Microwave Ceramics Filters
Series/Type:
B840
The following products presented in this data sheet are being withdrawn.
Ordering Code
B69813N1477B840
Substitute Product
CF61A9801-1472-40
Date of Withdrawal
2012-04-27
Deadline Last
Orders
2012-07-31
Last Shipments
2012-10-31
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.
Microwave Ceramics Filter
3-pole filter for WSP
Preliminary data
Modification
P1
P2
P3
B69813N1477B840
S3T3/5
Upgraded to new form, expanded temperature range
27.02.06
18.09.07
12.02.10
Reichel
Reichel
Reichel
Features
SMD filter consisting of coupled resonators with stepped impedances
(NdBa)TiO3 (εr = 88/TCf = 0 ±10 ppm/K) with a coating of copper (10
µm)
and tin (>5
µm)
Excellent reflow solderability, no migration effect due to copper/tin metallization
SAW MLIP CER PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 6
2010-02-12
Microwave Ceramics Filter
3-pole filter for WSP
Preliminary data
Component drawing
B69813N1477B840
S3T3/5
View from below onto the solder terminals and view from beside
Marking: ‘EPCOS logo 1477’ Date Code, on top of the filter
Recommended footprint
SAW MLIP CER PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 6
2010-02-12
Microwave Ceramics Filter
3-pole filter for WSP
Preliminary data
Characteristics
min.
Center frequency
Insertion loss
Insertion loss in Top1
Passband
1dB bandwidth
Amplitude ripple (peak – peak)
Standing wave ratio
Impedance
Attenuation
DC to 1262 MHz
at 1262 to 1350 MHz
at 1350 to 1380 MHz
at 1380 to 1400 MHz
at 1660 MHz
Maximum ratings
IEC climatic category (IEC 68-1)
Operating temperature
Typical passband characteristic
1000
0
-5
-10
-15
attenuation [dB]
-20
-25
-30
-35
-40
-45
-50
frequency [MHz]
S11
S21
1100
1200
1300
1400
1500
1600
1700
1800
B69813N1477B840
S3T3/5
typ.
1472
1.8
1.8
max.
–
2.3
2.4
MHz
dB
dB
MHz
fc –
α
IL
α
IL
B 40
60
∆α
SWR
Z
α
40
30
25
15
30
44
36
29
20
33
0.3
1.5
50
1.0
2.0
MHz
dB
Ω
dB
dBc
dB
dB
dBc
–40 °C/+90 °C/56
Top
Top1
–20/+85
–40/+105
°C
°C
SAW MLIP CER PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 6
2010-02-12
Microwave Ceramics Filter
3-pole filter for WSP
Preliminary data
Processing information
Wettability acc. to IEC 68-2-58:
≥75%
(after aging)
B69813N1477B840
S3T3/5
Soldering requirements
Profile for eutectic
SnPb solder paste
Soldering type
Maximum soldering temperature
reflow
235 (max. 2 sec.)
Profile for leadfree
solder paste
reflow
260 (max. 2 sec.)
°C
(measuring point on top surface of the component) 225 (max. 10 sec.)
Recommended soldering conditions (infrared):
Temp. [°C]
250
215°C±10°C
200
150
100
50
within 10 sec.
250 (max. 10 sec.) °C
Temp. [°C]
250
within 10 sec.
245°C±5°C
200
150
100
50
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, polystyrol, grey
Pieces/tape: 1500
Tape:
Profile B-B:
7.6±
0.1
R0.3 max.
5.4±
0.1
3°max.
R0.3 max.
Reel:
diameter - 330 mm
I/O
12±
0.1
1.5+ 0.1
A
4.2±
0.1
16±
0.3
7.5±
0.1
2±
0.1
4±
0.1
10x4(= 40±
0.2)
direction of unreeling
1.5+ 0.1
A
Profile A-A:
3.6±
0.1
3°max.
R0.3 max.
B
R0.3 max.
1.75±
0.1
0.3
8.6±
0.1
B
SAW MLIP CER PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 6
2010-02-12
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