June 6, 2011 OBSOLETE This part is OBSOLETE, the SM501-1 is a possible replacement (Inventory Available letter www.datatronics.com/pdf/sm502-1-inventory-available.pdf) SURFACE MOUNT TELECOM TRANSFORMER SM502-1 FEATURES Subminature 7.36mm seated Height Vacuum encapsulated Tested at 4600 Vrms UL1459 File No. E173817 Insulation System Weight 2 gram EN60950 Recognized File E173817 BABT Approval No. CRC 0047 Operating Temperature -20°C to +85°C Storage Temperature -20°C to +85°C APPLICATIONS MODEMS TELECOMMUNICATIONS LAPTOP COMPUTERS INSTRUMENTATION ELECTRICAL SPECIFICATIONS AT 25°C IMPEDANCE PRIMARY 600 SHUNT INDUCTANCE (MIN) SECONDARY 600 SHUNT LOSS (MIN) TURNS RATIO 1:1 INSERTION LOSS @2KHz (MAX) LEAKAGE INDUCTANCE @1KHz (TYP) 3.0 dB FREQUENCY RESPONSE @200-4000Hz (MAX) 24 dB LONGITUDINAL BALANCE (MIN) 80 dB DISTORTION (TYP) DC RESISTANCE* 0 mA PRIMARY 150 (± 15%) 150 SECONDARY(± 15%) INSULATION RESISTANCE @500VDC (MIN) -85 dB POWER LEVEL 7 mH UNBALANCE D.C. CURRENT ±0.25 dB RETURN LOSS @200-4000Hz (MIN) 3.8 H 7500 100 M DIELECTRIC STRENGTH for 1 minute 4600 Vrms 10 dBM Note : for use with recommended circuit (BS6305 impedance Class A non-speech or Class B speech) * SM502-1 Is symmetrical meaning there is no real primary or secondary winding. **SM502-1 is identical to SM-LP5002. SM-LP5002 is European version. Terminal finish is compliant to RoHS requirements. Solder in accordance with J-STD-020D OUTLINE DIMENSIONS 1 2 3 0.60 Typ SM502-1 DATE 6 5 4 PRI 3 9.60 RECOMMENDED CIRCUITS 600 Ohm Matching (speech) SEC 4 12.0 2.54 5.08 2.50 X 0.95 Suggested PCB Layout BS6305 Class (A) Matching (non-speech) 6 .8 F 6 .8 n F 5 % 370 3 .3 F 310nF 4 3 0 2 % 6 .8 n F 5 % 1 :1 DATATRONIC: N/C SCHEMATIC 0.60 Typ ALL DIMENSIONS IN MILLIMETERS TOLERANCE : XX =+/ 0 25MM Leads Coplanarity = 0.15mm Maximum L IN E N/C 12.5 7.36 600 6 1 1 0 0 n F 5 % 620 680 2 % 5 6 0 5 % 1 : 1 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700, Fax: 951-928-7701, E-Mail: [email protected] 499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 84 77 Fax: (852) 2565 7214, (852) 2563 1290 All specification are subject to change without notice.