SAW Components
Data Sheet B3625
SAW Components
Low-Loss Filter
Data Sheet
B3625
71,00 MHz
Ceramic package
DCC18
Features
s
Low-loss IF filter for basestation
s
Channel selection in GSM systems
s
Hermetically sealed ceramic SMD package
Terminals
s
Gold plated
Dim. in mm, aprox. weight 0,8 g
Pin configuration
10,1
5,6
3,8
2,4,7,9
Input
Output
Ground
Case – ground
Type
B3625
Ordering code
B39710-B3625-U210
Marking and Package
according to
C61157-A7-A54
Packing
according to
F61074-V8069-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
T
stg
V
DC
P
s
– 30/+ 85
– 30/+ 85
0
10
˚C
˚C
V
dBm
2
Apr 04, 2001
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature:
Terminating source impedance:
Terminating load impedance:
B3625
71,00 MHz
T = 0 - 70 ˚C
Z
S
= 200
Ω
unbalanced and matching network
Z
L
= 200
Ω
unbalanced and matching network
min.
Nominal frequency
Minimum insertion attenuation
(including matching network)
Passband width
α
rel
≤
1 dB
Amplitude ripple in passband
70,92 ...
Absolute group delay
Group delay ripple
(p-p)
70,92 ...
71,08 MHz
α
rel
kHz
kHz
kHz
kHz
kHz
kHz
kHz
3
13
23
31
34
35
40
typ.
71,0
7,0
max.
—
8,0
MHz
dB
f
N
α
N
—
—
B
1,0dB
—
0,21
—
MHz
∆α
71,08 MHz
τ
∆τ
—
0,45
1,5
µs
—
2,35
±0,6
2,50
±1,0
dB
2,65
µs
Relative attenuation
(relative to
α
N
)
f
N
±
200
kHz ... f
N
±
300
f
N
±
300
kHz ... f
N
±
400
f
N
±
400
kHz ... f
N
±
700
f
N
±
700
kHz ... f
N
±
1600
@ f
N
±
800
f
N
±
1600 kHz ... f
N
±
6000
f
N
±
6000 kHz ... f
N
±
35000
IM3 level
(Input level -14 dBm)
f
N
±
800
kHz
f
N
±
1600 kHz
Temperature coefficient of frequency
1)
Turnover temperature
1)
Temperature
—
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
—
—
—
—
– 0,033
10
-95
-95
—
—
dBm
dBm
ppm/K
2
˚C
TC
f
T
0
—
—
dependance of
f
c
:
f
c
(T
A
) =
f
c
(T
0
)(1 +
TC
f
(T
A
–
T
0
)
2
)
3
Apr 04, 2001
SAW Components
Low-Loss Filter
Data Sheet
B3625
71,00 MHz
Matching network:
Lp1=120 nH
Ls2=120 nH
Ls3=220 nH
Lp4=180 nH
4
Apr 04, 2001
SAW Components
Low-Loss Filter
Data Sheet
Normalized frequency response
B3625
71,00 MHz
Normalized frequency response (pass band)
5
Apr 04, 2001