Datasheet

Data Sheet ADP2442
Rev. 0 | Page 9 of 36
Figure 16. Load Regulation for Different Supplies
Figure 17. Load Regulation for Different Temperatures
Figure 18. Line Regulation, V
OUT
= 5 V for Different Loads
Figure 19. Pulse Skip (P
SKIP
) Threshold Load Current, V
OUT
= 3.3 V
Figure 20. Pulse Skip Threshold Load Current, V
OUT
= 5 V
Figure 21. Pulse Skip Threshold Load Current, V
OUT
= 12 V
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0 0.2 0.4 0.6 0.8 1.0 1.2
V
OUT
ERROR (%)
LOAD (A)
V
IN
= 12V
V
IN
= 24V
V
IN
= 36V
10667-116
V
OUT
= 5V
f
SW
= 700kHz
SYNC = VCC, FORCED PWM MODE
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
0 0.2 0.4 0.6 0.8 1.0
V
OUT
ERROR (%)
LOAD (A)
T
A
= +25°C
T
A
= +125°C
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
SYNC = AGND PULSE SKIP MODE
T
A
= –40°C
10667-117
–0.30
–0.20
–0.25
–0.10
–0.15
–0.05
0
0.15
0.10
0.05
0.20
0.25
0.30
7 12 17 22 27 32 37 42
V
OUT
ERROR (%)
V
IN
(V)
LOAD = 1A
V
OUT
= 5V
f
SW
= 700kHz
SYNC = VCC PWM MODE
LOAD = 500mA
10667-118
0
50
100
150
200
250
300
350
400
5 10 15 20 25 30 35 40
P
SKIP
THRESHOLD LOAD CURRENT (mA)
V
IN
(V)
f
SW
= 300kHz
f
SW
= 700kHz
V
OUT
= 3.3V
10667-013
0
50
100
150
200
250
300
10 15 20 25 30 35 40
P
SKIP
THRESHOLD LOAD CURRENT (mA)
V
IN
(V)
f
SW
= 700kHz
V
OUT
= 5V
f
SW
= 300kHz
10667-014
0
50
100
150
200
250
300
15 20 25 30 35 40
P
SKIP
THRESHOLD LOAD CURRENT (mA)
V
IN
(V)
f
SW
= 300kHz
f
SW
= 600kHz
V
OUT
= 12V
10667-015