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• All specifications are subject to change without notice.
Circulators/Isolators
For Base-station, Ferrite Substrate Type
CU Series
FEATURES
• Ferrite substrate type circulator and isolator installed on
microwave IC with the same characteristics as a connector type.
PRODUCT IDENTIFICATION
Type name ∗a ∗b ∗c -∗d ∗f
∗a: Direction of circulation. Fill in with a letter A or B.
A: CW (clock-wise)
B: C·CW (counter clock-wise)
∗b: Bandwidth
3: Wide bandwidth
∗c: Connector type
L: Strip-line type
∗d: Center frequency (nominal frequency)
∗f: Input and output terminal position
C: Circulator specification
S, T, U: Isolator specification (Type T: Standard type)
SHAPES/INPUT AND OUTPUT TERMINAL POSITIONS
ELECTRICAL CHARACTERISTICS
• Product identifications ∗d: 39 means nominal frequency (Example: 39→3.9GHz/150→15.0GHz)
Type S
Resistor
Type T
Resistor
Type U Resistor
A C
C
BB
A C
B
A C
B
Fig.1
A
Fig.3
Fig.2
Fig.4
Part No. Frequency
range
(GHz)
Isolation
(dB)
min.
Insertion
loss
(dB)
max.
VSWR
max.
Z0=50Ω
Maximum
handling
power
(W)
Capacity of
built-in
dummy
load (W)
Dimensions
(mm)
A×B×C
Temperature
range (°C)
Weight
(g) Fig.
Circulator Isolator
CU965T ∗a3L-39C CU965T ∗a3L-39 ∗f3.7 to 4.2
18
(17)
0.6
(0.65)
1.3
(1.35) 40.2516×16×1.5 –10 to +50
(–30 to +70) 61
CU965T 3L-43C CU965T 3L-43 4.0 to 4.6
CU965T 3L-47C CU965T 3L-47 4.4 to 5.0
CU965T 3L-55C CU965T 3L-55 5.0 to 6.0
CU965T 3L-60C CU965T 3L-60 5.6 to 6.5
CU965T 3L-67C CU965T 3L-67 6.3 to 7.2
CU965T 3L-75C CU965T 3L-75 7.1 to 7.9
CU965T 3L-81C CU965T 3L-81 7.6 to 8.6
CU965Y 3L-39C CU965Y 3L-39 3.7 to 4.2
18
(17)
0.6
(0.65)
1.3
(1.35) 40.2516×16×1.5 –10 to +50
(–30 to +70) 62
CU965Y 3L-43C CU965Y 3L-43 4.0 to 4.6
CU965Y 3L-47C CU965Y 3L-47 4.4 to 5.0
CU965Y 3L-55C CU965Y 3L-55 5.0 to 6.0
CU965Y 3L-60C CU965Y 3L-60 5.6 to 6.5
CU965Y 3L-67C CU965Y 3L-67 6.3 to 7.2
CU965Y 3L-75C CU965Y 3L-75 7.1 to 7.9
CU965Y 3L-81C CU965Y 3L-81 7.6 to 8.6
CU96M 3L-65T 5.8 to 7.2
20 0.4 1.2 10 2 12×10×1.8 –10 to +60 4 3CU96M 3L-70T 6.3 to 7.6
CU96M 3L-79T 7.2 to 8.6
CU96S 3L-65T 5.8 to 7.2
20 0.4 1.2 10 10 12×10×1.8 –10 to +60 4 3CU96S 3L-70T 6.3 to 7.6
CU96S 3L-79T 7.2 to 8.6
CU9106 3L-95T 9.0 to 10.0 18
(17)
0.6
(0.65)
1.3
(1.35) 20.1 10×10×1.65 –10 to +50
(–30 to +70) 44
CU9129 3L-131T 11.7 to 14.5 18 0.6 1.3 3 0.25 7×7×1.65 –30 to +70 3 4
CU9129 3L-150T 14.5 to 15.4
• TDK will be pleased to submit quotations on any customer’s requirements which are not included in this data.
Please contact our branch office or representative.
