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STPAC01F2 Datasheet(PDF) 4 Page - STMicroelectronics

Part # STPAC01F2
Description  RF DETECTOR FOR POWER AMPLIFIER CONTROL
PDF  7 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPAC01F2 Datasheet(HTML) 4 Page - STMicroelectronics

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STPAC01F2
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Figure 6: Relative variation of VDCout versus
frequency (from 800 to 900 MHz)
Figure 7: Relative variation of VDCout versus
frequency (from 1800 to 1900 MHz)
Figure 8: Temperature effect measurement
circuit on VDCout
Figure 9: Vtemp measurement circuit
Figure 10:
Vtemp
output
voltage
versus
ambient temperature
0.9
0.95
1
1.05
800
825
850
875
900
Frequency in MHz
V
DCout (Freq.) / VDCOut (850MHz)
V
DCout (Freq.) / VDCOut (850MHz)
0.9
0.95
1
1.05
1800
1825
1850
1875
1900
Frequency in MHz
VDCOut
IDC
RF in
VBIAS
DC output
voltage
RF generator
Power
supply
Current
generator
STPAC
test board
Multimeter
Climatic
chamber
Vtemp
IDC
VBIAS
Temp.
voltage
Power
supply
Current
generator
STPAC
test board
Multimeter
Climatic
chamber
1.88
1.9
1.92
1.94
1.96
1.98
0
1020
30
40
50
6070
Tamb (°C)
Vtemp
Ibias = 50µA



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