SM502-1 Datasheet, PDF (1/1 Pages) Datatronic Distribution, Inc. – This part is OBSOLETE, the SM501-1 is a possible replacement

June 6, 2011
OBSOLETE
FEATURES
This part is OBSOLETE, the SM501-1 is a possible replacement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
 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
 LAPTOP COMPUTERS
ELECTRICAL SPECIFICATIONS AT 25°C
 TELECOMMUNICATIONS
 INSTRUMENTATION
IMPEDANCE
PRIMARY
SECONDARY
TURNS RATIO
INSERTION LOSS @2KHz (MAX)
FREQUENCY RESPONSE @200-4000Hz (MAX)
RETURN LOSS @200-4000Hz (MIN)
LONGITUDINAL BALANCE (MIN)
DISTORTION (TYP)
POWER LEVEL
600 
600 
1:1
3.0 dB
±0.25 dB
24 dB
80 dB
-85 dB
10 dBM
SHUNT INDUCTANCE (MIN)
SHUNT LOSS (MIN)
LEAKAGE INDUCTANCE @1KHz (TYP)
UNBALANCE D.C. CURRENT
DC RESISTANCE* PRIMARY (± 15%)
SECONDARY(± 15%)
INSULATION RESISTANCE @500VDC (MIN)
DIELECTRIC STRENGTH for 1 minute
3.8 H
7500 
7 mH
0 mA
150 
150 
100 M
4600 Vrms
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
0.60
Typ
1
2 SM502-1
3
DATE
6
5 9.60
4
12.5
0.60
Typ
ALL DIMENSIONS IN MILLIMETERS
TOLERANCE : XX =+/ 0 25MM
7.36
1
6
PRI ^N/C
N/C _SEC
3
4
SCHEMATIC
12.0
2.54
5.08
2.50 X 0.95
Leads Coplanarity = 0.15mm Maximum
Suggested PCB Layout
RECOMMENDED CIRCUITS
600 Ohm Matching (speech)
600 
6.8F
L IN E
6.8 nF 5%
BS6305 Class (A) Matching (non-speech)
6.8 nF 5%
4 3 0 
 2%
370 
310nF
620 
3.3F _{100 nF 5%}
560 5%
1:1
1:1
680 
2%
DATATRONIC: 28151 Highway 74, Romoland, CA 92585 Tel: [phone], Fax: [phone], E-Mail: [e-mail]
499 King’s Road, Hong Kong Tel: [phone] Fax: [phone]
All specification are subject to change without notice.