SAW Components
SAW Duplexer
2100 MHz WCDMA Band I (UMTS)
Series/type:
Ordering code:
Date:
Version:
B7641
B39212B7641P510
March 17, 2006
2.0
©
EPCOS AG 2006. 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
B7641
1950.0 / 2140.0 MHz
WCDMA Band I (UMTS) systems
s
Low insertion attenuation
s
Low amplitude ripple
s
Usable passband 60 MHz
Features
Package size 3.0 x 2.5 x 1.0 mm
3
RoHS compliant
Approx. weight 0.035 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
1
3
6
2, 4, 5
7, 8, 9
TX Input
RX Output
Antenna
To be grounded
To be grounded
3
1
2,4,5
7,8,9
6
Please read
cautions and warnings and
important notes
at the end of this document.
2
March 17, 2006
SAW Components
SAW Duplexer
Data sheet
Characteristics
Operating temperature range:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs TX - ANT
Center frequency
Maximum insertion attenuation
1920.0 ... 1980.0
Amplitude ripple
(p-p)
1920.0 ... 1980.0
Amplitude ripple
(p-p)
per 5 MHz-channel
1920.0 ... 1980.0
Input VSWR (TX port)
1920.0 ... 1980.0
Output VSWR (ANT port)
1920.0 ... 1980.0
Attenuation
0.3
2110.0
2400.0
3840.0
...
...
...
...
1790.0
2170.0
2500.0
3960.0
MHz
MHz
MHz
MHz
f
C
α
max
MHz
∆α
MHz
∆α
ch
MHz
MHz
MHz
α
30
40
25
20
32
45
31
23
—
—
—
—
dB
dB
dB
dB
—
—
—
0.25
2.0
1.7
0.5
2.3
2.0
dB
—
0.45
1.0
dB
—
1.6
2.0
dB
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
=
50
Ω
Z
TX
=
50
Ω
min.
—
typ.
@ 25 ˚C
1950.0
max.
—
MHz
B7641
1950.0 / 2140.0 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
3
March 17, 2006
SAW Components
SAW Duplexer
Data sheet
Characteristics
Operating temperature range:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs ANT - RX
Center frequency
Maximum insertion attenuation
2110.0 ... 2115.0
2115.0 ... 2170.0
Amplitude ripple
(p-p)
2110.0 ... 2170.0
2115.0 ... 2170.0
Amplitude ripple
(p-p)
per 5 MHz-channel
2110.0 ... 2115.0
2115.0 ... 2170.0
Input VSWR (ANT port)
2110.0 ... 2170.0
Output VSWR (RX port)
2110.0 ... 2170.0
Attenuation
0.3
1730.0
1920.0
2400.0
4030.0
4220.0
...
...
...
...
...
...
1730.0
1790.0
1980.0
2500.0
4150.0
4340.0
MHz
MHz
MHz
MHz
MHz
MHz
f
C
α
max
MHz
MHz
∆α
MHz
MHz
∆α
ch
MHz
MHz
MHz
MHz
α
30
37
45
35
25
25
39
39
49
48
36
34
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
—
—
—
—
0.5
0.3
1.7
2.0
0.7 dB
0.55 dB
2.0
2.4
—
—
0.9
0.7
1.7
1.3
dB
dB
—
—
2.4
2.2
3.2
2.8
dB
dB
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
=
50
Ω
Z
TX
=
50
Ω
min.
—
typ.
@ 25 ˚C
2140.0
max.
—
MHz
B7641
1950.0 / 2140.0 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
4
March 17, 2006
SAW Components
SAW Duplexer
Data sheet
Characteristics
Operating temperature range:
Antenna terminating impedance:
RX terminating impedance:
TX terminating impedance:
Characterisitcs TX - RX
Isolation
1920.0
2110.0
... 1980.0
... 2170.0
MHz
MHz
α
46
42
50
46
—
—
dB
dB
T = –15 ˚C to +80 ˚C
Z
ANT
= 50
Ω
Z
RX
=
50
Ω
Z
TX
=
50
Ω
min.
typ.
@ 25 ˚C
max.
B7641
1950.0 / 2140.0 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
5
March 17, 2006