STPAC01F1 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STPAC01F1' PDF : 6 Pages View PDF
STPAC01F1
Fig. 3: Relative variation of VDCout versus
frequency (from 800 to 900 MHz).
Fig. 4: Relative variation of VDCout versus
frequency (from 1800 to 1900 MHz).
VDCout (Freq.) / VDCOut (850MHz)
1.05
1
0.95
0.9
800
825
850
875
Frequency in MHz
VDCout (Freq.) / VDCOut (850MHz)
1.05
1
0.95
0.9
900
1800
1825
1850
Frequency in MHz
1875
1900
Fig. 5: Temperature effect measurement circuit on
VDCout.
Fig. 6: Vtemp measurement circuit.
RF generator
Power
supply
Climatic
chamber
RF in
STPAC
VDCOut
test board
Multimeter
VBIAS
DC output
voltage
Power
supply
Climatic
chamber
STPAC
Vtemp
test board
Multimeter
VBIAS
Temp.
voltage
Current
IDC
generator
Current
IDC
generator
Fig. 7: Vtemp output voltage versus ambient
temperature.
Vtemp
1.98
1.96
Ibias = 50µA
1.94
1.92
1.9
1.88
0
10
20
30
40
50
60
70
Tamb (°C)
4/6
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