Pass Band Range
Insertion Loss (dB max.)
P1 ~ P3 (at f1)
25°C
Over Temp.
0.45
0.55
0.45
0.55
0.55
0.65
0.55
0.65
0.5
0.60
0.65
0.75
Attenuation (dB min.)
P1 ~ P3
at f2
19
20
20
20
20
20
VSWR (max.)
P1
P2
at f1 at f2
1.70 1.70
1.55 1.55
1.80 1.80
1.65 1.65
1.70 1.70
1.65 1.65
Application
Part Number
f1 (MHz)
f2 (MHz)
P1 ~ P3 (at f2)
25°C
Over Temp.
0.40
0.40
0.50
0.50
0.45
0.60
P2 ~ P3
at f1
20
20
16
16
17
16
P3
at f1, f2
1.70
1.55
1.80
1.65
1.70
1.65
AMPS/PCS
LFDP15N0039A
LFDP20N0022A
LFDP15N0044A
LFDP20N0020A
LFDP15N0049A
LFDP20N0031A
1920 ± 70
1920 ± 70
1795 ± 85
1795 ± 85
1750 ± 30 967 ± 12.5
1745 ± 35
859 ± 35
859 ± 35
920 ± 40
920 ± 40
0.50
0.50
0.60
0.60
0.55
0.70
GSM/DCS1800
AMPS/PCS LO
965 ± 15
c2
c1
L
W
T
a
b
a1 e
p
A
CG01-J
365
MULTILAYER DEVICES
WIDEBAND DIPLEXER FOR DUAL BAND
LFDP15/20 Series
LFDP15 TYPE
Code
L
W
T
a1
Dimensions
2.00 ± 0.15
1.25 ± 0.10
0.95 ± 0.10
0.3 +0.1/–0.15
Code
a2
b
c1
c2
Dimensions
0.3 +0.1/–0.15
0.20 ± 0.15
0.3 +0.1/–0.2
0.3 +0.1/–0.2
Code
e
p
—
—
Dimensions
0.35 ± 0.10
0.65 ± 0.05
—
—
Terminal No.
Terminal Name
P2 (*1)
GND
P1 (*2)
NC
Terminal No.
Terminal Name
GND
P3
(*3)
GND
NC
1.65
0.85
1.4
0.3
0.35
0.8
0.9
0.9
0.8
0.8
1.5
0.65
1.4
0.3
0.3
0.1
0.15
0.1
0.1
0.15
0.2
FEATURES
I
Ultraminiature SMD type, reflow solderable
I
External dimensions: 3.2 x 1.6 x 1.1mm
I
Low insertion loss, high isolation, no distortion
I
No power consumption
I
Adjustment-free
I
Antenna matching circuit can be integrated depending
on customer’s requirement
Unit: mm
LAND PATTERN
P1
f1
P2
f2
P2
f1 & f2
EQUIVALENT CIRCUIT
TERMINAL CONFIGURATION
SPECIFICATIONS (–40 to +85°C)
Power capacity: 3 Watts
This is a limited list. Other frequencies available.
*f1 and f2 indicate frequencies.
f1 > f2
L
W
T
a
p
LFDP20 TYPE
Code
L
W
T
Dimensions
3.2 ± 0.15
1.6 ± 0.15
1.1 ± 0.1
Code
a
p
—
Dimensions
0.55 ± 0.15
1.0 ± 0.1
—
Terminal No.
Terminal Name
P2 (*1)
GND
P1 (*2)
Terminal No.
Terminal Name
GND
P3
(*3)
GND
0.35
0.3
0.35
0.65 0.65
1.05
0.9
Top View
Bottom View
Unit: mm
LAND PATTERN
LAND
SOLDER RESIST
NO PATTERN
SOLDER RESIST
TERMINAL CONFIGURATION
Dimensions: mm
*1= Lower Frequency Port; *2= Higher Frequency Port; *3= Common Port.
Terminal of “NC” should be fixed to the no connected pattern.
*1= Lower Frequency Port; *2= Higher Frequency Port; *3= Common Port.
Terminal of “NC” should be fixed to the no connected pattern.
Dimensions: mm
Line width to be designed to match 50
and thickness.
characteristic impedance, depending on PCB material
LAND
SOLDER RESIST
NO PATTERN
M