terminal finish is compliant to rohs requirements. solder in accordance with j-std-020c.
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