TPS51640A, TPS59640, TPS59641
SLUSAQ2 –JANUARY 2012
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TYPICAL CHARACTERISTICS
2-Phase Configuration, 53-A CPU (continued)
Figure 31. Dynamic VID: SetVID-Slow/SetVID-Slow
Figure 32. Dynamic VID: SetVID-Fast/SetVID-Fast
Figure 33. Dynamic VID: SetVID-Decay/SetVID-Fast,
ILOAD = 2 A
Figure 34. Dynamic VID: SetVID-Decay/SetVID-Fast,
ILOAD = 0.5 A
0.0045
80
Magnitude
Target
CPU
2-Phase
0.004
0.0035
0.003
60
40
20
Phase
0.0025
0
0.002
0.0015
0.001
-20
-40
-60
0.0005
-80
100
1 k
10 k
100 k
1 M
Frequency (Hz)
Figure 35. PS Change PS0 to PS1 Toggle
Figure 36. Output Impedance
18
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