Datasheet

Data Sheet ADP2442
Rev. 0 | Page 11 of 36
Figure 28. Minimum On Time and Minimum Off Time vs. Temperature
Figure 29. High-Side R
DS(ON)
vs. Temperature
Figure 30. Switching Frequency vs. Temperature
Figure 31. Current Limit vs. Temperature
Figure 32. Low-Side R
DS(ON)
vs. Temperature
Figure 33. Pulse Skip Mode, V
IN
= 24 V, V
OUT
= 5 V, f
SW
= 700 kHz, No Load,
SYNC/MODE = AGND
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
10667-024
100
120
140
160
180
200
220
240
260
–50 –25 0 25 50 75 100 125 150
HIGH-SIDE R
DS(ON)
(mΩ)
TEMPERATURE (°C)
10667-027
200
300
400
500
600
700
800
900
1000
1100
1200
–50 –30 –10 10 30 50 70 90 110 130 150
FREQUENCY (kHz)
TEMPERATURE (°C)
f
SW
= 300kHz
f
SW
= 1MHz
f
SW
= 700kHz
10667-023
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
10667-126
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)
(mΩ)
TEMPERATURE (°C)
10667-026
CH1 20.0mV
B
W
CH2 10.0V
CH4 200mA Ω
M4.00µs A CH4 116mA
1
4
2
T 50.40%
V
IN
= 24V
V
OUT
= 5V
f
SW
= 700kHz
NO LOAD
SYNC/MODE = AGND
V
OUT
INDUCTOR CURRENT
SW
10667-134