EN23F0QI Datasheet, PDF (7/26 Pages) Enpirion, Inc. – 15A Voltage Mode Synchronous Buck PWM

Typical Performance Curves
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
VOUT = 3.3V
CONDITIONS
20
VOUT = 1.8V
V_IN = 12.0V
AVIN = 3.3V
10
VOUT = 1.2V
Dual Supply
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OUTPUT CURRENT (A)
Output Current De-rating
15.0
14.0
13.0
12.0
11.0
10.0
9.0
CONDITIONS
V_IN = 12V
8.0 T_JMAX = 125 C
7.0
θ_JA = 13 C/W
13x12x3mm QFN
6.0 No Air Flow
VOUT = 1.2V
VOUT = 1.8V
VOUT = 3.3V
5.0
25 30 35 40 45 50 55 60 65 70 75 80 85
AMBIENT TEMPERATURE ( C)
Output Current De-rating
with Air Flow (200fpm)
15.0
14.0
13.0
12.0
11.0
10.0 _CONDITIONS
9.0 VIN = 12V
8.0 ^{TJMAX = 125 C}
7.0
θ_JA = 10.5 C/W
13x12x3mm QFN
6.0 Air Flow (200fpm)
5.0
VOUT = 1.2V
VOUT = 1.8V
VOUT = 3.3V
25 30 35 40 45 50 55 60 65 70 75 80 85
AMBIENT TEMPERATURE ( C)
EN23F0QI
Efficiency vs. Output Current
100
90
80
70
60
50
40
30
VOUT = 3.3V
CONDITIONS
20
VOUT = 1.8V
VOUT = 1.2V
V_IN = 10.0V
AVIN = 3.3V
10
Dual Supply
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OUTPUT CURRENT (A)
Output Current De-rating
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
7.0
6.0
CONDITIONS
V_IN = 10V
T_JMAX = 125 C
θ_JA = 13 C/W
13x12x3mm QFN
No Air Flow
VOUT = 1.2V
VOUT = 1.8V
Series1
5.0
25 30 35 40 45 50 55 60 65 70 75 80 85
AMBIENT TEMPERATURE ( C)
Output Current De-rating
with Air Flow (400fpm)
15.0
14.0
13.0
12.0
11.0
10.0 _CONDITIONS
9.0 VIN = 12V
8.0 ^{TJMAX = 125 C}
7.0
θ_JA = 9 C/W
13x12x3mm QFN
6.0 Air Flow (400fpm)
5.0
VOUT = 1.2V
VOUT = 1.8V
VOUT = 3.3V
25 30 35 40 45 50 55 60 65 70 75 80 85
AMBIENT TEMPERATURE ( C)
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