Murata-Electronics-LDC312G5003B-743

Mi

c

r

owave Components  

C

h

ip Multil

a

y

er Hybrid Couplers  

3dB Hybrid  

0.9

±

0.1  

3.2

±

0.15  

0.9

±

0.1  

3.2

±

0.2  

(3)  

(4)  

(2)  

(1)  

(6)  

(3)  

(4)  

(2)  

(1)  

(6)  

(5)  

(5)  

1.0

±

0.1  

0.45

±

0.15  

1.0

±

0.1  

0.45

±

0.15  

0.55

±

0.15  

(4) : Out1  

(5) : GND  

(6) : Out2  

(1) : IN  

(2) : GND  

(3) : Terminate  

0.35

±

0.15  

(4) : Out1  

(5) : GND  

(6) : Out2  

(1) : IN  

(2) : GND  

(3) : Terminate  

LDC31 Series  

LDC32 Series  

0.35

±

0.15  

0.55

±

0.15  

(in mm)  

(in mm)  

2.2 max.  

5.7

±

0.3  

1.2 max.  

4.5

±

0.3  

(4)  

(3)  

(2)  

(1)  

(4) (3) (2) (1)  

(5) (6)  

(7) (8)  

(5) (6)  

(7)  

(8)  

(1) : IN  

(2) : GND  

(3) : GND  

(4) : Terminate  

(5) : OUT1  

(6) : GND  

(7) : GND  

(8) : OUT2  

(1) : IN  

(5) : OUT1  

(6) : GND  

(7) : GND  

(8) : OUT2  

(2) : GND  

(3) : GND  

(4) : Terminate  

LDC43 Series  

Pa

r

t Number  

LDC55 Series  

0.4 0.3  

min. min.  

1.0

±

0.2  

0.4  

min. min.  

0.3  

1.27

±

0.2  

(in mm)  

(in mm)  

A

m

p

l

i

t

ude Ba

l

a

nce  

I

s

o

l

a

t

i

o

n  

(

m

i

n

.)  

(

d

B)  

Frequency Range

 

I

n

sert

i

o

n

L

o

ss  

Phase

D

e

v

i

a

t

i

o

n  

V

S

W

R  

(

m

ax.)  

Power Capac

i

t

y  

(W)  

(

m

ax.)  

(

d

B)  

(MHz)  

(

d

B)  

(

°

)  

LDC311G6003B-601  

LDC32900M03B-703  

LDC43850M03B-401  

LDC55250M03B-200  

1500 to 1700  

800 to 1000  

750 to 950  

220 to 280  

3.3

±

0.5dB  

3.3

±

0.5dB  

1.0  

1.0  

0.8  

0.8  

90

±

3.0

°  

90

±

3.0

°  

90

±

3.0

°  

90

±

3.0

°  

20.0  

20.0  

20.0  

20.0  

1.5  

1.5  

1.4  

1.4  

3 max.

(

5

0ohm

L

o

ad)  

3 max.

(

5

0ohm

L

o

ad)  

3 max.

(

5

0ohm

L

o

ad)  

3 max.

(

5

0ohm

L

o

ad)  

8

3.0 +0.6/-0.2dB  

3.0 +0.6/-0.2dB  

Characteristic Impedance: 50ohm  

Operating Temperature Range: -25

°

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  

06.12.25