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• All specifications are subject to change without notice.
Multilayer Chip Band Pass Filters(Balance Output Type)
For Bluetooth & 2.4GHz W-LAN
DEA Series DEA252450BT-7014D1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
Item Typical value
Frequency range (Pass band) 2400 to 2500MHz —
Unbalanced impedance 50Ω(Nominal) —
Balanced impedance 50Ω(Nominal) —
Insertion loss [+25°C] 1.7dB max. 1.2dB
[–40 to +85°C] 2.0dB max. —
Attenuation
[880 to 960MHz] 40dB min. 48dB
[1710 to 1910MHz] 32dB min. 38dB
[4800 to 5000MHz] 30dB min. 39dB
Unbalanced port return loss 10dB min. 17dB
Phase difference at balanced port 180±15deg 190deg
Amplitude imbalance at balanced port 0±1.0dB 0.2dB
Temperature range Operating –40 to +85°C
Storage –40 to +85°C
Conformity to RoHS Directive
1.0max.
2.0±0.2
1.3±0.3
0.4±0.15 0.3±0.1
2.5±0.2
765
48
123
Dimensions in mm
0.2±0.15
1 N.C.
2 Unbalanced
3 DC feed or N.C.
4 GND
5 Balanced
6 N.C.
7 Balanced
8 GND
Terminal functions
Line width be designed to mach 50Ω characteristic impedance
depending on PCB material and thickness
Land
Solder resist
Dimensions in mm
2.10.8
0.9
1.4
0.80.9
0.35 0.35
ø0.3 Through-hole
•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.