Datasheet

ADP2441 Data Sheet
Rev. A | Page 8 of 32
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0 0.2 0.4 0.6 0.8 1.0
V
OUT
ERROR (%)
LOAD (A)
V
IN
= 12V
V
IN
= 24V
V
IN
= 36V
V
OUT
= 5V
f
SW
= 700kHz
10581-010
Figure 10. Load Regulation for Different Supplies
–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
= –40°C
T
A
= +25°C
T
A
= +125°C
10581-011
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
Figure 11. Load Regulation for Different Temperatures
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
7 121722273237
V
OUT
ERROR (%)
V
IN
(V)
LOAD = 500mA
LOAD = 1A
10581-012
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
Figure 12. Line Regulation, V
OUT
= 5 V for Different Loads
0
50
100
150
200
250
300
350
400
5 10152025303540
P
SKIP
THRESHOLD LOAD CURRENT (mA)
V
IN
(V)
f
SW
= 300kHz
f
SW
= 700kHz
V
OUT
=3.3V
10581-013
Figure 13. Pulse Skip Threshold, V
OUT
= 3.3 V
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
10581-014
V
OUT
=5V
f
SW
= 300kHz
Figure 14. Pulse Skip Threshold, V
OUT
= 5 V
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
10581-015
V
OUT
= 12V
Figure 15. Pulse Skip Threshold, V
OUT
= 12 V