Microwave Components
Chip Multilayer Hybrid Couplers
Directional Coupler
1.6±0.1
0.6±0.1
0.95±0.1
2.0±0.1
A
(3)
(2)
(1)
(3)
(2)
(1)
(6)
(4)
(5)
0.3±0.1
+0.1
-0.2
(4)
0.3±0.1
(5)
(6)
0.20+0.10/-0.15
0.3
0.2±0.1
0.35±0.1
0.65±0.05
(1)
(2)(5) :
:
IN
GND
Main Out
Terminate
Coupled Out
(3)
(4)
(6)
:
:
:
0.2±0.1
0.50±0.05
(1) : IN
(2)(5) : GND
(3) : Coupled OUT
(4) : Terminate
(6) : Main OUT
LDC18 Series
Part Number
LDC21 Series
A : Pin 1 Marking
All the technical data and information contained herein are
subject to change without prior notice.
All the technical data and Information contained herein are subject
(in mm)
to change without prior notice.
(in mm)
Isolation
(min.)
(dB)
Characteristic
Impedance
Frequency Range
(MHz)
Coupling
(dB)
Insertion Loss
(dB)
VSWR
(max.)
Power Capacity
(W)
(Nom.) (ohm)
LDC18906M17B-325 906.0 ±19.0MHz
17.9 ±1.0dB 0.25 max. (at 25°C)
26.0
23.0
26.0
23.0
28.0
27.5
26.5
26.5
24.5
20.3
26.0
22.5
21.0
22.5
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
1.4
50
50
50
50
50
50
50
50
50
50
50
50
50
50
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
3 max. (50ohm Load)
1 max. (50ohm Load)
1 max. (50ohm Load)
1 max. (50ohm Load)
1 max. (50ohm Load)
1 max. (50ohm Load)
1 max. (50ohm Load)
LDC181G4414B-325 1441.0 ±12.0MHz 14.1 ±1.0dB 0.42 max. (at 25°C)
LDC181G7420B-327 1747.5 ±37.5MHz 20.0 ±1.0dB 0.26 max. (at 25°C)
LDC182G4510B-325 2450.0 ±50.0MHz 10.0 ±1.0dB 0.74 max. (at 25°C)
LDC21836M20B-027 836.5 ±12.5MHz
LDC21897M20B-027 897.5 ±17.5MHz
LDC21924M19B-027 924.5 ±35.5MHz
LDC21950M19B-027 950.0 ±10.0MHz
20.6 ±1.0dB 0.15 max. (at 25°C)
20.0 ±1.0dB 0.16 max. (at 25°C)
19.8 ±1.2dB 0.17 max. (at 25°C)
19.6 ±1.0dB 0.17 max. (at 25°C)
LDC211G4416B-027 1441.0 ±12.0MHz 16.2 ±1.0dB 0.24 max. (at 25°C)
LDC211G7412B-032 1747.5 ±37.5MHz 12.8 ±1.0dB 0.50 max. (at 25°C)
LDC211G8820B-042 1880.0 ±30.0MHz 20.0 ±1.0dB 0.23 max. (at 25°C)
LDC211G9014B-027 1907.5 ±12.5MHz 14.0 ±1.0dB 0.33 max. (at 25°C)
LDC211G9517B-031 1950.0 ±30.0MHz 17.3 ±1.0dB 0.27 max. (at 25°C)
LDC212G4518B-041 2450.0 ±50.0MHz 18.8 ±1.0dB 0.30 max. (at 25°C)
8
Operating Temperature Range: -40°C to +85°C
• This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
sales representatives or product engineers before ordering.
• This PDF catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
!Note
07.06.20