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implication or otherwise under any patent or patent rights of Fujitsu Media Devices or others.
＊ The information contained herein may be changed without prior notice. It is therefore advisable to contact Fujitsu Media Devices before proceeding
with the design of equipment incorporating this product.
No. SRF851NCC31K 2002-04-01
Ta = -30 ～ +85℃
Items Conditions [MHz] Min. Typ.* Max. Unit
Maximum insertion
loss in pass band
832～ 870 － 1.8
3.1
dB
Pass band flatness 832～ 870 － 1.2 2.5 dB
612～ 650 30
37 － dB
720～ 760 30
39 － dB
Out of band rejection
(Absolute value)
887～ 925 20
24 － dB
Pass band VSWR 832～ 870 － 2.3 3.0 －
Nominal impedance － 50
－ Ω
*Typical values are specified at 25℃
ELECTRICAL CHARACTERISTICS PACKAGE DIMENSION
MEASUREMENT CIRCUIT
TERMINATIONS
#1. GROUND
#2. INPUT
#3. GROUND
#4. OUTPUT
FREQUENCY CHARACTERISTICS
50Ω
50Ω
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
751.0 771.0 791.0 811.0 831.0 851.0 871. 0 891.0 911. 0 931.0 951.0
Frequency (MHz)
Transfer Function
(
dB
)
FUJITSU MEDIA DEVICES
SRF851NCC31K
○SYSTEM………………………………………cdmaOne Rx FILTER
○CARRIER FREQUENCY………………………… 832～870 MHz
2.5
2.0
R 0.15
Unit：mm
1.25
0.25
0.50
1.00
0.74
0.75
0.10
#
2
#1
#
3
#
4
FUJITSU MEDIA DEVICES LTD.
(Ta = 25℃ unless otherwise noted)
Items Electrodes Ratings Notes
DC voltage Between any
two electrodes 0 V
Input power Between input
and ground 13 dBm
Operating temp. -30 ～ +85 ℃
Storage temp. -40 ～ +85 ℃
ABSOLUTE MAXIMUM RATINGS (Ta=25℃
℃℃
℃)
FREQUENCY CHARACTERISTICS
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
751.0 771.0 791.0 811.0 831.0 851.0 871.0 891.0 911.0 931.0 951.0
Frequency (MHz)
Transfer Function
(
dB
)
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10
0 600 1200 1800 2400 3000 3600 4200 4800 5400 6000
Frequency (MHz)
Transfer Function
(
dB
)
-9.0
-8.0
-7.0
-6.0
-5.0
-4.0
-3.0
-2.0
-1.0
0.0
1.0
826.0 831.0 836.0 841.0 846.0 851.0 856.0 861.0 866.0 871.0 876.0
Frequency (MHz)
Transfer Function (dB)
1
2
3
4
5
6
7
8
9
10
11
826.0 831.0 836.0 841.0 846.0 851.0 856.0 861.0 866.0 871.0 876.0
Frequency (MHz)
VSWR
FUJITSU MEDIA DEVICES
SRF851NCC31K
