SAW Components
SAW RF filter for base stations
UMTS Band VII RF Tx
Series/type:
Ordering code:
Date:
Version:
B5122
B39272B5122U410
Apr 12, 2016
2.3
©
EPCOS AG 2016. Reproduction, publication and dissemination of this data sheet, 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
s
s
s
s
B5122
2655.0 MHz
Low-loss base-station UMTS band VII RF Tx filter
Low amplitude ripple
No matching required for operation at 50
Ω
Usable passband 70 MHz
Unbalanced to unbalanced operation
Features
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
Electrostatic Sensitive Device
(ESD)
Moisture Sensitivity Level
1
Filter surface passivated
Pin configuration
s
2
s
5
s
1, 3, 4, 6
Input
Output
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
Apr 12, 2016
SAW Components
SAW RF filter
Data sheet
Characteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –40 ˚C to +85 ˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
min.
Center frequency
Maximum insertion attenuation
2620.0 ... 2690.0
Passband width
α
ref
≤
1.8 dB
Amplitude ripple
(p-p)
2620.0 ... 2690.0
Input VSWR
2620.0
Output VSWR
2620.0
... 2690.0
MHz
—
1.8:1
2.5:1
B
1.8dB
∆α
MHz
—
0.7
1.8
70
99
—
f
C
α
max
MHz
—
2.1
3.5
—
typ.
@ 25 ˚C
2655.0
max.
—
B5122
2655.0 MHz
MHz
dB
MHz
dB
... 2690.0
MHz
τ
MHz
∆τ
MHz
α
abs
—
1.8:1
2.5:1
Absolute group delay
(mean)
2620.0 ... 2690.0
Group delay ripple
(p-p)
2620.0 ... 2690.0
Absolute attenuation
10.0
2350.0
2500.0
2570.0
2725.0
2750.0
3000.0
—
7.6
—
ns
—
4
20
ns
...
...
...
...
2350.0
2500.0
2570.0
2593.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
20
25
16
2.5
6
23
20
39
35
31
8
24
28
28
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
... 2750.0
... 3000.0
... 3830.0
Please read
cautions and warnings and
important notes
at the end of this document.
3
Apr 12, 2016
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
2620.0 ... 2690.0
Passband width
α
ref
≤
1.8 dB
Amplitude ripple
(p-p)
2620.0 ... 2690.0
Input VSWR
2620.0
Output VSWR
2620.0
... 2690.0
MHz
—
1.8:1
3.0:1
B
1.8dB
∆α
MHz
—
0.7
2.5
68
99
—
f
C
α
max
MHz
—
2.1
4.0
—
typ.
@ 25 ˚C
2655.0
max.
—
B5122
2655.0 MHz
MHz
dB
MHz
dB
... 2690.0
MHz
τ
MHz
∆τ
MHz
α
abs
—
1.8:1
3.0:1
Absolute group delay
(mean)
2620.0 ... 2690.0
Group delay ripple
(p-p)
2620.0 ... 2690.0
Absolute attenuation
10.0
2350.0
2500.0
2570.0
2725.0
2750.0
3000.0
—
7.6
—
ns
—
4
30
ns
...
...
...
...
2350.0
2500.0
2570.0
2593.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
20
25
16
2.5
6
23
20
39
35
31
8
24
28
28
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
... 2750.0
... 3000.0
... 3830.0
Please read
cautions and warnings and
important notes
at the end of this document.
4
Apr 12, 2016
SAW Components
SAW RF filter
Data sheet
haracteristics
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –40 ˚C to+105 ˚C
Z
S
=
50
Ω
Z
L
=
50
Ω
min.
Center frequency
Maximum insertion attenuation
2620.0 ... 2690.0
Passband width
α
ref
≤
1.8 dB
Amplitude ripple
(p-p)
2620.0 ... 2690.0
Input VSWR
2620.0
Output VSWR
2620.0
... 2690.0
MHz
—
1.8:1
3.5:1
B
1.8dB
∆α
MHz
—
0.7
3.5
66
99
—
f
C
α
max
MHz
—
2.1
5.0
—
typ.
@ 25 ˚C
2655.0
max.
—
B5122
2655.0 MHz
MHz
dB
MHz
dB
... 2690.0
MHz
τ
MHz
∆τ
MHz
α
abs
—
1.8:1
3.5:1
Absolute group delay
(mean)
2620.0 ... 2690.0
Group delay ripple
(p-p)
2620.0 ... 2690.0
Absolute attenuation
10.0
2350.0
2500.0
2570.0
2725.0
2750.0
3000.0
—
7.6
—
ns
—
4
40
ns
...
...
...
...
2350.0
2500.0
2570.0
2593.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
20
25
12
2
6
23
20
39
35
31
8
24
28
28
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
... 2750.0
... 3000.0
... 3830.0
Please read
cautions and warnings and
important notes
at the end of this document.
5
Apr 12, 2016
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