SAW Components
SAW Rx filter
Automotive telematics
Series/type:
Ordering code:
Date:
Version:
B4303
B39881B4303F210
September 29, 2011
2.1
©
EPCOS AG 2011. 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
s
B4303
881.5 MHz
GSM850 systems, receive path (RX)
Impedance transformation from 50
Ω
to 150
Ω
Unbalanced to balanced operation
Very low insertion attenuation
Low amplitude ripple
Usable passband 25 MHz
Suitable for GPRS class 1 to 12
Package size 1.4 x1.1 x 0.4
Package code QCS5M
RoHS compatible
Approximate weight 0.003 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
AEC-Q200 qualified component family (operable
temperature range -40
˚
C to +85
˚
C)
s
Electrostatic Sensitive Device
(ESD)
s
s
s
s
s
s
s
mm
3
0.325
2 3
1
0.575
Features
0.25
bottom view
5
0.5 0.5
0.4
4
side view
1.4
1.1
top view
Pin configuration
s
1
s
3,4
s
2,5
Input unbalanced
Output balanced
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
September 29, 2011
SAW Components
SAW Rx filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –20 ˚C to +75 ˚C
50
Ω
Z
S
=
Z
L
= 150
Ω
|| 82 nH (balanced)
min.
Center frequency
Maximum insertion attenuation
869.0 ... 894.0
Amplitude ripple
(p-p)
869.0 ... 894.0
Input VSWR
869.0 ... 894.0
Output VSWR
869.0 ... 894.0
CMRR
(|S
21
-S
31
| / |S
21
+S
31
|)
869.0 ... 894.0
Attenuation
0.0
434.0
447.0
914.0
1000.0
1738.0
2500.0
2565.0
1)
B4303
881.5 MHz
f
C
α
max
MHz
∆α
MHz
MHz
MHz
—
typ.
@ 25 ˚C
881.5
max.
—
MHz
—
—
—
—
1.4
0.6
1.9
1.8
1.7
1.1
2.3
2.3
dB
dB
MHz
α
20
1)
29
—
dB
...
...
...
...
...
...
...
...
434.0
447.0
849.0
1000.0
1738.0
2500.0
2565.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
45
45
28
24
26
32
26
32
53
54
33
31
31
40
33
40
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
A CMRR of 19.6 dB corresponds to a phase imbalance of +/-10˚ together with an amplitude imbalance of
+/- 1.0 dB.
Please read
cautions and warnings and
important notes
at the end of this document.
3
September 29, 2011
SAW Components
SAW Rx filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –40 ˚C to +85 ˚C
50
Ω
Z
S
=
Z
L
= 150
Ω
|| 82 nH (balanced)
min.
Center frequency
Maximum insertion attenuation
869.0 ... 894.0
Amplitude ripple
(p-p)
869.0 ... 894.0
Input VSWR
869.0 ... 894.0
Output VSWR
869.0 ... 894.0
CMRR
(|S
21
-S
31
| / |S
21
+S
31
|)
869.0 ... 894.0
Attenuation
0.0
434.0
447.0
914.0
1000.0
1738.0
2500.0
2565.0
1)
B4303
881.5 MHz
f
C
α
max
MHz
∆α
MHz
MHz
MHz
—
typ.
@ 25 ˚C
881.5
max.
—
MHz
—
—
—
—
1.4
0.6
1.9
1.8
1.9
1.3
2.4
2.4
dB
dB
MHz
α
20
1)
29
—
dB
...
...
...
...
...
...
...
...
434.0
447.0
849.0
1000.0
1738.0
2500.0
2565.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
45
45
28
20
26
32
26
32
53
54
33
31
31
40
33
40
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
A CMRR of 19.6 dB corresponds to a phase imbalance of +/-10˚ together with an amplitude imbalance of
+/- 1.0 dB.
Please read
cautions and warnings and
important notes
at the end of this document.
4
September 29, 2011
SAW Components
SAW Rx filter
Data sheet
B4303
881.5 MHz
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power at
GSM850, GSM900
GSM1800, GSM1900
Tx bands
1)
T
T
stg
V
DC
V
ESD
–40/+85
–40/+85
0
100
1)
˚C
˚C
V
V
machine model, 10 pulses
P
IN
P
IN
15
15
dBm
dBm
effective power in the on-state,
duty cycle 4:8
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
September 29, 2011
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