SAW Components
SAW band–stop filter
DVB–H / DVB–T / ISDB–TB
Series/type:
Ordering code:
Date:
Version:
B8766
B39901-B8766-P810
August 31, 2009
2.0
©
EPCOS AG 2009. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
SAW band–stop filter
Data Sheet
Revision history: changes compared to previous iteration issue
ISSUE
ORIGINATOR
DETAILED SPECIFICATION CHANGES
initial release
adaption of specification for maximum and
minimum insertion attenuation and typical
suppression levels based on statistical data
B8766_v2.0
G. Kloska
maximum rating for source power added
DATE
B8766
897.5 MHz
LU31A_v1.0 G. Kloska
B8766_v1.0
G. Kloska
Jan 26, 2009
Aug 27, 2009
Aug 31, 2009
Please read
cautions and warnings and
important notes
at the end of this document.
2
August 31, 2009
SAW Components
SAW band–stop filter
Data Sheet
Application
s
Low-loss band–stop filter for
s
s
s
s
s
B8766
897.5 MHz
DVB-H, DVB-T and ISDB-TB
GSM900 Tx suppression
Low insertion attenuation
Low amplitude ripple
Impedance at input and output 50
Ω
Unbalanced to unbalanced operation
Features
s
s
s
s
s
s
s
s
0.4
Package size 1.4
×
1.1
×
0.4 mm
3
Maximum height of 0.45 mm
Package code QCS5W
RoHS compatible
Approximate weight 0.003 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
0.325
2 3
1
0.575
0.25
bottom view
5
0.5 0.5
4
side view
1.4
1.1
top view
Pin configuration
s
s
s
s
s
1
2
3
4
5
Input
Coupling pin
Coupling pin
Output
Case ground
5
2
1
3
4
Please read
cautions and warnings and
important notes
at the end of this document.
3
August 31, 2009
SAW Components
SAW band–stop filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = +25 ˚C
±
2 ˚C
Z
S
=
50
Ω
and matching network
Z
L
=
50
Ω
and matching network
min.
Nominal center frequency
Minimum insertion attenuation
470.00 ...
862.00 MHz
α
max
MHz
MHz
MHz
MHz
α
174.00
880.00
1710.00
1920.00
... 230.00 MHz
... 915.00 MHz
... 1785.00 MHz
... 1980.00 MHz
37.0
37.0
25.0
30.0
40.0
41.0
28.0
34.0
—
—
—
—
—
—
—
—
1.8
1.7
3.4
4.1
2.0
2.0
3.8
5.0
f
N
α
min
—
1.3
1.6
—
typ.
@ 25 ˚C
897.5
max.
—
B8766
897.5 MHz
MHz
dB
Maximum insertion attenuation
470.00
750.00
798.00
858.00
Attenuation
...
...
...
...
750.00
798.00
858.00
862.00
dB
dB
dB
dB
dB
dB
dB
dB
Matching network
(element values depend on PCB layout)
L
s1
1
4
L
s4
L
s1
L
p2
L
p3
L
s4
= 16 nH
= 20 nH
= 15 nH
= 20 nH
5
2
L
p2
3
5
L
p3
Q factor of inductors:
40 @ 770 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
4
August 31, 2009
SAW Components
SAW band–stop filter
Data Sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –30 ˚C to +85 ˚C
Z
S
=
50
Ω
and matching network
Z
L
=
50
Ω
and matching network
min.
Nominal center frequency
Minimum insertion attenuation
470.00 ...
862.00 MHz
α
max
MHz
MHz
MHz
MHz
α
174.00
880.00
1710.00
1920.00
... 230.00 MHz
... 915.00 MHz
... 1785.00 MHz
... 1980.00 MHz
37.0
26.0
25.0
30.0
40.0
41.0
28.0
34.0
—
—
—
—
—
—
—
—
1.8
1.7
3.4
4.1
2.0
2.0
5.0
7.0
f
N
α
min
—
1.3
1.6
—
typ.
@ 25 ˚C
897.5
max.
—
B8766
897.5 MHz
MHz
dB
Maximum insertion attenuation
470.00
750.00
798.00
858.00
Attenuation
...
...
...
...
750.00
798.00
858.00
862.00
dB
dB
dB
dB
dB
dB
dB
dB
Matching network
(element values depend on PCB layout)
L
s1
1
4
L
s4
L
s1
L
p2
L
p3
L
s4
= 16 nH
= 20 nH
= 15 nH
= 20 nH
5
2
L
p2
3
5
L
p3
Q factor of inductors:
40 @ 770 MHz
Please read
cautions and warnings and
important notes
at the end of this document.
5
August 31, 2009