SAW Components
SAW Tx filter
WCDMA band IV Tx
Series/type:
Ordering code:
Date:
Version:
B9452
B39172B9452K610
June 05, 2009
2.0
©
EPCOS AG 2009. 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 Tx filter
Data sheet
Application
s
Low-loss RF filter for mobile telephone
s
s
s
s
s
B9452
1732.5 MHz
WCDMA Band IV Tx
Very low insertion loss
Useable passband: 45 MHz
Unbalanced to balanced operation
Impedance transformation from 200
Ω
to 50
Ω
Suitable for GPRS class 1 to 12
Features
s
s
s
s
s
s
s
Package size 1.4 x1.1 x 0.4 mm
3
Package code QCS5U.
RoHS compatible
Approximate weight 0.003 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
Pin configuration
s
1
s
3,4
s
2,5
output unbalanced
input balanced
To be grounded
1
4
3
2,5
Please read
cautions and warnings and
important notes
at the end of this document.
2
June 05, 2009
SAW Components
SAW Tx filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = -20 ˚C to +85 ˚C
Z
S
= 200
Ω
(balanced)
Z
L
= 50
Ω
(unbalanced)
B9452
typ.
@ 25 ˚C
1732.5
1.6
1.6
0.5
1.3
1.8
1.7
25
55
40
25
45
35
46
40
36
42
42
B9452
1732.5 MHz
min.
Center frequency
Maximum insertion attenuation
1710.4 ... 1754.6
@f
Carrier
1712.4 ... 1752.6
Amplitude ripple
(p-p)
1710.4 ... 1754.6
Error Vector Magnitude
2)
@f
Carrier
1712.4 ... 1752.6
Input VSWR
1710.4
Output VSWR
1710.4
... 1754.6
... 1754.6
MHz
MHz
MHz
α
DC
1452.0
1580.0
1670.0
1880.0
2110.0
2155.0
2400.0
2500.0
5150.0
1)
2)
3)
max.
—
2.2
2.2
1.1
2.5
2.1
2.0
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
MHz
dB
dB
dB
%
f
C
MHz
MHz
MHz
MHz
α
max
α
WCDMA
1)
∆α
EVM
—
—
—
—
—
—
19
3)
30
30
20
30
25
30
20
25
25
25
CMRR
(|S
21
-S
31
| / |S
21
+S
31
|)
1710.4 ... 1754.6
Attenuation
...
...
...
...
...
...
...
...
...
...
1452.0
1580.0
1670.0
1675.0
2110.0
2155.0
2400.0
2500.0
5150.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Attenuation of WCDMA signal (“Powertransferfunction”). Please refer to annotation on page (5).
Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
A CMRR of 19.3 dB corresponds to a phase balance of 10
˚
together with an amplitude balance
of 1.1 dB
Please read
cautions and warnings and
important notes
at the end of this document.
3
June 05, 2009
SAW Components
SAW Tx filter
Data sheet
B9452
1732.5 MHz
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 band VIII RX passband, f
Carrier
ranges from 927.4
MHz (lowest RX channel) to 957.6 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 fol-
lowing normalization:
∫
∞
H
RRC
(
f
)
∞
2
df = 1
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power at WCDMA
Tx band
1)
T
T
stg
V
DC
V
ESD
P
IN
–40/+85
–40/+85
5
50
1)
10
˚C
˚C
V
V
dBm
machine model, 10 pulses
continuous wave
@ +55 ˚C ambient
acc. to JESD22-A115A (machine model), 10 negative & 10 positive pulses.
Please read
cautions and warnings and
important notes
at the end of this document.
4
June 05, 2009
SAW Components
SAW Tx filter
Data sheet
B9452
1732.5 MHz
T
ransfer function
Please read
cautions and warnings and
important notes
at the end of this document.
5
June 05, 2009
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