Text preview for : RJP04__3.4_3.6GHz_SiGe BiCMOS_PA_.pdf part of Rficsolutions Inc. RJPA04 The RJPA04 is 3.4 to 3.6 GHz; high efficiency SiGe
BiCMOS power amplifier. The device is designed to
provide high efficiency with good power output for
WiMax applications.
The device consumes 310 mA and it gives the
power output of 28 dBm at P1 dB compression
point.
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RFIC Solutions Inc.
Power Amplifier
Description .
Preliminary Datasheet RJPA04
Functional Diagram
Supply Biasing Ckt
.
The RJPA04 is 3.4 to 3.6 GHz; high efficiency SiGe BiCMOS power amplifier. The device is designed to provide high efficiency with good power output for WiMax applications. The device consumes 310 mA and it gives the power output of 28 dBm at P1 dB compression point.
Matching
Matching
Applications. · · · WiMax Application WiFi Systems Mobile Applications.
.
Key Features. · · · High Power Output High Linearity Low Cost, Small Size
.
Electrical Specifications.
.
Conditions: Vcc = 3.5 V & TA=25 0C
Parameter
Frequency Range Gain Power Output (P1 dB) Efficiency @ P1dB Input Return Loss Output Return Loss Supply Current DC Voltage
Min
3.4
Typical
9.5 28 45.8 10 10 310 3.5
Max
3.6
Units
GHz dB dB % dB dB mA V
May 12, 2007
www.rficsolutions.com
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RFIC Solutions Inc. Proprietary Information
Data subject to change without Notice
RFIC Solutions Inc.
Power Amplifier
Simulated results. Small signal gain Vs Freq
10m2 8 dB(S_21) 6 4 2 0 -20 -15 -10 -5 0 5 10 15 20 25
60
Preliminary Datasheet RJPA04
. Efficiency vs Power
RFfreq 3.500000E9 m4
m3
50
HB.PAE1
RFfreq=3.500E9 RFfreq=3.550E9 RFfreq=3.600E9
40 30 20 10 0 -20 -15 -10 -5 0 5 10 15 20 25
RFpower
RFpower
Input Return Loss Vs Power
0
Output Return Loss Vs Power
0 -5
-5
dB(S_11)
dB(S_22)
-10 -15 -20 -25 -30
-10
-15
-20 -20 -15 -10 -5 0 5 10 15 20 25
-20
-15
-10
-5
0
5
10
15
20
25
RFpower
RFpower
Stability Factor over Power
2.0 1.5 1.0 0.5 0.0 -20 -15 -10 -5
RFfreq=3.500E9 RFfreq=3.550E9 RFfreq=3.600E9
K
0
5
10
15 20 25
RFpower
May 12, 2007
www.rficsolutions.com
Page 2 of 3
RFIC Solutions Inc. Proprietary Information
Data subject to change without Notice
RFIC Solutions Inc.
Power Amplifier
Preliminary Datasheet RJPA04
Layout
May 12, 2007
www.rficsolutions.com
Page 3 of 3
RFIC Solutions Inc. Proprietary Information
Data subject to change without Notice