Datasheet

ADP2302/ADP2303 Data Sheet
Rev. A | Page 12 of 28
1k 10k
80
64
48
32
16
0
–16
–32
–48
–64
–80
180
144
108
72
36
0
–36
–72
–108
–144
–180
100k 1M
CROSS FREQUENCY = 32kHz
PHASE MARGIN = 59°
FREQUENCY (Hz)
0
8833-040
MAGNITUDE (dB) PHASE (Degrees)
Figure 40. ADP2302 Bode Plot, V
OUT
= 5 V, V
IN
= 12 V,
L = 6.8 μH, C
OUT
= 2 × 22 μF
1k 10k
80
64
48
32
16
0
–16
–32
–48
–64
–80
180
144
108
72
36
0
–36
–72
–108
–144
–180
100k 1M
CROSS FREQUENCY = 19kHz
PHASE MARGIN = 59°
FREQUENCY (Hz)
0
8833-041
MAGNITUDE (dB) PHASE (Degrees)
Figure 41. ADP2303 Bode Plot, V
OUT
= 3.3 V, V
IN
= 12 V,
L = 4.7 μH, C
OUT
= 2 × 47 μF
1k 10k
80
64
48
32
16
0
–16
–32
–48
–64
–80
180
144
108
72
36
0
–36
–72
–108
–144
–180
100k 1M
MAGNITUDE (B/A) (dB)
PHASE (B–A) (Degeres)
FREQUENCY (Hz)
CROSS FREQUENCY = 26kHz
PHASE MARGIN = 65°
08833-142
Figure 42. ADP2303 Bode Plot, V
OUT
= 2.5 V, V
IN
= 12 V,
L = 3.3 μH, C
OUT
= 2 × 47 μF
1k 10k
80
64
48
32
16
0
–16
–32
–48
–64
–80
180
144
108
72
36
0
–36
–72
–108
–144
–180
100k 1M
MAGNITUDE (B/A) (dB)
PHASE (B–A) (Degeres)
FREQUENCY (Hz)
CROSS FREQUENCY = 28kHz
PHASE MARGIN = 65°
08833-143
Figure 43. ADP2303 Bode Plot, V
OUT
= 5 V, V
IN
= 12 V,
L = 4.7 μH, C
OUT
= 47 μF