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High Frequency Ceramic Solutions
2.45 GHz Balun / Filter Combination
Detail Specification: 02/12/07 General Specifications
Part Number Frequency (MHz) Unbalanced Impedence Differential Balanced Imp. Insertion Loss Return Loss Phase Difference Amplitude Difference 2450FB14K0001 2400~2500 50 Conjugate match to CSR BC03, BC04 3.5 dB max. 9.5 dB min. 180 10 1.5 dB max. Operating and Storage Temp. Reel Quantity Power Capacity Attenuation (dB) 45 min.@ 880~960MHz 25 min.@1710~1880 MHz 10 min.@2100 - 2170MHz 25 min.@4800~5000MHz 20 min.@7200~7500MHz -40 to +85C 4000 1.0 watt max.
P/N 2450FB14K0001
Page 1 of 2
Mechanical Dimensions
In L W T a b c g p 0.063 0.004 0.031 0.004 0.024 0.004 0.008 0.004 0.008 +.004/-.006 0.006 0.004 0.012 0.004 0.020 0.002 mm 1.60 0.10 0.80 0.10 0.60 0.10 0.20 0.10 0.20 +0.1/-0.15 0.15 0.10 0.30 0.10 0.50 0.05
g b L a c a p W
Terminal Configuration
No.
Function Unbalanced Port NC or DC Feed NC GND Balanced Port GND Balanced Port GND 3 2 1 8 5 6 7
1 2 3 4 5
T
6 7 8
Mounting Considerations
* Line width should be designed to match 50 characteristic impedance, depending on PCB material and thickness. ** By-pass capacitor should be connected when feeding DC power. 4
With DC feed
0.55
0.25 * Solder Resist Land 0.2
0.5 0.55 * Units: mm 0.25 *
Through-hole (0.3/0.2)
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 2003 Johanson Technology, Inc. All Rights Reserved
High Frequency Ceramic Solutions
2.45 GHz Balun / Filter Combination
Detail Specification: 02/12/07 Typical Electrical Performance (T=25C)
)
P/N 2450FB14K0001
Page 2 of 2
* Note: The balanced ports (pins 5 & 7) are terminated with a balanced impedance of 28+j64.
) ) ) ) )
)
)
)
Insertion Loss / Return Loss
)
0
)
RL
-10 -20 -30
(dB)
-40 -50 -60 0 1 2 3
IL
)
4
)
5
6
7
8
freq, GHz
)
)
)
Amplitude Difference / Phase Difference
)
2
)
200
1
)
100
0 dif_amplitude
0
dif_phase
(dB)
-1 -100
-2 2.40 2.42 2.44 freq, GHz 2.46 2.48 2.50
-200
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 2003 Johanson Technology, Inc. All Rights Reserved

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