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T-843 Datasheet(PDF) 1 Page - Rhombus Industries Inc.

Part # T-843
Description  Modem Coupling & Voiceband Transformers
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Manufacturer  RHOMBUS-IND [Rhombus Industries Inc.]
Direct Link  http://www.rhombus-ind.com
Logo RHOMBUS-IND - Rhombus Industries Inc.

T-843 Datasheet(HTML) 1 Page - Rhombus Industries Inc.

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For other values & Custom Designs, contact factory.
Specifications subject to change without notice.
15801 Chemical Lane, Huntington Beach, CA 92649-1595
Tel: (714) 898-0960 • Fax: (714) 896-0971
Rhombus
Industries Inc.
COUPLING - 9/98
Modem Coupling &
Voiceband Transformers
Low Distortion
Low Profile /SMD Versions
Most Parts Listed are Suitable
for V.32 Applications
Dimensions in Inches (mm)
Package for T-33000 & T-843
4
Footprint Contact
Surface Area,
Not PCB Pad Layout
.248
(6.30)
.394
(10.0)
.080
(2.0)
.012
(0.3)
.022
(0.55)
.453
(11.50)
.024
(0.6)
TYP.
.410
(10.4)
.080
(2.0)
TYP.
.024
(0.6)
TYP.
1
8
4
5
Parameter
T-33000
T-843
Units
Impedance
PRI.
600
600
Ω
R Load
SEC.
487
600
Ω
Turns Ratio
+ 2%
1:1
1:1
Direct Current in Pri. (DCI)
maximum
0
0
mA
DC Resistance
PRI.
67 + 10%
55 + 10%
Ω
SEC.
85 + 10%
43 + 10%
Ω
Insertion Loss
max., ref. 1 kHz
1.5
1.0
dB
Return Loss
min., 300 Hz to 3.5 kHz
25
20
dB
Longitudinal Balance
minimum
60
--
dB
60Hz - 1kHz
Frequency Response
300 Hz to 3.5 kHz
+ 0.5
+ 0.7
dB
Total Harmonic Distortion
typ. 600 Hz, -10 dBm
-60
--
dB
Isolation
minimum
1250
150
V
RMS
Schematic Style
A
C
Electrical Specifications at 25OC
1
4
5
8
Schematic
"C"
2
3
8
5
Schematic
"A"
PRI
SEC.
PRI
SEC.


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