CERAMIC MICROWAVE FILTERS
DUPLEXERS–DP TYPE
DFY Series
PART NUMBERING SYSTEM
FEATURES
ꢀ
Low loss designs by use of high Q
value dielectric material
DFY
G
R836/R881
C
NH
A
ꢀ Small size by use of high dielectric
constant ceramics
Excellent temperature stability
(0 5ppm/C max.)
ꢀ
DESCRIPTION
DFY: Duplexer
TYPE
FREQUENCY IN GHZ
Example:
R836: .836GHz (836MHz)
STYLE
PACKAGE STYLE SPECIFICATION
G: G Block
K: K Block
NH: Monoblock
HH: Monoblock
DEPENDENT
A–Z
ꢀ High mechanical stability. Resistant
to damage caused by vibration.
ꢀ Reflow solderable
No Indication: IR88: 1.88GHz (1880MHz)
DP Type
(Discrete Resonator Style)
BH: Discrete Resonator
GH: Discrete Resonator
ꢀ Mountable by automatic placement
STANDARD DUPLEXER E-AMPS
& TDMA – DFY2R836CR881BHD
TRANSMISSION
CHARACTERISTICS
DIMENSIONS: mm
23
3.25
8.25
8.25
Tx
Rx
TOLERANCES
UNLESS
0
14
M
3.8
1.9
41
OTHERWISE
SPECIFIED: 0.3
20
TX
ANT
RX
3
3
40
60
2.5
2.5
2.75
2.75
3.75
11.5
1
3
3
6
1
4 max.
80
0.15
2.4
4.3
2.5
760
860
960
1
Frequency (MHz)
LAND
RESIST
2
2
2.5
3
1.25
1
2
1.5
Tx Filter = BEF
Rx Filter = BPF
SPECIFICATIONS
Center Frequency Bandwidth (BW)
(MHz) (MHz)
Insertion Loss
in BW (dB) max.
Ripple in BW
(dB) max.
V.S.W.R. in
BW max.
Attenuation (dB) Max. Rated
Application
Part Number
min. (MHz)
Power (W)
Tx
836.5 (F
T
)
F
T
12.5
2.4
1.6
1.7
36 (F
R
12.5)
12.5)
2.0
TDMA
DFY2R836CR881BHD
Rx
881.5 (F
R
)
FR
12.5
4.0
1.3
1.8
45 (F
T
1.0
STANDARD DUPLEXER E-AMPS
& TDMA – DFY2R836CR881BHA
TRANSMISSION
CHARACTERISTICS
DIMENSIONS: mm
23
Tx
Rx
TOLERANCES
UNLESS
0
DFY2R836CR881BHA
47
RX
14
3.8
1.9
OTHERWISE
SPECIFIED: 0.2
M
TX
ANT
20
3
3
40
60
5.25
11.5
5.25
3.25
1
3
3
6
1
4 max.
80
0.15
2.4
4.3
2.6
760
860
960
1
Frequency (MHz)
TERMINAL
RESIST
2
2
2.5
3
1
1.25
Tx Filter = BEF
Rx Filter = BPF
2
1.5
SPECIFICATIONS
Center Frequency Bandwidth (BW)
Insertion Loss
in BW (dB) max.
Ripple in BW
(dB) max.
V.S.W.R. in
BW max.
Attenuation (dB) Max. Rated
Application
Part Number
(MHz)
(MHz)
min. (MHz)
Power (W)
2.6 (+10 ~ +35°C)
Tx
836.5 (F
T
)
F
T
12.5
1.9
1.3
1.7
1.8
43 (F
R
12.5)
12.5)
2.0
2.8 (–30 ~ +85°C)
TDMA
DFY2R836CR881BHA
Rx
881.5 (F
R
)
FR
12.5
3.7
50 (F
T
1.0
324
CG01-J