ETC B4934

SAW Components
Data Sheet B4934
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Features
Ceramic package QCC8C
IF filter for mobile telephone
Channel selection in CDMA systems
Low insertion attenuation
Extremely high rejection
Single-ended/single-ended, balanced/single-ended
and balanced/balanced operation possible
■ Optimized for single-ended/balanced operation
■ Very small size
■ Package for Surface Mounted Technology (SMT)
■
■
■
■
■
Terminals
■ Ni, gold plated
Dimensions in mm,approx. weight 0,07 g
Pin configuration
2
1+3
6
5
7
4, 8
Input
Input ground or balanced input
Output
Output ground or balanced output
to be grounded
Case ground
Device is reciprocal, i.e. inputs can be used as outputs and vice versa
Type
B4934
Ordering code
B39211-B4934-U310
Marking and Package
Packing
according to
according to
C61157-A7-A53
F61074-V8070-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
Tstg
VDC
Ps
– 30/+ 85
– 40/+ 85
13
10
2
˚C
˚C
V
dBm
Aug 03, 2000
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Characteristics single-ended/balanced
T = -30 ˚C ... +80 ˚C
ZS = 980 Ω || 64 nH
ZL = 570 Ω || 61 nH
Operating temperature:
Terminating source impedance:
Terminating load impedance:
min.
typ.
max.
—
MHz
Nominal frequency
fN
—
210,38
Insertion attenuation at fN
(including loss in matching network without loss
in baluns)
αfN
—
8,7
10,0
dB
Amplitude ripple (p-p)
fN – 0,30 ... fN + 0,30
∆α
—
0,7
1,2
dB
—
2,5
3,5
˚
3,5
5,0
dB
MHz
∆φ
Phase linearity
(rms deviation)
fN – 0,63 ... fN + 0,63
MHz
Relative attenuation (relative to αfN)
fN – 0,63 ... fN + 0,63
MHz
—
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
60,0
50,0
40,0
35,0
41,0
41,0
35,0
40,0
50,0
60,0
73,0
70,0
64,0
39,0
45,0
45,0
41,0
61,0
72,0
77,0
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
30,0
36,0
—
dB
–0,036
—
ppm/K2
—
˚C
fN – 100,0
fN – 50,0
fN – 30,0
fN – 10,0
...
...
...
...
fN + 1,25
fN + 10,0
fN + 30,0
fN + 50,0
...
...
...
...
fN – 50,0
fN – 30,0
fN – 10,0
fN – 1,25
fN – 1,25
fN + 1,25
fN + 10,0
fN + 30,0
fN + 50,0
fN+100,0
αrel
Reflected wave signal suppression
Temperature coefficient of frequency 1)
Frequency inversion point
1) Temperature
dependence of fc:
TCf
—
T0
—
fc(T) = fc(T0)(1 + TCf(T – T0)2)
3
Aug 03, 2000
30
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):
4
Aug 03, 2000
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Transfer function (wideband, single-ended/balanced):
5
Aug 03, 2000
SAW Components
B4934
210,38 MHz
Low Loss Filter for Mobile Communication
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E MF
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for components 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.
6
Aug 03, 2000