SAW filters for infrastructure systems
Series/Type:
B3874
The following products presented in this data sheet are being withdrawn.
Ordering Code
B39710B3874U210
Substitute Product
Date of Withdrawal
2010-11-19
Deadline Last
Orders
2011-02-19
Last Shipments
2011-05-19
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a
suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales.
SAW Components
Low-Loss Filter
Data Sheet
B3874
71,1 MHz
Ceramic package
DCC18
Features
s
s
s
s
Low-loss IF filter for CDMA base station
Temperature stable
Ceramic SMD package
Unbalanced or balanced operation
Terminals
s
Gold plated
Dimensions in mm, approx. weight 0,8 g
Pin configuration
1
10
6
5
3, 8
2, 4, 7, 9
Input or balanced input
Input ground or balanced input
Output or balanced output
Output ground or balanced output
Ground
Case ground
Type
B3874
Ordering code
B39710-B3874-U210
Marking and Package
according to
C61157-A7-A54
Packing
according to
F61074-V8166-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
T
stg
V
DC
P
s
–40 / +85
–40 / +85
5
10
2
˚C
˚C
V
dBm
May 06, 2004
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = 0 to +85 ˚C
Z
S
= 50
Ω
and external matching network
Z
L
= 50
Ω
and external matching network
B3874
71,1 MHz
min.
Nominal frequency
Minimum insertion attenuation
3,75 dB bandwidth
α
rel
Amplitude ripple
(p-p)
Phase Linearity
(rms)
Absolute group delay
Group delay ripple
(p-p)
≤
3,75 dB
typ.
71,1
9,0
max.
—
11,0
MHz
dB
f
N
α
N
—
—
B
3,75dB
∆α
∆ϕ
τ
∆τ
α
rel
1,18
—
—
—
—
1,24
0,5
1,3
3,1
320
—
1,0
2,0
—
450
MHz
dB
deg
µs
ns
f
N
±
525 kHz
f
N
±
630 kHz
f
N
±
630 kHz
f
N
±
525 kHz
Relative attenuation
(relative to
α
N
)
31,0 MHz ...
f
N
−
4900 kHz
f
N
−
4900 kHz ...
f
N
−
900 kHz
f
N
−
900 kHz ...
f
N
−
750 kHz
f
N
+
750 kHz ...
f
N
+
900 kHz
f
N
+
900 kHz ...
f
N
+
4900 kHz
f
N
+
4900 kHz ...
500 MHz
Input Return loss
Output Return loss
3rd-order intercept point
Temperature coefficient of frequency
Turnover temperature
1)
Temperature
1)
45
26
15
15
26
45
8
10
60
29
18
17
29
60
11
15
—
–0,036
35
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
ppm/K
2
˚C
f
N
±
525 kHz
f
N
±
525 kHz
IP3
TC
f
T
0
35
—
—
dependance of
f
c
:
f
c
(T
A
) =
f
c
(T
0
)(1 +
TC
f
(T
A
–
T
0
)
2
)
3
May 06, 2004
SAW Components
Low-Loss Filter
Data Sheet
Normalized frequency response
B3874
71,1 MHz
Normalized frequency response
(pass band)
4
May 06, 2004
SAW Components
Low-Loss Filter
Data Sheet
Normalized frequency response
(wide band)
B3874
71,1 MHz
5
May 06, 2004
NXP MCU
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