3
dc2234af
DEMO MANUAL DC2234A
Quick start proceDure
Figure 2. DC2234A Temperature Rising vs Input Voltage
Figure 1. Efficiency vs Load Current at 200kHz Switching Frequency
N-FET Temperature Rise
P-FET Temperature Rise
I
OUT
(A)
0
EFFICIENCY (%)
100
95
85
60
90
80
75
70
65
55
50
2
1
3
3.5
DC2234a F01
4
1.5
0.5
2.5
5V INPUT
12V INPUT
24V INPUT
36V INPUT
INPUT VOLTAGE (V)
0
TEMPERA
TURE RISING (°C)
80
90
70
50
30
40
100
60
20
10
0
20
25
10
35
40
DC2234a F02
45
15
5
30
I
OUT
= 2A
I
OUT
= 3A
I
OUT
= 4A
INPUT VOLTAGE (V)
0
TEMPERA
TURE RISING (°C)
120
80
40
100
60
20
0
20
25
10
35
40
45
15
5
30
I
OUT
= 2A
I
OUT
= 3A
I
OUT
= 4A
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