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B9438 Datasheet(PDF) 4 Page - EPCOS

Part # B9438
Description  SAW TX Filter Cellular / WCDMA Band V
PDF  9 Pages
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Manufacturer  EPCOS [EPCOS]
Direct Link  http://www.epcos.com
Logo EPCOS - EPCOS

B9438 Datasheet(HTML) 4 Page - EPCOS

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4
June 23, 2008
B9438
836.50 MHz
Please read
cautions and warnings and
important notes at the end of this document.
SAW Components
SAW TX Filter
Data sheet
Characteristics
Temperature range for specification:
T
= –30 ˚C to +85 ˚C
Terminating source impedance:
ZS = 100 Ω (balanced)
Terminating load impedance:
ZL =50 Ω
B9438
min.
typ.
@ 25 ˚C
max.
Center frequency
fC
––
836.5
––
MHz
Maximum insertion attenuation
824.0
...
849.0
MHz
α
max
––
1.7
2.3
dB
@fCarrier
826.4
...
846.6
MHz
α
WCDMA
1)
1) Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (5).
––
1.6
1.9
dB
Amplitude ripple (p-p)
824.0
...
849.0
MHz
∆α
––
0.6
1.1
dB
824.0
...
849.0
MHz
∆α
5MHz
2)
2) Ripple determined within any 5MHz channel.
––
0.5
0.9
dB
Group delay ripple
824.0
...
849.0
MHz
∆τ
5MHz
3)
––
20
35
ns
Error Vector Magnitude3)
3) Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
@fCarrier
826.4
...
846.6
MHz EVM
––
1.7
2.0
%
Input VSWR
824.0
...
849.0
MHz
––
1.7
2.0
Output VSWR
824.0
...
849.0
MHz
––
1.7
2.0
Output amplitude balance
(|S31/S21|)
824.0
...
849.0
MHz
–1
–0 / 0.8
+1
dB
Output phase balance
(
φ(S
31) – φ(S21)+180˚)
824.0
...
849.0
MHz
–8
–1 / 3
+8
˚
Attenuation
α
0.0
...
804.0
MHz
33
35
––
dB
869.0
...
894.0
MHz
33
37
––
dB
@fCarrier
871.4
...
891.6
MHz
α
WCDMA
1)
33
37
––
dB
894.0
... 1452.0
MHz
33
38
––
dB
1452.0
... 1675.0
MHz
40
55
––
dB
1675.0
... 2400.0
MHz
38
45
––
dB
2400.0
... 2500.0
MHz
35
43
––
dB
2500.0
... 2600.0
MHz
35
40
––
dB
2600.0
... 4000.0
MHz
38
45
––
dB
4000.0
... 5150.0
MHz
35
42
––
dB
5150.0
... 6000.0
MHz
28
33
––
dB



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