SAW Components
SAW Rx filter
WCDMA Band 25
Series/type:
Ordering code:
Date:
Version:
B8829
B39202B8829P810
June 30, 2014
2.0
©
EPCOS AG 2014. 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 Rx filter
Data sheet
Application
s
Low-loss RF filter for mobile telephone
s
s
s
s
s
B8829
1962.5 MHz
WCDMA Band 25 systems, receive path (Rx)
Suitable for diversity applications
Useable passband 65 MHz
Impedance transformation from 50
Ω
to 50
Ω
Unbalanced to unbalanced operation
Suitable for GPRS class 1 to 12
Features
s
s
s
s
s
s
s
s
0.18
0.25
0.5
0.45 max.
1.1
Package size 1.1 x 0.9 mm
2
Maximum package height 0.45 mm
RoHS compatible
Approx. weight 0.001g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
Moisture Sensitive Level
3
2
1
3
bottom view
5
4
0.385 0.385
side view
5
1
4
0.9
top view
2
3
Pin configuration
s
1
s
4
s
2,3,5
Input unbalanced
Output unbalanced
To be grounded
1
4
2,5
3
Please read
cautions and warnings and
important notes
at the end of this document.
2
June 30, 2014
SAW Components
SAW Rx filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
B8829
1962.5 MHz
T
=
Z
S
=
Z
L
=
–30 ˚C to +85˚C
50
Ω +
2nH
50
Ω +
1nH
min.
typ.
@ 25 ˚C
1962.5
1.8
1.6
1.8
1.6
max.
—
3.1
2.9
3.1
2.9
MHz
dB
dB
dB
dB
Center frequency
Maximum insertion attenuation
1930.24 ... 1994.76
@f
Carrier B25 RX
1932.4 ... 1992.6
1930.24 ... 1989.76
@f
Carrier B2 RX
1932.4 ... 1987.6
f
C
α
max
MHz
MHz
α
WCDMA
3)
MHz
α
MHz
α
WCDMA
3)
—
—
—
—
—
∆α
Amplitude ripple
(p-p)
1930.24 ... 1994.76 MHz
EVM
Error Vector Magnitude
4)
@f
Carrier B25 RX
1932.4 ... 1992.6 MHz
Input VSWR
1930.24 ... 1994.76 MHz
Output VSWR
1930.24 ... 1994.76 MHz
Attenuation
10.0
699.0
716.0
814.0
849.0
1710.24
1755.0
1850.24
@f
Carrier B2 TX
1852.4
1850.24
@f
Carrier B25 TX
1852.4
2055.0
2080.0
2400.0
2500.0
4900.0
... 699.0
... 716.0
... 814.0
... 849.0
... 1710.0
... 1754.76
... 1850.0
... 1909.76
... 1907.6
... 1914.76
... 1912.6
... 2080.0
... 2400.0
... 2500.0
... 4900.0
... 6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
—
—
0.6
1.5
1.9
5.0
dB
%
—
—
1.7
1.7
2.1
2.1
α
α
WCDMA
3)
α
α
WCDMA
3)
37
37
36
36
34
37
40
40
40
12
20
35
37
37
34
33
41
41
42
42
38
41
45
46
47
16
47
41
42
41
39
38
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
3
June 30, 2014
SAW Components
SAW Rx filter
Data sheet
3)
Attenuation of WCDMA signal (“Powertransferfunction”,
α
WCDMA
) is determined by
B8829
1962.5 MHz
∫
∞
∞
S
ds 21
(
f
)H
RRC
(
f – f
Carrier
)
df
2
f
Carrier
according to 3GPP TS 25.101 (e.g. for band 25 RX passband, f
Carrier
ranges from 1932.4 MHz (lowest
Rx channel) to 1992.6 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
)
4)
∞
2
df = 1
Error Vector Magnitude (EVM) based on definition given in 3GPP TS 25.141.
Maximum ratings
Storage temperature range
DC voltage
ESD voltage
T
stg
V
DC
V
ESD
–40/+85
1)
5
2)
50
3)
15
14
˚C
V
V
dBm
dBm
Machine Model
Continuous Wave @ 55˚C 2000h
Input Power at
P
IN
1850.24 ... 1909.76 MHz
1850.24 ... 1914.76 MHz
1)
2)
3)
extended upperlimit: 96h@125˚C acc. to IEC 60068-2-2 Bb
168h Damp Heat Steady State acc. to IEC 60068-2-67 Cy
acc. to JESD22-A115B (MM - Machine Model), 10 negative & 10 positive pulses.
Please read
cautions and warnings and
important notes
at the end of this document.
4
June 30, 2014
SAW Components
SAW Rx filter
Data sheet
Transfer function
(narrowband)
B8829
1962.5 MHz
Transfer function
(wideband)
Please read
cautions and warnings and
important notes
at the end of this document.
5
June 30, 2014
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