SAW Components
Data Sheet B7705, Pb-Free
SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Features
s
Low-loss RF filter for mobile telephone
s
s
s
s
s
s
s
B7705
942,5 MHz
Chip sized SAW package QCS5H
0,1
2
3
0,1
1
5
4
0,5
2,5
Terminals
s
Ni, gold-plated
2,0
Dimensions in mm, approx. weight 0,015 g
Pin configuration
1
3, 4
2, 5
Input, unbalanced
Output, balanced
Case ground
Type
B7705
Ordering code
B39941-B7705-K910
Marking and Package
according to
C61157-A7-A71
Packing
according to
F61074-V8104-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Input power max.
880 ... 915 MHz
925 ... 960 MHz
1710 ...1910 MHz
1920 ...1980 MHz
2402 ...2480 MHz
elsewhere
T
T
stg
V
DC
V*
ESD
P
IN
– 25 / + 85
– 40 / + 85
3,5
100*
18
8
18
10
4
0
˚C
˚C
V
V
dBm
source impedance 50Ω,
load impedance 150Ω;
CW input for min. 2000h
dBm
* - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2
Oct 27, 2004
0,8
EGSM system, receive path
Low amplitude ripple
Usable passband 35 MHz
Unbalanced to balanced operation
Excellent symmetry
Impedance transformation from 50
Ω
to 150
Ω
Ceramic package for
Surface Mounted
Technology
(SMT)
Pb-free
0,5
SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7705
942,5 MHz
T
= +25 ˚C
Z
S
= 50
Ω
Z
L
= 150
Ω
min.
typ.
942,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
925,0 ... 960,0
Amplitude ripple
(p-p)
925,0 ... 960,0
Input VSWR
925,0 ... 960,0
Output VSWR
925,0 ... 960,0
MHz
MHz
MHz
f
C
α
max
MHz
∆α
—
—
2,7
3,2
dB
—
0,9
1,6
dB
—
2,2
2,4
—
2,2
2,3
Output phase balance
(φ(S
31
)−φ(S
21
)+180˚)
925,0 ... 960,0 MHz
Output amplitude balance
(|S
31
/S
21
|)
925,0 ... 960,0
Attenuation
0,0
880,0
905,0
980,0
1050,0
... 880,0
... 905,0
... 915,0
...1050,0
...6000,0
MHz
MHz
MHz
MHz
MHz
-5
0
5
degree
MHz
α
-0,5
0
0,5
dB
50
30
23
23
50
75
45
27
26
60
—
—
—
—
—
dB
dB
dB
dB
dB
3
Oct 27, 2004
SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7705
942,5 MHz
T
= -10 to +80 ˚C
Z
S
= 50
Ω
Z
L
= 150
Ω
min.
typ.
942,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
925,0 ... 960,0
Amplitude ripple
(p-p)
925,0 ... 960,0
Input VSWR
925,0 ... 960,0
Output VSWR
925,0 ... 960,0
MHz
MHz
MHz
f
C
α
max
MHz
∆α
—
—
2,8
3,5
dB
—
1,0
1,9
dB
—
2,2
2,4
—
2,2
2,3
Output phase balance
(φ(S
31
)−φ(S
21
)+180˚)
925,0 ... 960,0 MHz
Output amplitude balance
(|S
31
/S
21
|)
925,0 ... 960,0
Attenuation
0,0
880,0
905,0
980,0
1050,0
... 880,0
... 905,0
... 915,0
...1050,0
...6000,0
MHz
MHz
MHz
MHz
MHz
-5
0
5
degree
MHz
α
-0,5
0
0,5
dB
50
30
18
23
50
75
40
27
25
60
—
—
—
—
—
dB
dB
dB
dB
dB
4
Oct 27, 2004
SAW Components
Low-Loss Filter for Mobile Communication
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B7705
942,5 MHz
T
= -20 to +80 ˚C
Z
S
= 50
Ω
Z
L
= 150
Ω
min.
typ.
942,5
max.
—
MHz
Center frequency
Maximum insertion attenuation
925,0 ... 960,0
Amplitude ripple
(p-p)
925,0 ... 960,0
Input VSWR
925,0 ... 960,0
Output VSWR
925,0 ... 960,0
MHz
MHz
MHz
f
C
α
max
MHz
∆α
—
—
2,9
3,7
dB
—
1,0
2,1
dB
—
2,2
2,4
—
2,2
2,3
Output phase balance
(φ(S
31
)−φ(S
21
)+180˚)
925,0 ... 960,0 MHz
Output amplitude balance
(|S
31
/S
21
|)
925,0 ... 960,0
Attenuation
0,0
880,0
905,0
980,0
1050,0
... 880,0
... 905,0
... 915,0
...1050,0
...6000,0
MHz
MHz
MHz
MHz
MHz
-5
0
5
degree
MHz
α
-0,5
0
0,5
dB
50
30
18
22
50
75
40
27
25
60
—
—
—
—
—
dB
dB
dB
dB
dB
5
Oct 27, 2004
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