DATA SHEET
DC18-73, DC18-73LF: Directional Coupler 1.71–1.99 GHz
Features
Low cost
●
Low profile
●
Available in small SOT-6 package
●
Available on tape and reel
●
Available lead (Pb)-free and RoHS-compliant MSL-1 @ 260 °C
per JEDEC J-STD-020
●
Block Diagram
Coupled
Out
In
Description
The DC18-73 is a monolithic directional coupler tailored to the
1.71–1.99 GHz band. It offers low loss, good isolation, good
input/output matching and exceptional coupling repeatability.
It is available in the SOT-6 surface mount package.
NEW
Skyworks offers lead (Pb)-free, RoHS (Restriction of
Hazardous Substances)-compliant packaging.
Electrical Specifications at 25 °C
Z
O
= 50
Ω,
unless otherwise noted
Parameter
Frequency
Insertion loss
Isolation
Input VSWR
Output VSWR
Coupling
Coupled port VSWR
19.8
30
Frequency
Min.
1.71
0.2
38
1.1:1
1.1:1
18.8
1.2:1
1.3:1
1.3:1
17.8
1.4:1
dB
Typ.
Max.
1.99
0.3
Unit
GHz
dB
dB
Pin Out
GND
GND
Coupled
OUT
GND
IN
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
200231 Rev. A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • June 8, 2006
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SKYWORKS [ SKYWORKS SOLUTIONS INC. ]
