“High Frequency Ceramic Solutions”
1748 MHz Filtered Directional Coupler
Detail Specification Page 1 of 3
Part
Number
1748CF15A075_
P/N 1748CF15A075
Revised 09/17/01
Frequency
(MHz)
1710 - 1785
Insertion
Loss
0.5 dB max
Return
Loss
14 dB min.
Attenuation (min.)
2 x Fo
3 x Fo
22 dB
17 dB
Coupling
20 ± 1.0 dB
Isolation
25.0 dB min.
Input Power
3 Watts max
Impedance
50
Ω
Operating Temperature Range
-40 to +85°C
Reel Qty
4000
Mechanical Dimensions
L
Inches
mm
0.079 ± .004
2.0 ± 0.1
W
0.049± .004
1.25 ± 0.1
T
0.034 ± .004
0.85 ± 0.1
a
0.012 ± .004
0.30 ± 0.1
b
0.008 ± .004
0.20 ± 0.1
c
0.012 + .004/-.008
0.30+0.1/-0.2
g
0.014 ± .004
0.35 ± 0.1
p
0.026 ±.002
0.65 ± 0.05
Terminal Configuration
1
2
3
IN
GND
Main Out
4
5
6
Termination
GND
Coupled Out
Mounting Considerations
Mount these devices with brown colored side facing up. Line width should be designed to provide 50Ω impedance matching characteristics.
Johanson Technology, Inc. reserves the right to make design changes without notice.
All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johanson technology.com
931 Via Alondra • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
JOHANSON [ JOHANSON TECHNOLOGY INC. ]
