SAW Components
SAW Duplexer
LTE Band 20
Series/type:
Ordering code:
Date:
Version:
B8581
B39851B8581P810
April 04, 2013
2.1
©
EPCOS AG 2013. 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 Duplexer
Data Sheet
Application
Low-loss SAW duplexer for LTE Band 20 systems
Very high isolation
Usable passband 30 MHz
Single-ended to balanced transformation in Anten-
na-Rx path
s
Impedance transformation 50
Ω
to 100
Ω
in Anten-
na-Rx path
s
Very small size and low height
s
s
s
s
B8581
847.0 / 806.0 MHz
Features
s
s
s
s
s
s
s
0.3
1
2
3
0.35
0.475 max.
Package size 1.8 * 1.4 mm
2
Package height: max. 0.475 mm
RoHS compatible
Package for
Surface Mount Technology
(SMT)
Ni, Au-plated terminals
Electrostatic Sensitive Device
(ESD)
Moisture Sensitivity Level 3
0.7
7
6
5
0.25
0.25
4
8
4
bottom view
side view
1.8
7
6
5
1.4
8
top view
1
2
3
Pin configuration
s
s
s
s
1
3, 4
6
2, 5, 7, 8
Tx input
Rx output (balanced)
Antenna
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
April 04, 2013
SAW Components
SAW Duplexer
Data Sheet
Characteristics
Temperature range for specification:
TX terminating impedance:
ANT terminating impedance:
RX teminating impedance:
Characteristics Tx-Antenna
Center frequency
Maximum insertion attenuation
832.0 ... 862.0
832.0
832.0
...
...
862.0
862.0
862.0
862.0
f
c
α
MHz
MHz
MHz
∆α
MHz
MHz
-
-
1.0
1.0
1.9
1)
2.6
dB
dB
-
-
-
2.2
2.2
2.2
2.8
1)
2.5
2)
3.5
dB
dB
dB
T = -30 ˚C to +85 ˚C
Z
Tx
= 50
Ω
Z
Ant
= 50
Ω
|| 9.5 nH
Z
Rx
= 100
Ω
(balanced) || 47 nH
min.
typ.
@ 25 ˚C
847.0
max.
MHz
B8581
847.0 / 806.0 MHz
Amplitude ripple
(p-p)
832.0 ...
832.0
...
Input VSWR (Tx port)
832.0 ...
Output VSWR (Ant Port)
832.0 ...
Absolute attenuation
10.0
771.0
791.0
873.0
873.0
925.0
1565.0
1664.0
2400.0
2620.0
3328.0
4000.0
1)
2)
862.0
862.0
MHz
MHz
α
-
-
1.7
1.7
2.0
2.0
...
...
...
...
...
...
...
...
...
...
...
...
771.0
791.0
821.0
903.0
903.0
960.0
1606.0
2170.0
2620.0
2690.0
3448.0
6000.0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
30
35
44
15
1)
12
30
35
35
35
35
35
10
35
40
48
30
30
37
40
41
38
45
40
16
-
-
-
-
-
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
in (-15,+85
˚
C) temperature range
in (+25,+55
˚
C) temperature range
Please read
cautions and warnings and
important notes
at the end of this document.
3
April 04, 2013
SAW Components
SAW Duplexer
Data Sheet
Characteristics
Temperature range for specification:
TX terminating impedance:
ANT terminating impedance:
RX teminating impedance:
Characteristics Antenna-Rx
Center frequency
Maximum insertion attenuation
791.0 ... 821.0
791.0
791.0
...
...
821.0
821.0
821.0
821.0
f
c
α
MHz
MHz
MHz
∆α
MHz
MHz
-
-
1.2
1.2
2.7
1)
3.9
dB
dB
-
-
-
2.4
2.4
2.4
3.5
1)
3.0
2)
4.7
dB
dB
dB
T =
-30 ˚C to +85 ˚C
Z
Tx
= 50
Ω
Z
Ant
= 50
Ω
|| 9.5 nH
Z
Rx
= 100
Ω
(balanced) || 47 nH
min.
typ.
@ 25 ˚C
806.0
max.
MHz
B8581
847.0 / 806.0 MHz
Amplitude ripple
(p-p)
791.0 ...
791.0
...
Input VSWR (Ant port)
791.0 ...
Output VSWR (Rx Port)
791.0 ...
821.0
821.0
MHz
MHz
-
-
1.6
1.8
2.0
2.2
Common mode rejection ratio
791.0 ... 821.0
Absolute attenuation
10.0
770.0
832.0
832.0
834.0
873.0
1623.0
2400.0
2545.0
4000.0
...
...
...
...
...
...
...
...
...
...
770.0
782.0
834.0
834.0
862.0
903.0
1683.0
2545.0
4000.0
6000.0
MHz
α
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
mean
MHz
MHz
25
45
15
35
1)
28
50
40
45
45
45
30
30
55
45
60
60
54
53
55
51
54
35
-
-
-
-
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Absolute mean attenuation
782.0 ... 790.0
782.0 ... 790.0
1)
In (-15,+85
˚
C) temperature range
2)
In (+25,+55
˚
C) temperature range
3)
At 25
˚
C
4
6
3)
8
8
-
-
dB
dB
Please read
cautions and warnings and
important notes
at the end of this document.
4
April 04, 2013
SAW Components
SAW Duplexer
Data Sheet
Characteristics
Temperature range for specification:
TX terminating impedance:
ANT terminating impedance:
RX teminating impedance:
Characteristics Tx-Rx
Differential mode isolation
791.0 ... 821.0
832.0 ... 834.5
832.0 ... 834.5
834.5 ... 862.0
1574.0 ... 1577.0
1664.0 ... 1724.0
2496.0 ... 2586.0
Common mode isolation
832.0 ... 862.0
1)
In (-15,+85
˚
C) temperature range
Maximum Ratings
Storage temperature range
DC voltage
ESD voltage, Tx, Ant Port
ESD voltage
Input power at Tx Port
832.0 ...862.0 MHz
elsewhere
T
stg
V
DC
V
ESD
V
ESD
P
in
P
in
–40/+125
0
300
500
27.5
10
˚C
V
V
V
dBm
dBm
α
MHz
MHz
MHz
MHz
MHz
MHz
MHz
α
MHz
60
65
-
dB
45
40
1)
35
54
40
20
20
48
60
60
57
64
63
58
-
-
-
-
-
-
-
dB
dB
dB
dB
dB
dB
dB
T =
-30 ˚C to +85 ˚C
Z
Tx
= 50
Ω
Z
Ant
= 50
Ω
|| 9.5 nH
Z
Rx
= 100
Ω
(balanced) || 47 nH
min.
typ.
@ 25 ˚C
max.
B8581
847.0 / 806.0 MHz
HB Model
CD Model
}
continuous wave
55 ˚C, 50000h
Matching network (element values depend on PCB layout)
Lp1
Lp2
Lp1=9.5nH, Lp2 =47nH
Please read
cautions and warnings and
important notes
at the end of this document.
5
April 04, 2013
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