T-33001 Datasheet, PDF (1/1 Pages) Rhombus Industries Inc. – PCMCIA Modem Transformers

PCMCIA Modem Transformers
T-33003/T-33004 Compatible with 56 kb/s Technologies
Impedance matching transformers
for telecommunications.
Ideal for PCMCIA Type II
data/fax modem cards
Schematic
Style "B"
1
6
Schematic
Style "C"
2
9
V.32 bis/V.17 14400 bps applications
PRI
SEC.
PRI
SEC.
Longitudinal Balance is 60dB minimum
Designed to meet FCC Part 68
3
4
4
7
Custom Designs Available
Electrical Specifications at 25^OC
Parameter
Impedance
R Load
PRI.
SEC.
T-33001
600
346
T-33002
600
346
T-33003
600
392
T-33004
600
294
Units
Ω
Ω
Turns Ratio
+ 2%
1:1
1:1
1:1
1:1
Direct Current in Pri. (DCI)
maximum
0
0
0
0
mA
DC Resistance
PRI. + 10%
127
127
105
180
Ω
SEC. + 10%
150
150
112
156
Ω
Insertion Loss
max., ref. 1 kHz
3.3
3.3
2.35
2.7
dB
Return Loss
min., 300 Hz to 3.5 kHz
25
25
20
30
dB
Longitudinal Balance
minimum
60
60
60
60
dB
200Hz - 4kHz 200Hz - 4kHz 300Hz - 3.5kHz 300Hz - 3.5kHz
Frequency Response
300 Hz to 3.5 kHz
+ 0.25
+0.25
+ 0.25
+0.25
dB
Total Harmonic Distortion
typ. 600 Hz, -10 dBm
-76
-76
-76
-83
dB
Isolation
Schematic Style
minimum
1000
B
1000
B
1650
C
1000
C
V_RMS
.050
(1.27)
1
2
3
T-33001
Package
.520
(13.21)
.400
(10.16)
.164
(4.17)
6 _.330
5 _(8.38)
4
Specifications subject to change without notice.
Rhombus
Industries Inc.
Dimensions in Inches (mm)
T-33003 & T-33004
Package
T-33002
Package
.520
(13.21)
.400
(10.16)
.164
(4.17)
.079
(2.00)
TYP.
.020
(0.50)
TYP.
6
5
7
8
9
4
.660
2 ^(16.76)
MAX.
10
1
.660
(16.76)
MAX.
1
2
6 _.330
5 _(8.38)
.768
.027
(19.50)
3
4
(0.69)
.172
(4.37)
MAX.
Terminal #1 Indicator
.053
(1.35)
For other values & Custom Designs, contact factory.
PCMCIA2 - 10/98
15801 Chemical Lane, Huntington Beach, CA 92649-1595
2
Tel: [phone] • Fax: [phone]