TDK DEA Series DEA252450BT-7012D1 - Manual

(1/2)
001-02 / 20080116 / e721_dea252450bt_7012.fm
• 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-7012D1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
Item Typical value
Frequency range (Pass band) 2400 to 2500MHz —
Unbalanced impedance 50 Ω(Nominal) —
Balanced impedance 100 Ω(Nominal) —
Insertion loss
[+25°C] 1.9dB max. 1.5dB
[–40 to +85°C] 2.2dB max. —
Attenuation
[880 to 960MHz] 40dB min. 50dB
[1710 to 1910MHz] 32dB min. 42dB
[4800 to 5000MHz] 30dB min. 40dB
Unbalanced port return loss 10dB min. 14dB
Phase difference at balanced port 180±12deg 188deg
Amplitude imbalance at balanced port 0±1.0dB 0dB
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
7 6 5
4 8
1 2 3
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 50 Ω characteristic impedance
depending on PCB material and thickness
Land Solder resist
2.1 0.8
0.9 1.4
0.8
0.9
0.35 0.35
Dimensions in mm
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.