Datasheet

ADP2441 Data Sheet
Rev. A | Page 10 of 32
0
200
400
600
800
1000
1200
0 5 10 15 20 25 30 35 40
SWITCHING FREQUENCY (kHz)
V
IN
(V)
f
SW
= 300kHz
f
SW
= 1MHz
f
SW
= 700kHz
10581-022
Figure 22. Switching Frequency vs. Supply
0
25
50
75
100
125
150
175
200
–50 –30 –10 10 30 50 70 90 110 130 150
ON TIME AND OFF TIME (ns)
TEMPERATURE (°C)
MINIMUM ON
MINIMUM OFF
10581-024
Figure 23. Minimum On Time and Minimum Off Time vs. Temperature
100
120
140
160
180
200
220
240
260
–50 –25 0 25 50 75 100 125 150
HIGH-SIDE R
DS(ON)
(m)
TEMPERATURE (°C)
10581-027
Figure 24. High-Side R
DS(ON)
vs. Temperature
200
300
400
500
600
700
800
900
1000
1100
1200
–50 –30 –10 10 30 50 70 90 110 130 150
FREQUEN
C
Y (kHz)
TEMPERATURE (°C)
f
SW
= 300kHz
f
SW
= 1MHz
f
SW
= 700kHz
10581-023
Figure 25. Switching Frequency vs. Temperature
1.50
1.52
1.54
1.56
1.58
1.60
1.62
1.64
1.66
1.68
1.70
1.72
1.74
1.76
1.78
1.80
–50 0 50 100 150
CURRENT (A)
TEMPERATURE (°C)
V
IN
= 36V
V
IN
= 4.5V
10581-126
Figure 26. Current Limit vs. Temperature
0
20
40
60
80
100
120
140
160
180
–50 –30 –10 10 30 50 70 90 110 130 150
LOW-SIDE
R
DS(ON)
(m)
TEMPERATURE (°C)
10581-026
Figure 27. Low-Side R
DS(ON)
vs. Temperature