Features
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Product Description
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
CPK-1001-720H
20dB SMT COUPLER
The CPK-1001-720H coupler is designed for applications that require small, low
cost, and highly reliable surface mount components. Applications may be found in
broadband, wire-less and other communications systems. These units are built Lead-
Free and RoHS compliant. S-Parameters are available on request.
Frequency Range 5MHz to
1000MHz
Nominal Coupling 20.5±0.5dB
Low Cost and RoHS Compliant
Industry Standard SMT package
Available in Tape-and -Reel
75Ω Characteristic Impedance
EDS-CPK-1001-720H Rev 4
RoHS Compliant and Pb-Free Product
Package: S01
CPK-1001-
720HCPK-
1001-720H
Specifications
Parameter Specification Unit
Min. Typ. Max.
Frequency Range 5 1000 MHz
Nominal Coupling 21.0 20.5 20.0 dB
Coupling Flatness -0.5 +0.5 dB
Mainline Loss 0.4 .75 dB
Directivity 12 20 dB
Return Loss 17 20 dB
Note: Typical values represent midband performance at T=25°C.
Retur n Loss
-35
-30
-25
-20
-15
-10
-5
0
0 100 200 300 400 500 600 700 800 900 1000
Fre q uency (MHz)
dB
S11 S22 S33 Coupl i ng & I ns er t i o n Loss
-2.00
-1.50
-1.00
-0.50
0.00
0 100 200 300 400 500 600 700 800 900 1000
Frequency, M Hz
S21, Insertion Loss,
dB
-22.00
-21.50
-21.00
-20.50
-20.00
S31, Coupling, dB
S21 S31
Schematic
Schematic
Pin Functions
2 of 2 EDS-CPK-1001-720H Rev 4
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
CPK-1001-720H
I nser t ion Loss
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0 100 200 300 400 500 600 700 800 900 1000
Frequency (MHz)
S 21 (dB)
S21
Forwar d Coupling
-22.0
-21.5
-21.0
-20.5
-20.0
0 100 200 300 400 500 600 700 800 900 1000
Freque ncy (MHz)
S21 (dB)
S31
Directivity
-40.0
-35.0
-30.0
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
0 100 200 300 400 500 600 700 800 900 1000
Freque ncy (MHz)
dB
S32-S31
Pin Out
Pin Name
1Input
2Ground
3Coupled
4Terminated
5Output
Exceeding any one or a combination of the Absolute Maximum Rating conditions may cause
permanent damage to the device. Extended application of Absolute Maximum Rating condi-
tions to the device may reduce device reliability. Specified typical performance or functional
operation of the device under Absolute Maximum Rating conditions is not implied.
RoHS status based on EUDirective2002/95/EC (at time of this document revision).
The information in this publication is believed to be accurate and reliable. However, no
responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any
infringement of patents, or other rights of third parties, resulting from its use. No license is
granted by implication or otherwise under any patent or patent rights of RFMD. RFMD
reserves the right to change component circuitry, recommended application circuitry and
specifications at any time without prior notice.
Absolute Maximum Ratings
Parameter Rating Unit
RF Power +33 dBm
Operating Temperature -55 to +100 °C
Storage Temperature -55 to +100 °C
Package Drawing - S01
