EL7562C データシートの表示（PDF） - Elantec -> Intersil
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EL7562C Datasheet PDF : 10 Pages
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EL7562C - Preliminary
Monolithic 2 Amp DC:DC Step-down Regulator
Typical Performance Curves
Efficiency vs IO
VIN=5V
100
95
90
85
VO=1.8V
80
75
70
65
60
0.1
VO=2.5V VO=3.3V
VO=1.5V
VO=1.2V
FS=500kHz
L=Coilcraft DO3316P-472
1
2
Efficiency vs IO
VO=3.3V
100
VIN=4.5V
95
Load Current IO (A)
90
VIN=5V
85
VIN=5.5V
80
75
70
65
60
0
0.5
1
1.5
2
Load Current IO (A)
Line Regulation
VO=3.3V
0.6
0.4
IO=0.1A
0.2
0
IO=1A
-0.2
IO=2A
-0.4
-0.6
4.5
4.7
4.9
5.1
5.3
5.5
VIN (V)
Power Loss vs IO
VIN=5V
0.7
0.6
0.5
VO=3.3V
0.4
VO=2.5V
0.3
VO=1.8V
0.2
VO=1.2V
0.1
VO=1.5V
0
0
0.5
1
1.5
2
Load Current IO (A)
Load Regulation
VO=3.3V
0.8
0.6
0.4
VIN=5.5V
0.2
VIN=5V
0
-0.2
VIN=4.5V
-0.4
-0.6
0
0.5
1
1.5
2
Load Current IO (A)
VREF vs Temperature
1.258
1.256
1.254
1.252
1.25
1.248
1.246
1.244
1.242
-40
10
60
110
160
Temperature (°C)
4
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