Ceramic Monoblock
Duplex Filter
®
Model KFF6637A
W
IRELESS
C
OMPONENTS
Features:
• Small Size
• High Performance
• SMD
Description and
Applications:
This monoblock Duplexer filter is
primarily designed for US PCS
applications at 1850-1990 MHz.
Electrical Specifications
Antenna to TX Response
Insertion Loss
Return Loss
Rejection @ RX Band
Rejection
Antenna to RX Response
Insertion Loss
Return Loss
Rejection @ TX Band
TX to RX Response
Rejection @ RX Band
Rejection @ TX Band
Power Rating
Impedance
Frequency
1850 MHz to 1910 MHz
1930 MHz to 1990 MHz
1720 MHz to 1780 MHz
Frequency
1930 MHz to 1990 MHz
1850 MHz to 1910 MHz
Frequency
1930 MHz to 1990 MHz
1850 MHz to 1910 MHz
Specifications @ 25º C
3.6 dB max.
10.0 dB min.
37.0 dB min.
25.0 dB min.
Specifications @ 25º C
4.2 dB max.
10.0 dB min.
55.0 dB min.
Specifications @ 25º C
39.0 dB min.
56.0 dB min.
3W
50
Ω
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
0.1 dB
1.0 dB
1.0 dB
Rev. 1
CTS CORPORATION /
MANUFACTURER OF RELIABLE ELECTRONIC COMPONENTS
CTS [ CTS CORPORATION ]
