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SAW Components
SAW Duplexer
Automotive telematics
Series/type:
Ordering code:
Date:
Version:
B4403
B39212B4403P810
March 25, 2015
2.3
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SAW Components
SAW Duplexer
Automotive telematics
Series/type:
Ordering code:
Date:
Version:
B4403
B39212B4403P810
March 25, 2015
2.3
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
SAW Components
SAW Duplexer
Data sheet
Application
s
Low-loss SAW duplexer for
s
s
s
s
s
s
B4403
1732.5 / 2132.5 MHz
WCDMA Band 4 / CDMA 1x AWS systems
Low insertion attenuation
Low amplitude ripple
Usable passband 45 MHz
Single-ended to balanced transformation in Anten-
na-Rx path
Impedance transformation 50Ω to 100Ω in Antenna-
Rx path
High isolation between Tx and Rx
Features
s
s
s
s
s
s
s
s
0.43
0.33
9
0.45 max.
Package size 2.0 * 1.6
Package height max. 0.45 mm
RoHS compatible
Approx. weight 0.005 g
Package for
Surface Mount Technology
(SMT)
Ni terminals, Au-plated
Electrostatic Sensitive Device
(ESD)
AEC-Q200 qualified component family (operable
temperature range –40˚C to +85˚C)
0.35
bottom view
mm
2
1
2
3
0.29
8
0.7
0.29
side view
top view
4
7
6
5
2.0
7
6
5
1.6
8
1
2
3
Pin configuration
s
s
s
s
3
1, 8
6
2, 4, 5, 7, 9
Tx input
Rx output (balanced)
Antenna
To be grounded
1
4
3
8
2,7
4,5,9
6
Please read
cautions and warnings and
important notes
at the end of this document.
2
March 25, 2015
SAW Components
SAW Duplexer
Data sheet
Characteristics
Temperature range for specification:
Antenna terminating impedance:
TX terminating impedance:
RX terminating impedance:
T = –30 ˚C to +85 ˚C
Z
ANT
= 50
Ω
|| 2.4 nH
Z
TX
=
50
Ω
|| 10 nH
Z
RX
= 100
Ω
(balanced) || 14 nH
B4403
1732.5 / 2132.5 MHz
Characterisitcs TX - Antenna
Center frequency
Maximum insertion attenuation
1710.0 ... 1755.0
Amplitude ripple
(p-p)
1710.0 ... 1755.0
Input VSWR (TX port)
1710.0 ... 1755.0
Output VSWR (ANT port)
1710.0 ... 1755.0
Attenuation
100.0
851.0
1310.0
1565.42
1597.55
1805.0
1930.0
2110.0
2400.0
2565.0
3410.0
... 764.0
... 894.0
... 1355.0
... 1585.42
... 1605.88
...
...
...
...
...
...
1880.0
1990.0
2155.0
2500.0
2677.0
3510.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
f
C
α
MHz
∆α
MHz
MHz
MHz
α
min.
typ.
@ 25 ˚C
1732.5
max.
MHz
—
—
—
—
1.5
0.5
1.4
1.4
2.5
1.5
2.0
2.0
dB
dB
35
35
24
40
40
20
40
45
30
25
25
45
42
38
47
47
46
48
49
39
36
32
—
—
—
—
—
—
—
—
—
—
—
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
March 25, 2015
