SAW Components
SAW Duplexer
for WCDMA Band I
Series/type:
Ordering code:
Date:
Version:
B7684
B39212B7684A710
May 21, 2008
2.0
©
EPCOS AG 2008. 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 Duplexer
Data sheet
Application
s
Low-loss SAW duplexer for mobile telephone
B7684
1950 / 2140 MHz
WCDMA Band I systems
s
Low insertion attenuation
s
Low amplitude ripple
s
Usable passband 60 MHz
Features
Package size 2.5 x 2.0 x 0.89 mm
3
RoHS compatible
Approx. weight 0.018 g
Package for
Surface Mount Technology
(SMT)
s
Ni, gold-plated terminals
s
Fully matched by integrated matching network
s
s
s
s
Pin configuration
s
s
s
s
s
8
4
6
2, 3, 5
1, 7, 9
RX Output
TX Input
Antenna
To be grounded
To be grounded
4
3
1
8
2,3,5
2,4,5
1,7,9
7,8,9
6
6
Please read
cautions and warnings and
important notes
at the end of this document.
2
May 21, 2008
SAW Components
SAW Duplexer
Data sheet
Characteristics
Temperature range for specification:
Antenna terminating impedance:
TX terminating impedance:
RX terminating impedance:
Characterisitcs TX - ANT
Center frequency
Maximum insertion attenuation
1920.0 ... 1980.0
Amplitude ripple
(p-p)
1920.0 ... 1980.0
f
C
α
max
MHz
∆α
MHz
–
0.2
0.8
dB
–
1.3
1.6
dB
T = –30 ˚C to +85 ˚C
Z
ANT
= 50
Ω
Z
TX
=
50
Ω
Z
RX
=
50Ω
min.
–
typ.
@ 25 ˚C
1950.0
max.
–
MHz
B7684
1950 / 2140 MHz
Amplitude ripple
(p-p)
∆α
ch
over any 3.84 MHz within passband
1920.0 ... 1980.0 MHz
Input VSWR (TX port)
1920.0 ... 1980.0
Output VSWR (ANT port)
1920.0 ... 1980.0
Attenuation
0.3
1570.0
1805.0
2110.0
2400.0
3840.0
5760.0
...
...
...
...
...
...
...
1570.0
1580.0
1880.0
2170.0
2500.0
3960.0
5940.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
–
–
–
0.1
1.6
1.5
0.5
1.9
1.9
dB
25
30
10
38
18
20
10
33
33
31
43
25
30
17
–
–
–
–
–
–
–
dB
dB
dB
dB
dB
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
3
May 21, 2008
SAW Components
SAW Duplexer
Data sheet
Characteristics
Temperature range for specification:
Antenna terminating impedance:
TX terminating impedance:
RX terminating impedance:
Characterisitcs ANT - RX
Center frequency
Maximum insertion attenuation
2110.0 ... 2170.0
Amplitude ripple
(p-p)
2110.0 ... 2170.0
f
C
α
max
MHz
∆α
MHz
–
0.4
0.8
dB
–
1.8
2.2
dB
T = –30 ˚C to +85 ˚C
Z
ANT
= 50
Ω
Z
TX
=
50
Ω
Z
RX
=
50Ω
min.
–
typ.
@ 25 ˚C
2140.0
max.
–
MHz
B7684
1950 / 2140 MHz
Amplitude ripple
(p-p)
∆α
ch
over any 3.84 MHz within passband
2110.0 ... 2170.0 MHz
Input VSWR (ANT port)
2110.0 ... 2170.0
Output VSWR (RX port)
2110.0 ... 2170.0
Attenuation
0.3
1730.0
1920.0
2015.0
2400.0
4030.0
4220.0
4340.0
...
...
...
...
...
...
...
...
1730.0
1790.0
1980.0
2075.0
2500.0
4150.0
4340.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
–
–
–
0.2
1.6
1.6
0.5
1.9
1.9
dB
30
30
46
7
40
20
20
15
38
39
49
13
50
37
34
22
–
–
–
–
–
–
–
–
dB
dB
dB
dB
dB
dB
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
4
May 21, 2008
SAW Components
SAW Duplexer
Data sheet
Characteristics
Temperature range for specification:
Antenna terminating impedance:
TX terminating impedance:
RX terminating impedance:
Characterisitcs TX - RX
Isolation
1920.0
2110.0
... 1980.0
... 2170.0
MHz
MHz
α
50
42
54
45
–
–
dB
dB
T = –30 ˚C to +85 ˚C
Z
ANT
= 50
Ω
Z
TX
=
50
Ω
Z
RX
=
50Ω
min.
typ.
@ 25 ˚C
max.
B7684
1950 / 2140 MHz
Maximum ratings
Temperature range for
specification
1)
Storage temperature range
DC voltage
ESD voltage
Input power at
1920.0 ... 1980.0 MHz
elsewhere
1)
2)
T
T
stg
V
DC
V
ESD
P
IN
–30 / +85 ˚C
–40/+85
5
50
2)
29
10
˚C
V
V
dBm
dBm
machine model, 10 pulses
source and load impedance 50
Ω
continuous wave
T
= 55˚C, 5000 h
}
Defines the temperature range in which the specification values are warranted.
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.
5
May 21, 2008
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