(1/1)
Circulators/Isolators
SMD
CU Series CU1S2702
SHAPES AND DIMENSIONS
27±0.3
2x20.8±0.2
8.5±0.5
1.6typ.
3-I/O
28±0.3
5.08
8.4
1.5±0.1(x0.3)
0.52
4-C1
4-ø2.8
1.5
GND
Tolerance:
±0.5
Dimensions in mm
RECOMMENDED PC BOARD PATTERNS
LAND
29.6
23.2
20.6
GND
SOLDER RESIST
29.6
23.2
ø19
ø13
ø5
Solder resist
3-I/O
5.6
5.7
1.9
12.5
14
6.55
15.3
12.1
10.8
12.1
4.65
Terminal
1.9
5.7
Connect to 50Ω strlpline
with I/O land
15.3
Dimensions in mm
12.5
24
27
1.9
Dimensions in mm
ELECTRICAL CHARACTERISTICS
CU1S2702
∗1
C-
∗2
(27x27mm SMD Circulator)
∗1
∗2
Direction CW-'A' or CCW-'B'
Center frequency
Other frequencies available on your request.
Isolation
(dB)
min.
Insertion loss
(dB)
max.
VSWR
max.
Handling
power
(W)max.
Capacity of
built-in resistor
(W)
Temperature
range
(°C)
Weight
(g)
Frequency
Center
range
frequency
(MHz)
(MHz)
Cellular
869 to 894
881.5
GSM
925 to 960
942.5
DCS
1805 to 1880
1842.5
PCS
1930 to 1990
1960
TD-SCDMA
2010 to 2025
2017.5
WCDMA
2110 to 2170
2140
WiMAX
2300 to 2400
2350
∗
Bottom surface to be kept below +85°C.
Use
18
0.5
1.25
50
(Ave.)
—
–20 to +85
12.5
9
14
22
• All specifications are subject to change without notice.
001-01 / 20080912 / e771_cu1s2702.fm
