(1/2)
001-02 / 20080113 / e731_dea165850lt_1197.fm
• All specifications are subject to change without notice.
Multilayer Chip Low Pass Filters
Conformity to RoHS Directive
For 5GHz W-LAN
DEA Series DEA165850LT-1197B2
SHAPES AND DIMENSIONS
Dimensions in mm
0.2min.0.2±0.1
4
2
31
0.5±0.1
0.8±0.1
0.8±0.1
0.8±0.1
0.15min.
1.6±0.15
Marking
1IN
2 GND
3 OUT
4 GND
Terminal functions
RECOMMENDED PC BOARD PATTERNS
0.6
0.8
0.50.3
0.4
0.5
Land Solder resist
Dimensions in mm
4-ø0.3 Through-hole
ELECTRICAL CHARACTERISTICS
Item Minimum value Typical value Maximum value
Insertion loss [4900 to 5950MHz] (dB) — — 0.7
Return loss [4900 to 5950MHz] (dB) 12 — —
Attenuation
[9800MHz] (dB) 20 — —
[11900MHz] (dB) 30 — —
Temperature range
Operating (°C) –40 — +85
Storage (°C) –40 — +85
• Ta: +25±5°C
• 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.
(2/2)
001-02 / 20080113 / e731_dea165850lt_1197.fm
• All specifications are subject to change without notice.
FREQUENCY CHARACTERISTICS
INSERTION LOSS
4000 14000120006000 8000 10000
Frequency
(
MHz
)
–3.0
–2.0
–2.5
–1.0
–1.5
–0.5
0
Insertion loss
(
dB
)
1: 4900MHz
–0.354dB
2: 5950MHz
–0.427dB
1
2
RETURN LOSS
1
4000 14000120006000 8000 10000
Frequency
(
MHz
)
20
10
40
30
50
–40
–50
–20
–30
–10
0
Return loss
(
dB
)
1: 4900MHz
–18.6dB
2: 5950MHz
–25.7dB
2
ATTENUATION
–50
–40
–45
–30
–35
–20
–25
–10
–15
–5
0
4000 14000120006000 8000 10000
Frequency
(
MHz
)
Attenuation
(
dB
)
1: 9800MHz
–37.8dB
2: 11900MHz
–36.2dB
1
2
VSWR
1: 4900MHz
0.101dB
2: 5950MHz
0.029dB
–0.2
0.2
0.4
0.6
0.8
0
–0.4
–0.6
–0.8
2
1
1
1
–1
jV
U
–1
/
