B4114 查看數據表（PDF） - EPCOS AG
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B4114 Datasheet PDF : 8 Pages
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SAW Components
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics of 2 filters in cascade 1)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -30 to +85˚C
ZS = 50 Ω
ZL = 50 Ω
Center frequency
min.
fc
—
Maximum insertion attenuation
αmax
847,0 ... 877,0 MHz
—
Amplitude ripple (p-p)
∆α
847,0 ... 877,0 MHz
—
847,0 ... 877,0 MHz 2)
—
Input VSWR
847,0 ... 877,0 MHz
—
Output VSWR
847,0 ... 877,0 MHz
—
Relative attenuation (relative to αmax)
αrel
0,0 ... 820,0 MHz
60,0
820,0 ... 838,0 MHz
31,0
905,0 ...2200,0 MHz
35,0
typ.
862,0
5,5
2,1
2,1
2,8
2,8
75,0
34,0
40,0
B4114
862,00 MHz
max.
— MHz
7,0 dB
3,6 dB
3,0 dB
3,5
3,5
— dB
— dB
— dB
1) Cascaded filters matched to each other with parallel coupling coil of 10 nH.
2) In temperature range -20 to +85˚C.
Preliminary format of data sheet.
Terms of delivery and rights to change design reserved.
Page 3 of 8
OFW SIN E
Jun 10, 1999
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