Datasheet
ADP2442 Data Sheet
Rev. 0 | Page 14 of 36
Figure 46. Shutdown with V
IN
, PWM Mode, V
IN
= 36 V, V
OUT
= 5 V,
f
SW
= 700 kHz, Load = 5 Ω, SYNC/MODE = VCC
Figure 47. Startup with Precision Enable, V
IN
= 24 V, V
OUT
= 5 V, f
SW
= 700 kHz,
Load = No Load, SYNC/MODE = 700 kHz
Figure 48. Startup with Precision Enable,
V
IN
= 24 V, V
OUT
= 5 V, f
SW
= 700 kHz, Load = 5 Ω, SYNC/MODE = 700 kHz
Figure 49. Shutdown with Precision Enable, V
IN
= 24 V, V
OUT
= 5 V,
f
SW
= 700 kHz, Load = 5 Ω, SYNC/MODE = 700 kHz
Figure 50. Magnitude and Phase vs. Frequency
T 41.80%
CH1 2.00V
B
W
CH2 20.0V
CH3 10.0V
B
W
M400µs A CH3 6.00V
3
V
OUT
V
IN
V
IN
= 36V
V
OUT
= 5V
f
SW
= 700kHz
LOAD = 5Ω
SYNC/MODE = VCC
1
2
SW
10667-147
T 9.60%
CH1 2.00V
B
W
CH2 10.0V
CH3 5.00V
B
W
M1.00ms A CH3 2.00V
3
V
OUT
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
NO LOAD
SYNC/MODE = 700kHz
1
2
EN
SS
10667-148
T 9.80%
CH1 2.00V
B
W
CH2 10.0V
CH3 5.00V
B
W
M1.00ms A CH3 2.40V
3
V
OUT
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
LOAD = 5Ω
SYNC/MODE = 700kHz
1
2
EN
SS
10667-149
T 50.00%
CH1 2.00V
B
W
CH2 10.0V
CH3 5.00V
B
W
M1.00ms A CH3 2.00V
3
V
OUT
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
LOAD = 5Ω
SYNC/MODE = 700kHz
1
2
EN
SS
10667-150
–90
–50
–10
30
70
110
–70
–30
10
50
90
1 10 100
MAGNITUDE (dB)
–200
–120
–40
40
120
200
–160
–80
0
80
160
PHASE (Degrees)
FREQUENCY (kHz)
CROSSOVER = 58kHz: 1/12
f
SW
PHASE MARGIN = 55°
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
LOAD = 1A
10667-144