EN2390QI
Typical Performance Curves
Sim Efficiency vs. Output Current
Sim Efficiency vs. Output Current
100
100
90
80
70
60
50
40
30
20
10
0
90
80
70
60
50
40
CONDITIONS
VIN = 12.0V
AVIN = 3.3V
Dual Supply
VOUT = 3.3V
VOUT = 1.8V
VOUT = 1.2V
VOUT = 3.3V
VOUT = 1.8V
VOUT = 1.2V
CONDITIONS
VIN = 10.0V
AVIN = 3.3V
Dual Supply
30
20
10
0
0
1
2
3
4
5
6
7
8
9
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5 6
OUTPUT CURRENT(A)
OUTPUT CURRENT(A)
Output Current De-rating
Output Current De-rating
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
CONDITIONS
VIN = 12V
TJMAX = 125 C
CONDITIONS
VIN = 120V
TJMAX = 125 C
θJA = 15 C/W
10x11x3mm QFN
No Air Flow
VOUT = 3.3V
VOUT = 1.8V
VOUT = 3.3V
θ
JA = 15 C/W
10x11x3mm QFN
VOUT = 1.8V
No Air Flow
55
60
65
70
75
80
85
55
60
65
70
75
80
85
AMBIENT TEMPERATURE ( C)
AMBIENT TEMPERATURE ( C)
Output Current De-rating with Air Flow
Output Current De-rating with Air Flow
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
CONDITIONS
VIN = 12V
TJMAX = 125 C
CONDITIONS
VIN = 12V
TJMAX = 125 C
θJA = 151 C/W
10x11x3mm QFN
ANior FAliorwFl(o4w00fpm)
θ
JA = 125.5C/CW/W
10x11x3mm QFN
VOUT = 3.3V
VOUT = 3.3V
ANior FAliorwFl(o2w00fpm)
55
60
65
70
75
80
85
55
60
65
70
75
80
85
AMBIENT TEMPERATURE ( C)
AMBIENT TEMPERATURE ( C)
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