Ceramic Monoblock
Duplex Filter
Model KFF6669A
Technical
Features:
• Very Small Size
• High Performance
• SMD
Description and
Applications:
This monoblock Duplex filter
is designed for all W-CDMA
applications at 1920 - 2170 MHz.
Electrical Specifications
TX to Antenna Response
Insertion Loss
Return Loss @ TX
Return Loss @ ANT
Attenuation
Attenuation
Attenuation
Attenuation
Frequency
Specifications @ 25o C
1.4 dB max.
1920 MHz to 1980 MHz
10.5 dB min.
10.5 dB min.
46.0 dB min.
40.0 dB min.
25.0 dB min.
20.0 dB min.
2110 MHz to 2170 MHz
2300 MHz to 2360 MHz
3840 MHz to 3960 MHz
5760 MHz to 5940 MHz
Antenna to RX Response
Insertion Loss
Frequency
Specifications @ 25o C
2.0 dB max.
2110 MHz to 2170 MHz
Return Loss @ RX
Return Loss @ ANT
Attenuation
Attenuation
Attenuation
10.5 dB min.
10.5 dB min.
51.0 dB min.
25.0 dB min.
42.0 dB min.
20.0 dB min.
1920 MHz to 1980 MHz
2300 MHz to 2360 MHz
2490 MHz to 2550 MHz
3840 MHz to 3960 MHz
Attenuation
Frequency
1920 MHz to 1980 MHz
2110 MHz to 2170 MHz
Specifications @ 25o C
51.0 dB min.
TX to RX Response
Rejection @ TX band
Rejection @ RX band
48.0 dB min.
2W
50ꢀ
Power Rating
Impedance
NOTE: Supplier shall test each filter to the critical electrical specifications listed above or better. Any subsequent audits may deviate due to measurement
repeatability among different test systems. Such deviations shall not exceed the following limits:
Specification
Insertion Loss
Return Loss
Stopbands
Typical Allowance
0.1dB
1.0dB
1.0dB
Rev. 1
C T S C O R P O R AT I O N / M A N U F A C T U R E R O F R E L I A B L E E L E C T R O N I C C O M P O N E N T S