SAW Components
SAW Diversity Rx filter
WCDMA Band II
Series/type:
Ordering code:
Date:
Version:
B9470
B39192B9470M410
February 14, 2011
2.0
©
EPCOS AG 2011. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
SAW RF Filter
Data Sheet
Application
s
Low-loss RF filter for mobile telephone
B9470
1960.0 MHz
WCDMA Band II systems (diversity) receive path
(RX)
s
Usable for diversity application
s
Usable passband 60 MHz
s
Unbalanced to balanced operation (50Ω /100Ω)
5
0,5 0,5
4
0,4 +/−0,05
s
s
s
s
s
s
s
Package size 1.4 x 1.1 x 0.4 mm
3
RoHS compatible
Approximate weight 0.003 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
Moisture Sensitive Level
3
0,325
2
3
0,575
Features
0,25
bottom view
1
side view
1,4
1,1
top view
Pin configuration
s
1
s
3,4
s
2,5
Input, unbalanced
Output, balanced
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
February 14, 2011
SAW Components
SAW RF Filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –30 ˚C to +85 ˚C
Z
S
=
50
Ω
(unbalanced)
Z
L
= 100
Ω
|| 22 nH (balanced)
min.
Center frequency
Maximum insertion attenuation
1930.0 ... 1990.0
@f
carrier
1932.4
... 1987.6
f
C
typ.
@ 25 ˚C
1960.0
max.
B9470
1960.0 MHz
MHz
MHz
α
MHz
α
WCDMA2)
∆α
MHz
EVM
3)
MHz
3.5
3.1
4.3
1)
4.0
dB
dB
Amplitude ripple
(p-p)
1930.0 ... 1990.0
Error Vector Magnitude
@f
carrier
1932.4 ... 1987.6
CMRR
(|S
21
-S
31
| / |S
21
+S
31
|)
1930.0 ... 1990.0
Input VSWR
1930.0
Output VSWR
1930.0
Attenuation
10.0
810.0
898.0
1850.0
1852.4
2400.0
2484.0
1)
2)
3)
4)
1.9
2.7
dB
3.0
4.5
MHz CMRR
4)
21
24
dB
... 1990.0
... 1990.0
MHz
MHz
α
2.1
2.1
2.5
2.5
@f
carrier
... 1850.0 MHz
... 849.0 MHz
... 925.0 MHz
... 1910.0 MHz
... 1907.6 MHz
α
WCDMA2)
... 2484.0 MHz
... 6000.0 MHz
40
50
50
46
46
40
40
53
73
72
48
48
60
45
dB
dB
dB
dB
dB
dB
dB
4.1 dB T = 0
˚
to +85
˚
, 4.2 dB T = -20
˚
to 0
˚
Attenuation of WCDMA signal (“Powertransferfunction“). Please refer to annotation on page (4).
Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
A combination of 5
˚
phase balance and 1 dB amplitude balance corresponds to 23 dB CMRR
Please read
cautions and warnings and
important notes
at the end of this document.
3
February 14, 2011
SAW Components
SAW RF Filter
Data Sheet
B9470
1960.0 MHz
Maximum ratings
Storage temperature range
DC voltage
ESD voltage
Input power at
824.0 ... 849.0 MHz
880.0 ... 915.0 MHz
1710.0 ... 1755.0 MHz
1920.0 ... 1980.0 MHz
else where
1)
T
stg
V
DC
V
ESD
–40/+85
3
50
1)
˚C
V
V
machine model, 10 pulses
P
IN
15
10
dBm
dBm
acc. to JESD22-A115A (machine model), 10 negative & 10 positive pulses.
Annotation for characteristics section
Attenuation of WCDMA signal (“Powertransferfunction”,
α
WCDMA
) is determined by
∫
–
∞
∞
S
ds 21
(
f
)H
RRC
(
f – f
Carrier
)
df
2
f
Carrier
according to 3GPP TS 25.101 (e.g. for UMTS-Passband, f
Carrier
ranges from 1932.4 MHz
(lowest Rx channel) to 1987.6 MHz (highest Rx channel)). H
RRC
(f) is the transfer function of the
root-raised cosine transmit pulse shaping filter according to 3GPP TS 25.101 with the following
normalization:
∫
–
∞
H
RRC
(
f
)
∞
2
df = 1
Please read
cautions and warnings and
important notes
at the end of this document.
4
February 14, 2011
SAW Components
SAW RF Filter
Data Sheet
Transfer function
B9470
1960.0 MHz
Transfer function
(wideband)
Please read
cautions and warnings and
important notes
at the end of this document.
5
February 14, 2011
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