SAW Components
Data Sheet B4934
2
Dec 05, 2001
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Ceramic package QCC8C
Dimensions in mm,approx. weight 0,07 g
Features
s
IF filter for mobile telephone
s
Channel selection in CDMA systems
s
Low insertion attenuation
s
Extremely high rejection
s
Single-ended/single-ended,
balanced/single-ended
and balanced/balanced operation possible
s
Optimized for single-ended/balanced operation
s
Very small size
s
Package for Surface Mounted Technology (SMT)
Terminals
s
Ni, gold plated
Pin configuration
2
Input
1+3
Input ground or balanced input
6
Output
5
Output ground or balanced output
7
to be grounded
4, 8
Case ground
Device is reciprocal, i.e. inputs can be used as outputs and vice versa
Electrostatic Sensitive Device (ESD)
Type
Ordering code
Marking and Package
according to
Packing
according to
B4934
B39211-B4934-U310
C61157-A7-A53
F61074-V8070-Z000
Maximum ratings
Operable temperature range
T
30/+ 85
C
Storage temperature range
T
stg
40/+ 85
C
DC voltage
V
DC
13
V
Source power
P
s
10
dBm
3
Dec 05, 2001
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics single-ended/balanced
Operating temperature:
T
=
-30 C ... +80 C
Terminating source impedance:
Z
S
=
980
|| 64 nH
Terminating load impedance:
Z
L
=
570
|| 61 nH
1)
Temperature dependence of
f
c
:
f
c
(
T) = f
c
(
T
0
)(1 +
TC
f
(
T T
0
)
2
)
min.
typ.
max.
Nominal frequency
f
N
--
210,38
--
MHz
Insertion attenuation at f
N
fN
--
8,7
10,0
dB
(including loss in matching network without loss
in baluns)
Amplitude ripple (p-p)
f
N
0,30 ...
f
N
+ 0,30
MHz
--
0,7
1,2
dB
Phase linearity
(rms deviation)
f
N
0,63 ...
f
N
+ 0,63
MHz
--
2,5
3,5
Relative attenuation (relative to
fN
)
rel
f
N
0,63 ...
f
N
+ 0,63
MHz
--
3,5
5,0
dB
f
N
100,0 ...
f
N
50,0
MHz
60,0
73,0
--
dB
f
N
50,0 ...
f
N
30,0
MHz
50,0
70,0
--
dB
f
N
30,0 ...
f
N
10,0
MHz
40,0
64,0
--
dB
f
N
10,0 ...
f
N
1,25
MHz
35,0
39,0
--
dB
f
N
1,25 MHz
41,0
45,0
--
dB
f
N
+ 1,25 MHz
41,0
45,0
--
dB
f
N
+ 1,25 ...
f
N
+ 10,0 MHz
35,0
41,0
--
dB
f
N
+ 10,0 ...
f
N
+ 30,0
MHz
40,0
61,0
--
dB
f
N
+ 30,0 ...
f
N
+ 50,0
MHz
50,0
72,0
--
dB
f
N
+ 50,0 ...
f
N
+100,0
MHz
60,0
77,0
--
dB
Temperature coefficient of frequency
1)
TC
f
--
0,036
--
ppm/K
2
Frequency inversion point
T
0
--
30
--
C
4
Dec 05, 2001
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Transfer function (passband, single-ended/balanced):
Transfer function (narrowband, single-ended/balanced):
5
Dec 05, 2001
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Transfer function (wideband, single-ended/balanced):
6
Dec 05, 2001
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC WT PD
P.O. Box 80 17 09, D-81617 Mnchen
EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for compo-
nents per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
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