SAW Components
SAW Tx Filter
R-GSM
Series/type:
Ordering code:
Date:
Version:
B5057
B39941B5057U410
March 22, 2007
2.0
©
EPCOS AG 2007. 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 filter for Basestation R-GSM, transmit path
s
s
s
s
B5057
940.5 MHz
(Tx)
Usable passband 39 MHz
Unbalanced to unbalanced operation
No matching required
Filter impedance 50
Ω
Features
Package size 3.0 x 3.0 x 1.1 mm
3
Package code DCC6C
Approx. weight 0.037 g
Ceramic package for
Surface Mount Technology
(SMT)
s
RoHS compliant
s
Ni, gold-plated
s
Electrostatic Sensitive Device
(ESD)
s
s
s
s
Pin configuration
s
2
Input
s
5
Output
s
1,3,4,6 To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
March 22, 2007
SAW Components
SAW Tx Filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = -30 to +80 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
Center frequency
Maximum insertion attenuation
921.0 ... 960.0
Amplitude ripple
(p-p)
921.0 ...
Input VSWR
921.0
Output VSWR
921.0
Attenuation
0.3
800.0
880.0
905.0
980.0
985.0
1005.0
1025.0
1760.0
2000.0
1)
2)
3)
4)
5)
6)
B5057
940.5 MHz
f
C
α
max
MHz
∆α
960.0
MHz
—
typ.
@ 25 ˚C
940.5
max.
—
MHz
—
2.7
4.0
1)
dB
—
1.4
3.0
2)
dB
...
960.0
MHz
—
2.3
3.0
3)
...
960.0
MHz
α
—
2.6
3.0
4)
...
...
...
...
...
...
...
...
...
...
800.0
880.0
905.0
915.0
985.0
1005.0
1025.0
1760.0
2000.0
4000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
25
26
20
5)
2
6)
23
30
30
27
28
18
47
39
31
6
42
34
34
34
32
23
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
3.0 dB at 25 ˚C.
2.0 dB at 25 ˚C.
2.8 at 25 ˚C.
2.8 at 25 ˚C.
28 dB at 25 ˚C.
3 dB at 25 ˚C.
Please read
cautions and warnings and
important notes
at the end of this document.
3
March 22, 2007
SAW Components
SAW Tx Filter
Data Sheet
B5057
940.5 MHz
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input Power at
921.0 ... 960.0 MHz
1)
T
T
stg
V
DC
V
ESD
P
IN
-40 / +85
-40 / +85
5
100
1)
10
˚C
˚C
V
V
dBm
machine model, 10 pulses
continuous wave
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
March 22, 2007
SAW Components
SAW Tx Filter
Data Sheet
Transfer function
(narrowband)
B5057
940.5 MHz
Transfer function
(wideband)
Please read
cautions and warnings and
important notes
at the end of this document.
5
March 22, 2007
京公网安备 11010802033920号
EEWORLD
