Microwave Ceramics and Modules
2 – Pole Filter for W - LAN
Data Sheet
Filter
B69812N2457D201
Features
•
SMD filter consisting of coupled resonators with stepped impedances
•
extreme low losses
•
high attenuations at GSM (900, 1800) and UMTS bands
•
high attenuation at 2 times center frequency
•
(NdBa)TiO3 (εr = 88 /
TCf
=0±10 ppm/K) with a coating of copper (10µm) and tin (>5µm)
•
Excellent reflow solderability, no migration effect due to copper/tin metallization
Index
Page 2
•
Dimension Limits , Marking
•
Recommended footprint
Page 3
•
Characteristics
•
Maximum ratings
•
Typical passband characteristic
Page 4
•
Processing information
•
Soldering requirements
•
Delivery mode
ISSUE DATE
26.04.04
ISSUE
A
PUBLISHER
SAW MWC PD
PAGE
1/4
EPCOS [ EPCOS ]
