TDK DEA Series DEA205375BT-2054A1 Specifications
(1/2)
001-01 / 20080113 / e721_dea205375bt_2054.fm
• All specifications are subject to change without notice.
Multilayer Chip Band Pass Filters
For 5.0GHz W-LAN
DEA Series DEA205375BT-2054A1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
• Ta:+25°C
Item Minimum value Typical value Maximum value
Insertion loss
[25°C] [4900 to 5850MHz] (dB) — — 2.2
[–40 to +85°C] [4900 to 5850MHz] (dB) — — 2.5
VSWR [4900 to 5850MHz] — — 2.2
Attenuation
[340 to 1195MHz] (dB) 38.0 — —
[2140 to 3580MHz] (dB) 19.0 — —
[6855 to 7150MHz] (dB) 25.0 — —
[8570 to 8930MHz] (dB) 20.0 — —
Ripple [4900 to 5850MHz] (dB) — — 1.8
Temperature range
Operating (°C) –40 — +85
Storage (°C) –40 — +85
Conformity to RoHS Directive
Dimensions in mm
4
2
31
0.95±0.12.0±0.15
1.25±0.1
0.3±0.15
1.6
+0.1
–0.15
0.3
+0.1
–0.2
0.3
+0.1
–0.2
1IN
2 GND
3 OUT
4 GND
Terminal functions
Dimensions in mm
Line width be designed to mach 50
Ω
characteristic impedance depending
on PCB material and thickness
0.42
0.5
1.10.18
ø0.15 Through-hole
0.35
0.7
0.6 1.0
0.5
• 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)
001-01 / 20080113 / e721_dea205375bt_2054.fm
• All specifications are subject to change without notice.
FREQUENCY CHARACTERISTICS
INSERTION LOSS
RETURN LOSS
ATTENUAT IO N
VSWR
–3.0
4.5 4.75 6.55.25 5.5 5.75 6.75676.255
–2.0
–2.5
–4.0
–3.5
–5.0
–4.5
–1.5
–1.0
–0.5
0
Attenuation
(
dB
)
Frequency(GHz
)
1: 4.9GHz
–1.30dB
2: 5.375GHz
–1.19dB
3: 5.85GHz
–1.8dB
–30
4.5 4.75 6.55.25 5.5 5.75 6.75676.255
–20
–25
–15
–10
–5
0
Attenuation
(
dB
)
Frequency(GHz
)
1: 4.9GHz
–19.45dB
2: 5.375GHz
–22.65dB
3: 5.85GHz
–13.718dB
–30
12 94567 1083
–20
–25
–40
–35
–60
–45
–50
–55
–15
–10
–5
0
Attenuation
(
dB
)
Frequency(GHz
)
1: 1.195GHz
–41.50dB
2: 3.58GHz
–22.91dB
3: 4.9GHz
–1.30dB
4: 5.375GHz
–1.19dB
5: 5.85GHz
–1.8dB
6: 6.855GHz
–31.80dB
7: 8.57GHz
–32.60dB
–0.2
0.2
0.4
0.6
0.8
1
0
1
–0.4
–0.6
–0.8
–1
jV
U
–1
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