S574-1000-17 Datasheet, PDF (1/1 Pages) Bel Fuse Inc. – V.34 SRF. MNT. MODEM TRANSFORMERS S574-1000-17 and S574-1000-18

TM0053
defining a degree of excellence
V.34 SRF. MNT. MODEM TRANSFORMERS
S574-1000-17 and S574-1000-18
MECHANICALS
Pin 2
0.700(17.78)
Max
D.C.
4
Part No.
10
0.550
(13.97)
Max
6
S574-1000-17
Pin 2
0.550
(13.97)
Max ₄
0.575(14.61)
Max
10
bel
D.C.
Part No.
6
S574-1000-18
SCHEMATIC
2
10
Primary
Secondary
4
6
SUGGESTED PC
BOARD LAYOUT
0.420
(10.67)
Max
0.420
(10.67)
Max
0.73
(18.54)
0.080
(2.03)
0.100
(2.54)
0.697(17.70)
0.697(17.70)
0.050
(1.3)
ELECTRICALS
TYPICAL FREQUENCY RESPONSE
SPECIFICATIONS
UNITS
0.5
0.3
Suitable for modem speeds up to:
Reflects 600 ohm at Pri with R_Load
D.C. Resistance, 20^oC, +/- 10%, Pri
D.C. Resistance, 20^oC, +/- 10%, Sec
Frequency Response, 100 to 4000Hz
Insertion Loss at 1KHz, 20^oC
Return Loss vs 600 ohms at 1KHz
Direct Current
Dielectric Test Pri-Sec, Pri to core
Direct Current
Turns Ratio (Pri-Sec) 1KHz, +/- 1%
Longitudinal Balance 60 to 1000Hz
Longitudinal Balance 1000 to 4000Hz
Total Harmonic Distortion 600Hz @ -10dBm
TYPICAL DISTORTION FIGURES (T.H.D.)
V.34
340
120
145
+/- 0.2
2.5 Max
37 Typ
None
1250
None
1:1
70 Min
60 Min
- 86 Max
--
ohms
ohms
ohms
dB
dB
dB
--
VAC
--
--
dB
dB
dB
0.1 "-17"
0
-0.1
-0.3 ^"-18"
-0.5
10
100
1000
Frequency (Hz)
4000
TYPICAL RETURN LOSS VERSUS 600 Ω
50
"-17"
40
30 ^"-18"
20
10
0 ₂₀₀
1000
4000
PART
NUMBER
S574-1000-17
S574-1000-18
Ref 100 150 200
Hz Hz Hz
-10 dBm -72 -80 -83
-10 dBm -59 -66 -72
250 300 600
Hz Hz Hz
-86 -89 -93
-75 -78 -88
Frequency (Hz)
All dimensions are in inches(mm).
The dimension tolerance is +/- 0.01(0.25)
unless otherwise specified.
Corporate Office
Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302-4496
Tel: [phone]
Fax: [phone]
E-Mail: [e-mail]
Internet: http://www.belfuse.com
T407
Far East Office
Bel Fuse Ltd.
8F/8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel: [phone]
Fax: [phone]
European Office
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Preston PR1 8UD
Lancashire, U.K.
Tel: [phone]
Fax: [phone]