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Features
Low Cost
Industry Standard 1 Inch Drop-in package
Designed for Wireless Telecom Systems
50 Ohms Characteristic Impedance
Description
The PC1843DG-21 is a small low cost drop-in circulator designed
for applications in high performance linear power amplifiers for
wireless base stations. These circulators feature a robust
construction for high reliability with excellent IMD performance.
CCW rotation and special tab offsets available on request.
S-Parameters are also available on request.
Specifications
Parameter
Frequency Range (MHz)
Minimum
1805
Typical
Maximum
1880
Insertion Loss (dB)
<. 17
.30
Isolation (dB)
20 >25
Return Loss (dB)
20 >25
IMD (dBc) 2T x 37.5 Watts
-70
-75
Note: Typical values represent Mid-band performance @ 25°C.
Schematic
Package
12
3
PC1843DG-21
DROP-IN CIRCULATOR
Absolute Maximum Ratings
Parameter
Power
Operating Temperature
Storage Temperature
Maximum
100 Watts CW
-40 to +85 °C
-40 to +85 °C
Pin Functions
Function
INPUT
OUTPUT
TERMINATED
Pin
1
2
3
Typical Test Data – Insertion Loss
Typical Test Data – Return Loss and Isolation
Insertion Loss
Re turn Loss and Isolation
0.00
-20
-0.05
-0.10
dB -0.15
S21
-25
dB -30
S11
S22
S12
-0.20
-0.25
-35
-0.30
1785
1835
Frequency (MHz)
1885
-40
1785
1805
1825 1845 1865
Frequency (MHz)
1885
1905
Specifications and information on this data sheet are subject to change without notice.
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Tel: 001-408-436-7720
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Tel: +49(0)911/9411 233
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Fax: +49(0)911/9411 198
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