Datasheet

Data Sheet ADP2114
Rev. B | Page 19 of 40
BODE PLOTS
50
40
30
20
10
0
–10
–20
–30
–40
–50
150
120
90
60
30
0
–30
–60
–90
–120
–150
1k 10k
M2
M1
100k
MAGNITUDE (dB)
PHASE (Degrees)
FREQUENCY (Hz)
MAGNITUDE
08143-063
FREQUENCY
MAGNITUDE
PHASE
M1
54.86kHz
0.042dB
50.099°
M2
210.34kHz
–19.632dB
–0.412°
M2 – M1
155.48kHz
–19.673dB
–50.511
°
PHASE
Figure 63. V
IN
= 5 V, V
OUT
= 3.3 V, Load = 2 A, f
SW
= 600 kHz, Crossover Frequency (f
CO
) = 55 kHz; Phase Margin 50° (See Table 12 for the Circuit Details)
50
40
30
20
10
0
–10
–20
–30
–40
–50
120
96
72
48
24
0
–24
–48
–72
–96
–120
1k 10k
M2M1
100k 1M
MAGNITUDE (dB)
PHASE (Degrees)
FREQUENCY (Hz)
08143-064
FREQUENCY
MAGNITUDE
PHASE
M1
96.71kHz
–0.075dB
53.305°
M2
335.27kHz
–17.371dB
–0.389°
M2 – M1
238.56kHz
–17.296dB
–53.694°
MAGNITUDE
PHASE
Figure 64. V
IN
= 5 V, V
OUT
= 1.2 V, Load = 2 A, f
SW
= 1.2 MHz, Crossover Frequency (f
CO
) = 97 kHz; Phase Margin 53° (See Table 12 for the Circuit Details)