ETC B4124

SAW Components
Data Sheet B4124
SAW Components
B4124
942,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Ceramic package DCC6C
Features
■ Low-loss RF filter for EGSM mobile telephone
system, receive path
■ Low amplitude ripple
■ Usable passband 35 MHz
■ Ceramic package for Surface Mounted
Technology (SMT)
■ Terminals
■ Ni, gold-plated
Dimensions in mm, approx. weight 0,037 g
Pin configuration
2
1
5
4
1, 3, 4, 6
1, 3, 4, 6
Input
Input ground
Output
Output ground
To be grounded
Case ground
Type
Ordering code
B4124
B39941-B4124-U410
Marking and Package
according to
C61157-A7-A67
Packing
according to
F61074-V8088-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Input power max.
880...915 MHz
1710...1785 MHz
elsewhere
T
Tstg
VDC
PIN
– 30 / +85
– 40 / + 85
3
15 (8)
15 (8)
0
˚C
˚C
V
dBm
dBm
dBm
2
source and load impedance 50 Ω
peak power of GSM signal,
duty cycle 1 : 8 (2 : 8)
continuous wave
Mar 13, 2000
SAW Components
B4124
942,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
T = +25 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Center frequency
fC
Maximum insertion attenuation
925,0 ... 960,0
αmax
MHz
min.
typ.
max.
—
942,5
—
—
3,0
4,0
dB
—
1,3
2,3
dB
MHz
∆α
Amplitude ripple (p-p)
925,0 ... 960,0
MHz
α
Attenuation
0,0
800,0
880,0
905,0
980,0
1005,0
1025,0
1760,0
2500,0
3120,0
4000,0
... 800,0
... 880,0
... 905,0
... 915,0
...1005,0
...1025,0
...1760,0
... 2500,0
... 3120,0
... 4000,0
... 6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Input reflection coefficient @1842,5 MHz
Phase
3
50
40
35
24
23
30
40
30
20
18
—
60
52
45
28
25
42
50
40
27
25
8
—
—
—
—
—
—
—
—
—
—
—
-150
-140
-130
Mar 13, 2000
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
˚
SAW Components
B4124
942,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
T = -10 to + 80 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Center frequency
fC
Maximum insertion attenuation
925,0 ... 960,0
αmax
MHz
min.
typ.
max.
—
942,5
—
—
3,2
4,5
dB
—
1,5
2,8
dB
MHz
∆α
Amplitude ripple (p-p)
925,0 ... 960,0
MHz
α
Attenuation
0,0
800,0
880,0
905,0
980,0
980,0
980,0
982,0
1005,0
1025,0
1760,0
2500,0
3120,0
4000,0
... 800,0
... 880,0
... 905,0
... 915,0
...1005,0
...1005,0
... 982,0
...1005,0
...1025,0
...1760,0
... 2500,0
... 3120,0
... 4000,0
... 6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Input reflection coefficient @1842,5 MHz
Phase
50
40
35
20
20
23
20
23
30
40
30
20
18
—
60
52
45
28
23
27
23
27
42
50
40
27
25
8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-150
-140
-130
1) specification valid for T < 25˚C
2) specification valid for T>= 25˚C
4
Mar 13, 2000
dB
dB
dB
dB
dB 1)
dB 2)
dB
dB
dB
dB
dB
dB
dB
dB
˚
SAW Components
B4124
942,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
T = -30 to + 80 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Center frequency
fC
Maximum insertion attenuation
925,0 ... 960,0
αmax
MHz
min.
typ.
max.
—
942,5
—
—
3,2
4,5
dB
—
1,5
2,8
dB
MHz
∆α
Amplitude ripple (p-p)
925,0 ... 960,0
MHz
α
Attenuation
0,0
800,0
880,0
905,0
980,0
980,0
980,0
982,0
1005,0
1025,0
1760,0
2500,0
3120,0
4000,0
... 800,0
... 880,0
... 905,0
... 915,0
...1005,0
...1005,0
... 982,0
...1005,0
...1025,0
...1760,0
... 2500,0
... 3120,0
... 4000,0
... 6000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Input reflection coefficient @1842,5 MHz
Phase
50
40
35
15
20
23
20
23
30
40
30
20
18
—
60
52
45
28
23
27
23
27
42
50
40
27
25
8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-150
-140
-130
1) specification valid for T < 25˚C
2) specification valid for T>= 25˚C
5
Mar 13, 2000
dB
dB
dB
dB
dB 1)
dB 2)
dB
dB
dB
dB
dB
dB
dB
dB
˚
SAW Components
B4124
942,5 MHz
Low-Loss Filter for Mobile Communication
Data Sheet
Transfer function (drawn specification for +25 C)
Transfer function (wideband)
6
Mar 13, 2000
SAW Components
B4124
942,5 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.
7
Mar 13, 2000