B7653 Просмотр технического описания (PDF) - EPCOS AG
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B7653 Datasheet PDF : 7 Pages
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SAW Components
Low-Loss Dual Band Filter for Mobile Communication
Data Sheet
Characteristics of Filter 2 (PCS)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = -20 to + 70 ˚C
ZS = 50 Ω
ZL = 50 Ω
B7653
881,5 & 1960,0 MHz
Center frequency
min.
typ.
max.
fc
— 1960,0
— MHz
Maximum insertion attenuation
αmax
1930,0 ...1990,0 MHz
—
3,3
3,8* dB
Amplitude ripple
1930,0 ...1990,0 MHz
—
1,3
2,2 dB
Input return loss
1930,0 ...1990,0 MHz
8,0
10,0
— dB
Output return loss
1930,0 ...1990,0 MHz
8,0
10,0
— dB
Output phase balance (φ(S31)−φ(S21)+180˚)
1930,0 ...1990,0 MHz
-15,0
—
+15,0 ˚
Output amplitude balance (|S31/S21|)
1930,0 ...1990,0 MHz
-2,7** —
+2,7** dB
Inter-band isolation
αmin
869,0 ... 894,0 MHz
30,0
40,0
— dB
Attenuation
αmin
10,0 ... 995,0 MHz
30,0
36,0
— dB
995,0 ...1830,0 MHz
22,0
30,0
— dB
1830,0 ...1890,0 MHz
13,0
17,0
— dB
1890,0 ...1910,0 MHz
8,0
10,0
— dB
2010,0 ...2070,0 MHz
12,0
14,0
— dB
2070,0 ...3000,0 MHz
20,0
28,0
— dB
3000,0 ...5000,0 MHz
25,0
35,0
— dB
5790,0 ...5970,0 MHz
30,0
39,0
— dB
Tx band suppression
αmin
1830,0 ...1890,0 MHz
13,0
1890,0 ...1910,0 MHz
8,0
17,0
10,0
— dB
— dB
* 3,5 dB (2,9 dB typ.) for temperature range 25 ± 10˚C
** -2,3 dB (min.) and 2,3 dB (max.) @ 25˚C
5 Oct 16, 2003
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