772_CU
(1/2)
RF Components
Circulator/Isolator
Strip-Line and Pin-Terminal Type
FEATURES
• Perfect for high power circuits in the VHF/UHF bands, and for FM
and TV transmitters.
CU Series
PRODUCT IDENTIFICATION
Type name _
∗
a
_
∗
b
_
∗
c
-_
∗
d
_
∗
e
_
∗
f
_
∗
a
:
Direction of circulation. Fill in with a letter A or B.
A: CW (clock-wise)
B: C, CW (counter clock-wise)
Bandwidth
_
∗
b
:
1: Standard bandwidth
2, 3, 5: Wide bandwidth
Connector type
_
∗
c
:
L: Strip-line type
P: Pin-type (coaxial-guide type)
Center frequency (nominal frequency)
_
∗
d
:
ELECTRICAL CHARACTERISTICS
Band
width
Circulator
Isolator
(%)
max.
100 to 200
20
CU48R_
∗
a
5
∗
b
L
∗
c
-_
∗
d
-_
∗
e
T
∗
f
200 to 400
20
470 to 600
Full
CU44R_5L-_-1T
600 to 770
Full
400 to 600
10
CU49P_3L-_-6C CU49P_3L-_-1T
600 to 950
10
400 to 600
10
CU49R_3L-_-1T
600 to 950
10
CU421_3L-_-6C CU421_3L-_-1T
800 to 1000
±3
CU424_1L-_-_T
800 to 1000
±3
254.4
±1
±2
CU42K2B1P-_-2T 273
CU42L_1P-_-2T
380.75
±1
422
±6.5
824 to 849
Full
890 to 915
Full
915 to 940
Full
CU42J_1P-_-_T
940 to 960
Full
CU42K2_1P-_-_T
872 to 905
Full
810 to 830
Full
1477 to 1501 Full
824 to 849
Full
890 to 915
Full
915 to 940
Full
940 to 960
Full
CU41K5_1P-_-_T
872 to 905
Full
CU41K3_1P-_-_T
1429
to
1453
Full
1465
to
1477
Full
1710
to
1785
Full
1895
to
1918
Full
1805
to
1880
Full
1890
to
1920
Full
CU12R_3L-_-1T
1930
to
1960
Full
2110
to
2170
Full
∗
Dummy load capability when converted to isolator.
Frequency
range
(MHz)
Part No.
Isolation
(dB)
min.
18
18
18
18
18
18
18
18
18
18
18
15
20
18
18
18
18
18
15
18
18
18
18
18
18
15
18
18
18
18
20
20
20
20
_
∗
e
:
Terminal position
ISOLATOR
1
A
B
B
CIRCULATOR
2
A
A
B
B
6
7
A
_
∗
f
:
Circulator/Isolator specification
C: Circulator
T: Isolator
Insertion VSWR
loss (dB) Z
0
=50
Ω
max.
max.
0.7
0.7
0.6
0.6
0.5
0.6
0.5
0.6
0.6
0.6
1.3
1.5
0.8
0.9
0.6
0.6
0.6
0.6
0.7
0.6
0.6
0.8
0.8
0.8
0.8
0.9
0.8
0.8
0.9
0.8
0.4
0.4
0.4
0.4
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.3
1.4
1.5
1.5
1.4
1.5
1.3
1.3
1.3
1.3
1.4
1.3
1.3
1.4
1.4
1.4
1.4
1.5
1.4
1.4
1.5
1.4
1.2
1.2
1.2
1.2
Capacity
Maximum
of built-in
handling
resistor
∗
power (W)
(W)
30
30
30
30
100
100
100
100
30
15
30
15
70
50
70
50
10
4
10
4
1
1
1
1
1
1
1
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
5
0.7
5
0.7
5
0.7
5
0.7
5
0.7
5
0.7
5
0.7
5
0.7
5
0.7
10
4
10
4
10
4
10
4
Dimensions
[Except
connector]
L
×
W
×
T(mm)
50
×
50
×
20
40
×
40
×
20
30
×
30
×
17
30
×
30
×
18
20
×
20
×
10
20
×
20
×
6
15
×
15
×
7.1
Weight Connector
(g)
type
170
130
45
60
15
8
6
Strip-line
Strip-line
Strip-line
Strip-line
Strip-line
Strip-line
Pin
15
×
15
×
7.1
7
Pin
10
×
10
×
6
2.5
Pin
20
×
20
×
6
15
Strip-line
Specifications which provide more details for the proper and safe use of the described product are available upon request.
All specifications are subject to change without notice.
772_CU
(2/2)
RF Components
Circulator/Isolator
Strip-Line and Pin-Terminal Type
ELECTRICAL CHARACTERISTICS
Part No.
Circulator
Isolator
Frequency
range (MHz)
Band
width
(%)
max.
Full
Full
Full
Full
Full
Full
Full
Full
Isolation
(dB)
min.
20
20
20
20
20
20
20
20
CU Series
Insertion VSWR
loss (dB) Z
0
=50
Ω
max.
max.
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
∗
1805 to 1880
1890 to 1920
CH13G_3L-_-1T
1930 to 1960
2110 to 2170
1805 to 1880
1890 to 1920
CU13G_3L-_-1T
1930 to 1960
2110 to 2170
Dummy load capability when converted to isolator.
Capacity
Maximum
of built-in
handling
resistor
∗
power (W)
(W)
30
25
30
25
30
25
30
25
80
50
80
50
80
50
80
50
Dimensions
[Except
connector]
L
×
W
×
T(mm)
20
×
20
×
8
Weight Connector
(g)
type
30
Strip-line
25
×
25
×
9
30
Strip-line
772_CU
990816
Specifications which provide more details for the proper and safe use of the described product are available upon request.
All specifications are subject to change without notice.