RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20151001 / rf_circulator_cu1s1941_en.fm
Circulator
SMD
PART NUMBER CONSTRUCTION
DIRECTION OF CIRCULATION
ClockWise(CW): A CounterClockWise(CCW): B
TEMPERATURE RANGE
Product compatible with RoHS directive
Overview of CU1S1941 Series
CU1S1941
□
C-
○○○○
-
△△
Series name Direction
Center Frequency
Control Number
(MHz)
ACW
cut off after the decimal point
B CCW
Port 1
12
3
Port 2
Port 3
Port 2
21
3
Port 1
Port 3
Operating temperature Storage temperature
（°C） （°C）
–35 to +85 –40 to +85
RoHS Directive Compliant Product: See the following for more details related to RoHS Directive compliant products. http://product.tdk.com/en/environment/rohs/
RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20151001 / rf_circulator_cu1s1941_en.fm
CU1S1941 Series
SHAPES AND DIMENSIONS
RECOMMENDED LAND PATTERN RECOMMENDED PC BOARD PATTERN
120°
0±0.1
3PL Contact Pin
Coplanarity
Dimensions in mm
3-
ø1.2
8.5max.
ø18.6
ø20.4
[Top view]
Tolerance unless otherwise specified: ±0.3
5.1
9.45
R2.25
R6.5
10°
20°
11.45
18.175
Dimensions in mm
2.0
2.0
2.0
50Ω Line
15.3
16.3
Dimensions in mm
5.10.5 9.1
