EA4524YH Datasheet, PDF (12/16 Pages) Active-Semi, Inc – 40V/3.5A Buck Converter with Dual Output and Separated Over Current Protection

ACT4524
Rev 1.1, 22-Feb-16
TYPICAL PERFORMANCE CHARACTERISTICS
(Schematic as show in Figure 1, Ta = 25°C, unless otherwise specified)
100
95
90
85
80
75
70
65
60
0
Efficiency vs. Load current
VIN =12V
VIN =16V
VIN =24V
500 1000 1500 2000 2500 3000 3500
Load Current (mA)
Power Loss vs. Load current
3.0
2.5
2.0
1.5
VIN =24V
VIN =16V
1.0
VIN =12V
0.5
60
0
500 1000 1500 2000 2500 3000 3500
Load Current (mA)
Switching Frequency vs. Input Voltage
145
140
135
130
125
120
115
110
10
15
20
25
30
35
40
Input Voltage (V)
Standby Current vs. Input Voltage
1.0
0.8
0.6
0.4
0.2
0
8 12 16 20 24 28 32 36 40
Input Voltage (V)
Output1 CC vs. Input Voltage
2650
2640
2630
2620
2610
2600
8
12 16 20 24 28 32 36 40
Input Voltage (V)
Output2 CC vs. Input Voltage
1230
1220
1210
1200
1190
1180
8
12 16 20 24 28 32 36 40
Input Voltage (V)
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