Preliminary
"High Frequency Ceramic Solutions"
P/N 2450FB39A0150
Page 1 of 2
2.45 GHz Balun/Filter Combination
Detail Specification: 01/06/09
General Specifications
Part Number
Frequency (MHz)
Unbalanced Impedence
Balanced Impedence
Insertion Loss
Return Loss
Phase Difference
Amplitude Difference
2450FB39A0150
2400 - 2500
50
Ω
150
Ω
2.5 dB max.
9.5 dB min.
180° ± 10
1.0 dB max.
Reel Quantity
Power Capacity
Operating Temperature
Storage Temperature
Attenuation (dB)
35 min.@ 880~960MHz
30 min.@ 1710~1910 MHz
30 min.@ 4800~5000MHz
25 min.@ 7200~7500MHz
3000
1 watt max.
-40 to +85°C
+5 ~ +35°C, Humidity
45~75%RH, 12 mos. Max
Mechanical Dimensions
In
L
W
T
a
b
c
e
g
p
0.098 ± 0.008
0.079 ± 0.008
0.043 ± 0.004
0.016 ± 0.004
0.014 ± 0.004
0.012 +.004/-.008
0.039 ± 0.004
0.012 ± 0.004
0.028 ± 0.004
mm
2.50 ± 0.20
2.00 ± 0.20
1.10 ± 0.10
0.40 ± 0.10
0.35 ± 0.10
0.30 +0.1/-0.2
1.00 ± 0.10
0.30 ± 0.10
0.70 ± 0.10
g
b
Terminal Configuration
No.
Function
NC
Unbalanced Port
NC or DC Feed
Balanced Port
NC
Balanced Port
GND
GND
3
2
1
e
c
L
a
W
p
T
1
2
3
4
5
6
7
8
Mounting Considerations
*
Line width should be designed to match 50Ω characteristic impedance,
depending on PCB material and thickness.
Without DC feed
1.10
With DC feed
1.10
7
8
4
5
6
*
0.40
1.00
0.40
*
1.00
Solder
Resist
Land
0.30
*
2.05
0.30
*
(1)
(2)
Through-hole (φ0.3)
2.05
(1)
Choke Inductor = 8.2nH
1.55
1.00
Units: mm
*
1.55
1.00
*
(2)
Decoupling Capacitor = 100pF
Johanson Technology, Inc. reserves the right to make design changes without notice.
All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2008 Johanson Technology, Inc. All Rights Reserved
Preliminary
"High Frequency Ceramic Solutions"
P/N 2450FB39A0150
Page 2 of 2
2.45 GHz Balun/Filter Combination
Detail Specification: 01/06/09
Typical Electrical Performance (T=25°C)
Insertion Loss / Return Loss
)
0
-10
dB(RL)
dB(IL)
-20
-30
-40
-50
-60
0
1
2
3
4
5
6
7
8
9
freq, GHz
Amplitude Difference / Phase Difference
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0
freq, GHz
200
100
dif_phase
0
-100
-200
dif_amplitude
Johanson Technology, Inc. reserves the right to make design changes without notice.
All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
4001 Calle Tecate • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2008 Johanson Technology, Inc. All Rights Reserved
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