Microwave Ceramics and Modules
2 – Pole Filter for W - LAN
Preliminary Datasheet
Filter
B69812N2457A101
Features
•
Low Profile (maximum height 1.4 mm)
•
SMD filter consisting of coupled resonators with stepped impedances
•
Low losses
•
High attenuations at GSM (900, 1800) and UMTS bands
•
High attenuation at 2 times center frequency
•
(NdBa)TiO3 (εr = 88 /
TCf
=0±10 ppm/K) with a coating of copper (10µm) and tin (>5µm)
•
Excellent reflow solderability, no migration effect due to copper/tin metallization
Index
Page 2
•
Dimension Limits , Marking
•
Recommended footprint
Page 3
•
Characteristics
•
Maximum ratings
•
Typical passband characteristic
Page 4
•
Processing information
•
Soldering requirements
•
Delivery mode
ISSUE DATE
27.08.03
ISSUE
P1
PUBLISHER
SAW MWC PD F
PAGE
1/4
Microwave Ceramics and Modules
2 – Pole Filter for W - LAN
Preliminary Datasheet
Dimension Limits , Marking
Filter
B69812N2457A101
Recommended footprint
I/O
G
I/O
S older P ads:
I/O Pads m ust be
connected to lines w ith
50
Ω
im pedance.
In the application a
term ination of 50
Ω
m ust be realized.
G
G
G round, covered w ith
solder resist, connected
to low er ground plane
b y vias w ith m axim um
diam eter of 0.3m m and
m ax. distance of 1m m
ISSUE DATE
27.08.03
ISSUE
P1
PUBLISHER
SAW MWC PD F
PAGE
2/4
Microwave Ceramics and Modules
2 – Pole Filter for W - LAN
Preliminary Datasheet
Filter
B69812N2457A101
Characteristics
min.
Center frequency
Insertion loss
Passband (2400- 2500)
Amplitude ripple (peak - peak)
Standing wave ratio
Impedance
Attenuation
at DC to 880 MHz
at 880 to 960 MHz
at 960 to 1990 MHz
at 1990 to 2100 MHz
at 2100 to 2170 MHz
at 3000 to 3200 MHz
at 3200 to 3500 MHz
at 3500 to 4600 MHz
at 4800 to 5000 MHz
Maximum ratings
IEC climatic category (IEC 68-1)
Operating temperature
Typical passband characteristics
0
typ.
2.450
1.2
0.4
1.5
50
max.
-
1.5
0.8
2.0
GHz
dB
MHz
dB
Ω
dB
dB
dB
dB
dB
dB
dB
dB
dB
α
IL
B
100
∆α
SWR
Z
α
50
45
40
25
20
15
20
27
25
f
c -
55
50
45
30
25
20
25
30
30
- 40 /+ 90/56
T
op - 40 / + 85
°C
-5
-10
-15
attenuation [dB]
-20
S21 [dB]
S11 [dB]
-25
-30
-35
-40
-45
-50
2,1
2,15
2,2
2,25
2,3
2,35
frequency [GHz]
2,4
2,45
2,5
2,55
2,6
ISSUE DATE
27.08.03
ISSUE
P1
PUBLISHER
SAW MWC PD F
PAGE
3/4
Microwave Ceramics and Modules
2 – Pole Filter for W - LAN
Preliminary Datasheet
Processing information
Wettability to IEC 68-2-58:
≥
75% (after aging)
Soldering Requirements
Profile for eutectic
SnPb solder paste
Soldering type
reflow
Maximum soldering temperature
235 (max. 2 sec.)
(measuring point on top surface of the component) 225 (max. 10 sec.)
Recommended soldering conditions (infrared):
Temp. [°C]
within 10 sec.
Filter
B69812N2457A101
Profile for leadfree
solder paste
reflow
260 (max. 2 sec.) °C
250 (max. 10 sec.) °C
Temp. [°C]
within 10 sec.
215°C±10°C
245°C±5°C
20-40 sec.
40-80 sec.
Time [sec.]
30 sec.
2.5 °C/s
2-3 min.
Time [sec.]
> - 5 °C/s
Delivery mode
•
Blister tape acc. to IEC 286-3, grey
•
Pieces/tape: 4000
EPCOS AG 2001. All Rights Reserved. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
The information contained in this data sheet describes the type of component and shall not be considered as guaranteed characteristics.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry
recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed.
ISSUE DATE
27.08.03
ISSUE
P1
PUBLISHER
SAW MWC PD F
PAGE
4/4
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