Directional Couplers
20 dB
Model S20B1870N2
Outline Drawing
Surface Mount Components
Features
•1.75 - 1.99 GHz
•200 Watts
•Low Loss
•High Directivity
•Surface Mountable
•Tape and Reel
•Convenient Package
•100% Tested
1
Sales Desk USA: Voice: (800) 544-2414 Fax: (315) 432-9121
Sales Desk Europe: Voice: (+44) 23 92 232392 Fax: (+44) 23 92 251369
Available on Tape and Reel for Pick and Place Manufacturing.
Description
The S20B1870N2 is a low profile 20 dB directional coupler in an easy
to use surface mount package covering the PCS and DCS bands.
The S20B1870N2 is ideal for power and frequency detection as well
as VSWR monitoring and can be used in most high power designs.
Parts have been run through rigorous qualifications and units are
100% tested. They are manufactured using materials with X and Y
thermal expansion coefficients compatible with common substrates.
Electrical Specifications
Frequency Mean Coupling Insert. Loss VSWR
GHz dB dB Max Max: 1
1.75 - 1.99 20.0 ± 2.0 0.20 1.25
Freq. Sens. Directivity Temp. Power
dB Max dB Min °C Avg. CW Watts
±0.30 20 -55 to +85 200
Specifications subject to change without notice.
VER. 2/7/02
Surface Mount Components
Model S20B1870N2
Pin Configuration Mounting Footprint
2
Sales Desk USA: Voice: (800) 544-2414 Fax: (315) 432-9121
Sales Desk Europe: Voice: (+44) 23 92 232392 Fax: (+44) 23 92 251369
Available on Tape and Reel for Pick and Place Manufacturing.
Pin 1 Pin 2 Pin 3 Pin 4
#1 Input Output Isolated Coupled
#2 Output Input Coupled Isolated
#3 Isolated Coupled Input Output
#4 Coupled Isolated Output Input
Typical Performance
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