SAW filters for infrastructure systems
Series/Type:
B5201
The following products presented in this data sheet are being withdrawn.
Ordering Code
B39181B5201H510
Substitute Product
Date of Withdrawal
2012-01-13
Deadline Last
Orders
2012-12-31
Last Shipments
2013-03-30
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
Revision History: Changes compared to previous iteration issue
ISSUE
0.1
LT64A
1.0
M. Stoerkle
selectivity around 185.5 MHz relaxed
IL improved to 12 dB
single ended matching proposal added
B5201
fc adjusted to enable widened passband
spec(+/-0.68 MHz) and improve selectivity at up-
per stopband to initial DG value
ORIGINATOR
M.Stoerkle
DETAIL SPEC CHANGES
initial release
B5201
183.6 MHz
DATE
03.12.2007
24.01.2008
2.0
M. Stoerkle
16.07.2008
Please read
cautions and warnings and
important notes
at the end of this document.
2
Jul 16, 2008
SAW Components
Low-Loss Filter
Data sheet
Application
s
Low-loss IF filter for CDMA base station, re-
s
s
s
s
B5201
183.6 MHz
ceive path (Rx)
Usable passband 1.36 MHz
Unbalanced or balanced operation possible
High near-by selectivity
Temperature stable
Features
Package size 13.3 x 6.5 x 1.6 mm
3
Package code DCC12A
RoHS compatible
Approx. weight 0.4 g
Ceramic package for
Surface Mount Tech-
nology (SMT)
s
Ni, gold-plated terminals
s
Electrostatic Sensitive Device
(ESD)
s
Filter surface passivated
s
s
s
s
s
1,0
1
2
7,62
3
4
5
1,7
2,3
bottom view
10
9
8
7
6
3,81
1,6
side view
6,5
top view
13,3
Pin configuration
s
s
s
s
s
s
10
1
5
6
3, 8
2, 4, 7, 9
Input
Balanced Input or Input ground
Output
Balanced Output of Ouput ground
To be grounded
Case ground
Please read
cautions and warnings and
important notes
at the end of this document.
3
Jul 16, 2008
SAW Components
Low-Loss Filter
Data sheet
Characteristics
B5201
183.6 MHz
Operating temperature range: T = 0 to +85 ˚C
Terminating source impedance: Z
S
= 1 kΩ || 0.75 pF bal or 50
Ω
single ended and matching network
Terminating load impedance: Z
L
= 1 kΩ || 0.75 pF bal or 50
Ω
single ended and matching network
min.
Nominal frequency
Minimum insertion attenuation
(including matching network)
Passband width
α
rel
≤
1 dB
α
rel
≤
40 dB
f
N
±
0.68 MHz
f
N
±
0.68 MHz
f
N
α
min
—
—
typ.
@ 25˚C
183.6
10
max.
—
12.0
MHz
dB
B
1dB
B
40dB
∆α
∆ϕ
τ
1.36
—
—
—
1.57
3.1
0.4
0.9
—
3.6
1.0
2.0
MHz
MHz
dB
˚ rms
Amplitude ripple
(p-p)
Phase ripple
(rms)
Absolute group delay
mean value within f
N
±
0.68 MHz at 25 ˚C
Error vector magnitude
f
N
±
0.68 MHz
—
EVM
ACS
—
α
rel
40
—
TC
f
T
0
—
—
—
2120
2.0
—
3.5
ns
%
Alternate channel suppression
f
N
±
1.845 MHz ... f
N
±
3.075 MHz
Relative attenuation
(relative to
α
min
)
f
N
±
1.8 MHz ...f
N
±
40 MHz
VSWR
(input and output) f
N
±
0.68 MHz
Temperature coefficient of frequency
2)
Turnover temperature
1)
2)
53
1)
—
dB
47
1)
1.5:1
–0.036
35
—
2.0:1
—
—
dB
ppm/K
2
˚C
for balanced operation degraded to 44 dB typical
Temperature dependance of f
c
: f
c
(T
A
) = f
c
(T
0
) (1 + T
C
f(T
A
– T
0
)
2
)
Maximum ratings
Operable temperature range T
Storage temperature range
DC voltage
Input Power
T
stg
V
DC
P
IN
–40/+85
–40/+85
0
10
˚C
˚C
V
dBm
Please read
cautions and warnings and
important notes
at the end of this document.
4
Jul 16, 2008
SAW Components
Low-Loss Filter
Data sheet
Matching network to 1 kΩ || 0.75 pF balanced:
(element values depend on PCB layout):
B5201
183.6 MHz
L
s1
L
p2
L
p3
L
s4
1 kΩ II 0.75 pF
1 kΩ II 0.75 pF
L
s1
L
s1
= 68 nH
L
p2
= 33 nH
L
p3
= 39 nH
L
s4
L
s4
= 220 nH
Matching network to 50
Ω
single ended
:
(element values depend on PCB layout):
C
p1
= 56 pF
L
s2
= 47 nH
L
s3
= 47 nH
C
p4
= 47 pF
Please read
cautions and warnings and
important notes
at the end of this document.
5
Jul 16, 2008
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