EPCOS B39710-B3874-U210 Saw components low-loss filter 71,1 mhz Datasheet

SAW Components
Data Sheet B3874
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Ceramic package DCC18
Features
■
■
■
■
Low-loss IF filter for CDMA base station
Temperature stable
Ceramic SMD package
Unbalanced or balanced operation
Terminals
■ 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
Ordering code
B3874
B39710-B3874-U210
Marking and Package
according to
C61157-A7-A54
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
Tstg
VDC
Ps
–40 / +85
–40 / +85
5
10
2
˚C
˚C
V
dBm
May 06, 2004
Packing
according to
F61074-V8166-Z000
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T = 0 to +85 ˚C
ZS = 50 Ω and external matching network
ZL = 50 Ω and external matching network
min.
typ.
max.
Nominal frequency
fN
—
71,1
—
MHz
Minimum insertion attenuation
αN
—
9,0
11,0
dB
1,24
—
MHz
3,75 dB bandwidth
αrel
≤ 3,75 dB
B3,75dB
1,18
Amplitude ripple (p-p)
fN ± 525 kHz
∆α
—
0,5
1,0
dB
Phase Linearity (rms)
fN ± 630 kHz
∆ϕ
—
1,3
2,0
deg
Absolute group delay
fN ± 630 kHz
τ
—
3,1
Group delay ripple (p-p)
fN ± 525 kHz
∆τ
—
Relative attenuation (relative to αN)
31,0 MHz ...
fN − 4900 kHz
fN − 4900 kHz ...
fN − 900 kHz
fN − 900 kHz ...
fN − 750 kHz
fN + 750 kHz ...
fN + 900 kHz
fN + 900 kHz ...
fN + 4900 kHz
fN + 4900 kHz ...
500 MHz
Input Return loss
Output Return loss
µs
320
450
ns
45
26
15
15
26
45
60
29
18
17
29
60
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
8
10
11
15
—
—
dB
dB
IP3
35
—
—
dB
TCf
—
–0,036
—
ppm/K2
T0
—
35
—
˚C
αrel
fN ± 525 kHz
fN ± 525 kHz
3rd-order intercept point
Temperature coefficient of frequency
Turnover temperature
1) Temperature
—
dependance of fc:
1)
fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
3
May 06, 2004
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Normalized frequency response
Normalized frequency response (pass band)
4
May 06, 2004
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Normalized frequency response (wide band)
5
May 06, 2004
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Matching network to 50 Ω
(Element values depend on PCB layout)
Ls2
Lp1
Ls5
Lp4
Lp3
Lp1 = 150 nH
Lp4 = 470 nH
Ls2 = 390 nH
Ls5 = 620 nH
Lp3 = 330 nH
Lp6 = not used
6
May 06, 2004
Lp6
SAW Components
B3874
Low-Loss Filter
71,1 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC
P.O. Box 80 17 09, 81617 Munich, GERMANY
 EPCOS AG 2004. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of
the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic
Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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
May 06, 2004
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