®
RF360 Europe GmbH
A Qualcomm – TDK Joint Venture
SAW Components
SAW RF filter
Automotive telematics
Series/type:
Ordering code:
Date:
Version:
B3908
B39881B3908U410
December 11, 2012
2.1
RF360 products mentioned within this document are offered by RF360 Europe GmbH and other subsidiaries of
RF360 Holdings Singapore Pte. Ltd. (collectively, the “RF360 Subsidiaries”). RF360 Holdings Singapore Pte. Ltd.
is a joint venture of Qualcomm Global Trading Pte. Ltd. and EPCOS AG. References in this documentation to
EPCOS AG should properly reference, and shall be read to reference, the RF360 Subsidiaries.
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SAW Components
SAW RF filter
Automotive telematics
Series/type:
Ordering code:
Date:
Version:
B3908
B39881B3908U410
December 11, 2012
2.1
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
SAW Components
SAW RF filter
Data sheet
Application
s
Low-loss RF filter for Automotive telematics
s
Low amplitude ripple
s
Usable passband 25 MHz
B3908
881.50 MHz
Features
s
s
s
s
s
s
s
s
s
s
Package size 3.0 x 3.0 x 1.1 mm
3
Package code DCC6C
RoHS compatible
Approximate weight 0.037 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Lead free soldering compatible with J - STD20C
Passivation layer Elpas
AEC-Q200 qualified component family
Electrostatic Sensitive Device
(ESD)
Pin configuration
s
2
Input
s
5
Output
s
1,3,4,6 Case ground (to be grounded)
Please read
cautions and warnings and
important notes
at the end of this document.
2
December 11, 2012
SAW Components
SAW RF filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –40 ˚C to +95 ˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
min.
Center frequency
Maximum insertion attenuation
869.0 ... 894.0
Amplitude ripple
(p-p)
869.0 ...
VSWR
869.0
Attenuation
10.0
820.0
970.0
997.0
1150.0
1500.0
2000.0
...
...
...
...
...
...
...
820.0
849.0
997.0
1150.0
1500.0
2000.0
3000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
...
894.0
MHz
α
40
35
35
40
35
30
20
50
45
60
60
50
40
25
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
—
1.7
2.0
894.0
f
C
α
max
MHz
∆α
MHz
—
1.1
1.7
dB
—
2.6
3.2
dB
—
typ.
@ 25 ˚C
881.50
max.
—
MHz
B3908
881.50 MHz
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Input power
T
T
stg
V
DC
P
IN
–45/+125
–45/+125
6
18
˚C
˚C
V
dBm
Please read
cautions and warnings and
important notes
at the end of this document.
3
December 11, 2012
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