TDK DEA Series DEA201990LT-9003D1 Specifications
(1/2)
001-02 / 20080123 / e731_dea201990lt_9003.fm
• All specifications are subject to change without notice.
Multilayer Chip Low Pass Filters
For GSM/DCS/PCS 2in1
DEA Series DEA201990LT-9003D1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
Conformity to RoHS Directive
0.6±0.1
1.25±0.1
0.65±0.1
0.2±0.2 0.35±0.2
2.0±0.1
654
123
Dimensions in mm
0.3±0.2
0.25
+0.1
–0.2
1 Band1 output(Input)
2 GND
3 Band2 output(Input)
4 Band2 input(Output)
5 GND
6 Band1 input(Output)
Terminal functions
0.3
0.35
0.35
1.0
1.0
ø0.3 Through-hole
Dimensions in mm
0.7
0.4
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
• 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 / 20080123 / e731_dea201990lt_9003.fm
• All specifications are subject to change without notice.
ELECTRICAL CHARACTERISTICS
A-GSM+E-GSM(Band1)
DCS+PCS(Band2)
• Ta: 25±5°C
FREQUENCY CHARACTERISTICS
ATTENUATION RETURN LOSS
Item Minimum value Typical value Maximum value
Frequency range [824 to 915MHz]
Characteristics impedance 50Ω(Nominal)
Insertion loss (dB) — 0.4 1
Return loss (dB) 10 14 —
Attenuation
[1648 to 1698MHz] (dB) 30 36 —
[1760 to 1830MHz] (dB) 30 33 —
[2472 to 2547MHz] (dB) 35 60 —
[2640 to 2745MHz] (dB) 35 50 —
Temperature range
Operating (°C) –40 — +85
Storage (°C) –40 — +85
Item Minimum value Typical value Maximum value
Frequency range [1710 to 1990MHz]
Characteristics impedance 50Ω(Nominal)
Insertion loss (dB) — 0.48 1
Return loss (dB) 10 12 —
Attenuation
[3420 to 3570MHz] (dB) 30 37 —
[3700 to 3980MHz] (dB) 30 35 —
[5130 to 5355MHz] (dB) 35 41 —
[5550 to 5970MHz] (dB) 35 40 —
Temperature range
Operating (°C) –40 — +85
Storage (°C) –40 — +85
500 55002500 3500 45001500
Frequency(MHz
)
–60
–40
–50
–20
–30
–10
0
Attenuation
(
dB
)
1: 1648.0MHz
–37.55dB
2: 1830.0MHz
–32.83dB
3: 2475.0MHz
–60.54dB
4: 2745.0MHz
–48.02dB
GSM DCS/PCS
5: 3420.0MHz
–40.57dB
6: 3980.0MHz
–34.32dB
7: 5130.0MHz
–41.69dB
8: 5970.0MHz
–39.91dB
500 30001000 1500 2000 2500
Frequency(MHz
)
–20
–30
–10
0
Return loss
(
dB
)
1: 824.0MHz
–15.35dB
2: 915.0MHz
–13.88dB
GSM DCS/PCS
3: 1710.0MHz
–12.89dB
4: 1990.0MHz
–11.34dB
1
3
2
4
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