PC1908DE-21 Datasheet, PDF (1/1 Pages) PREMIER DEVICES, INC. – DROP-IN CIRCULATOR

Features
• Low Cost
• Industry Standard 0.75 Inch Drop-in package
• Designed for Wireless Telecom Systems
• 50 Ohms Characteristic Impedance
Description
The PC1908DE-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
1895
Typical
Maximum
1920
Insertion Loss (dB)
<. 17
.30
Isolation (dB)
20
>28
Return Loss (dB)
20
>28
IMD (dBc) 2T x 37.5 Watts
-70
-75
Note: Typical values represent Mid-band performance @ 25°C.
Schematic
Package
.75
.75
.25
MAX.
PC1908DE-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
Pin
INPUT
1
OUTPUT
2
TERMINATED 3
Typical Test Data – Insertion Loss
Typical Test Data – Return Loss and Isolation
Insertion Loss
Return Loss and Isolation
0.00
-0.05
-0.10
dB -0.15
-0.20
-0.25
-0.30
1865
1885
1905
1925
Frequency (MHz)
1945
-20
S21
-25
S11
S22
dB -30
S12
-35
-40
1865
1885
1905
1925
Frequency (MHz)
1945
Specifications and information on this data sheet are subject to change without notice.
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