February 4, 2009
SURFACE MOUNT TELECOM TRANSFORMER SM501-1
Features
UL60950-1 Recognized
Operating Temp. -20°C to +85°C
Storage Temp. -20°C to +85°C
APPLICATIONS
Modems
Laptop Computers
ELECTRICAL SPECIFICATIONS AT 25ºC
IMPEDANCE
PRIMARY
SECONDARY
TURNS RATIO
INSERTION LOSS @ 2 kHz (max)
FREQUENCY RESPONSE @ 200-4000Hz
RETURN LOSS @ 200-4000Hz
LONGITUDINAL BALANCE (min)
DISTORTION (max)
POWER LEVEL
600 Ohms
600 Ohms
1:1
2.0 dB
±0.25 dB
24 dB
80 dB
-76 dB
10 dBm
SHUNT INDUCTANCE (min)
SHUNT LOSS (min)
LEAKAGE INDUCTANCE @ 1kHz
UNBALANCED D.C. CURRENT
DC RESISTANCE*
PRIMARY
(±15%)
3.8 H
7500 Ohms
6-7 mH
0 mA
115 Ohms
115 Ohms
100 MOhms
4600 Vrms
2 grams
Telecommunications
Instrumentation
SECONDARY (±15%)
INSULATION RESISTANCE (min) @500VDC
DIELECTRIC STRENGTH for 1 minute (PRI – SEC)
Weight:
Note: For use with recommended circuit (BS6305 impedance Class A non-speech or Class B speech)
*SM501-1 is symmetrical meaning there is no real primary or secondary winding.
**SM501-1 is identical to SM-LP-5001. SM-LP-5001 is the European version and is UL60950-1 recognized.
Terminal finish is compliant to RoHS requirements
.
Solder in accordance with J-STD-020C
OUTLINE SPECIFICATIONS
1
2
3
0.60
Typ
SM501-1 DATE
C
US
6
5
4
0.60
Typ
9.60
PR
PRC
1
N/C
N/C
6
SEC
4
SCHEMATIC
3
12.5
ALL DIMENSIONS IN MILLIMETERS
TOLERANCE : .XX =+/-0.25MM
2.54
7.36
5.08
12.0
2.50 X 0.95
Leads Coplanarity = 0.15mm Maximum
RECOMMENDED CIRCUITS
600
Ω
MATCHING (SPEECH)
600
Ω
LINE
6.8uF
6.8nF
±5%
6.8nF
±5%
430
Ω
LINE
±2%
BS6305 CLASS A MATCHING (NON-SPEECH)
370
Ω
310nF
620
Ω
3.3uF
100nF
±5%
560
Ω
±5%
680
Ω
±2%
DATATRONIC
:
28151 Highway 74, Romoland, CA 92585
Tel: 951-928-7700 Fax: 951-928-7701 Email: ddisales@datatronics.com
499 King’s Road, Hong KongTel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290
All specifications are subject to change without notice
DATATRONICS [ DATATRONIC DISTRIBUTION, INC. ]
