SAW Components
BAW Bluetooth/WLAN Filter
Datasheet
Series/type:
Ordering code:
Date:
Version:
B8831
B39242B8831P810
August 18, 2014
2.0
©
EPCOS AG 2014. Reproduction, publication and dissemination of this data sheet, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SAW Components
BAW Bluetooth/WLAN Filter
Datasheet
Application
s
Low-loss BAW RF single filter for Bluetooth/WLAN
s
s
s
s
s
B8831
2442.0 MHz
with LTE Band 7 / Band 40 / Band 41 coexistence
Usable passband 79.0 MHz
Unbalanced to unbalanced operation
Excellent insertion loss
High out of band selectivity
Filter impedance 50
Ω
Features
s
s
s
s
s
s
s
0.18
0.25
0.5
0.385 0.385
0.45max
Package size 1.1 x 0.9 x 0.4 mm
3
RoHS compatible
Approximate weight 0.0012 g
Package for
Surface Mount Technology
(SMT)
Ni, gold-plated terminals
Electrostatic Sensitive Device
(ESD)
Moisture Sensitivity Level
3 (MSL
3)
1
2
3
bottom view
0.25
6
5
4
side view
1.1
6
5
4
0.9
top view
1
2
3
Pin configuration
s
1
s
4
s
2,3,5,6
Input (unbalanced)
Output (unbalanced)
To be grounded
Please read
cautions and warnings and
important notes
at the end of this document.
2
August 18, 2014
SAW Components
BAW Bluetooth/WLAN Filter
Datasheet
Characteristics of Filter
Temperature range for specification:
Terminating source impedance:
Terminating load impedance:
T = –30 ˚C to +85 ˚C
Z
S
=
50
Ω
shunt coil 6.8 nH
Z
L
=
50
Ω
shunt coil 6.8 nH
B8831
typ.
@ 25 ˚C
2442.0
B8831
2442.0 MHz
Characteristics
Center frequency
f
C
min.
—
max.
—
MHz
Maximum insertion attenuation - WLAN
1)
α
max
2403.1 ... 2420.9 MHz (channel 1)
1)
2408.1 ... 2425.9 MHz (channel 2)
1)
2413.1 ... 2465.9 MHz (channel 3-10)
1)
2453.1 ... 2470.9 MHz (channel 11)
1)
2458.1 ... 2475.9 MHz (channel 12)
1)
2463.1 ... 2480.9 MHz (channel 13)
1)
VSWR (Input and Output)
2403.1 ... 2475.9 MHz (channel 1-12)
2463.1 ... 2480.9 MHz (channel 13)
Attenuation
100.0 ... 1805.0
1805.0 ... 2170.0
2300.0 ... 2360.0
2360.0 ... 2365.0
2365.0 ... 2370.0
2496.0 ... 2501.0
2500.0 ... 2505.0
2505.0 ... 2550.0
2550.0 ... 2570.0
2570.0 ... 2620.0
2620.0 ... 2690.0
4800.0 ... 5805.0
7200.0 ... 7500.0
MHz
MHz
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
2)
MHz
MHz
α
—
—
—
—
—
—
1.35
1.2
1.1
1.1
1.3
1.65
2.1
1.8
1.7
1.9
2.2
2.9
dB
dB
dB
dB
dB
dB
—
—
1.8
1.8
2.4
—
34
35
34
38
40
17
3)
43
3)
50
47
44
44
20
20
36
37
38
45
47
43
60
57
50
48
47
27
28
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
2nd Harmonics
CW tone at input, 2442 MHz, 22 dBm
1)
2)
3)
—
-63
—
dBc
Averaged values within each WiFi channel width of 17.8 MHz
Averaged value of linear S-parameter over 5 MHz
+25˚C to +85˚C
Please read
cautions and warnings and
important notes
at the end of this document.
3
August 18, 2014
SAW Components
BAW Bluetooth/WLAN Filter
Datasheet
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
T
T
stg
V
DC
V
ESD
–30/+85
–40/+90
5
1)
50
2)
300
3)
600
4)
26
˚C
˚C
V
V
V
V
dBm
B8831
2442.0 MHz
Input power at PIN1
channel 1 to channel 13
1)
2)
3)
4)
Machine Model
Human Body Model
Charged Device Model
20 MHz OFDM signal, 65˚C,
5000 hr
168h Damp Heat Steady State acc. to IEC60068-2-67 Cy
acc. to JESD22-A115B (MM - Machine Model), 10 negative & 10 positive pulses
acc. to JESD22-A114F (HBM - Human Body Model), 1 negative & 1 positive pulses
acc. to JESD22-C101C (CDM - Field Induced Charged Device Model), 3 negative & 3 positive pulses
Matching network
s
L
in
= 6.8 nH
s
L
out
= 6.8 nH
Recommendation to use TDK MLG0603 P-series
Input
Port 1
L
in
L
out
Antenna
Port 4
Please read
cautions and warnings and
important notes
at the end of this document.
4
August 18, 2014
SAW Components
BAW Bluetooth/WLAN Filter
Datasheet
Transfer function
B8831
2442.0 MHz
Transfer function
Please read
cautions and warnings and
important notes
at the end of this document.
5
August 18, 2014
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