(1/2)
Conformity to RoHS Directive
Multilayer Chip Low Pass Filters
For PCS/Tx & Rx
DEA Series DEA161990LT-1182
SHAPES AND DIMENSIONS
0.80.1
Marking
2
1 3
4
1.60.15
Terminal functions
0.50.1
1 IN(OUT)
2 GND
3 OUT(IN)
4 GND
0.20.1 0.2min.
Dimensions in mm
RECOMMENDED PC BOARD PATTERNS
0.5 0.3 0.6 0.3 0.5
This width is 50.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
GND
OUT/IN
IN/OUT
GND
Solder resist
0.3 Through-hole
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Item Minimum value Typical value Maximum value
Insertion loss [1710 to 1990MHz] (dB) 0.32 0.7
[3700MHz] (dB) 30 40
Attenuation
[5550MHz] (dB) 25 32
Operating (C) 40 +85
Temperature range
Storage (C) 40 +85
Ta: +255C
Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and
specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.
All specifications are subject to change without notice.
001-02 / 20130901 / rf_lpf_dea161990lt-1182_en.fm
1.0 1.0
0.8
0.5 0.5
0.15min.
0.80.1
0.80.1
0.4
0.6(2/2)
FREQUENCY CHARACTERISTICS
INSERTION LOSS ATTENUATION
0
0
1: 1710MHz
1: 3700MHz
0.5
1
2
0.283dB 10
40.4dB
1.0
2: 1990MHz
2: 3980MHz
1.5
0.375dB 20
50.6dB
2.0
3: 5550MHz
2.5
30
32.6dB
3.0
3 4
4: 5970MHz
40
3.5
32.6dB
1
4.0
50
4.5
2
5.0
60
1000 1500 2000 2500 3000
800 1800 2800 3800 4800 5800
Frequency(MHz)
Frequency(MHz)
RETURN LOSS VSWR
jV
50
1: 1710MHz
1
40
23.4dB
1: 1710MHz
30
2: 1990MHz 0.8
1.09dB
20
22.7dB
0.6 2: 1990MHz
10
1.10dB
0.4
0
10
0.2
20
1 1 U
1
2
30 1 2
40
0.4
50
0.6
1000 2000 3000 4000 5000 6000
( )
Frequency MHz
0.8
1
All specifications are subject to change without notice.
001-02 / 20130901 / rf_lpf_dea161990lt-1182_en.fm
( )
Return loss(dB) Insertion loss dB
( )
Attenuation dB