EN23F0QI Datasheet, PDF (8/26 Pages) Enpirion, Inc. – 15A Voltage Mode Synchronous Buck PWM

Typical Performance Curves
Output Current De-rating
with Heat Sink
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
7.0
6.0
5.0
CONDITIONS
V_IN = 12V
T_JMAX = 125 C
θ_JA = 12 C/W
13x12x3mm QFN
No Air Flow
Heat Sink ‐ Wakefield
Thermal Solutions
P/N 651‐B
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)
Output Current De-rating
with Heat Sink and Air Flow (400fpm)
15.0
14.0
13.0
12.0 _CONDITIONS
11.0
10.0
9.0
V_IN = 12V
T_JMAX = 125 C
θ_JA = 8 C/W
13x12x3mm QFN
8.0 Air Flow (400fpm)
7.0
Heat Sink - Wakef ield
Thermal Solutions
6.0 P/N 651-B
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 Voltage vs. Output Current
1.205
1.204
VIN = 8V
1.203
VIN = 10V
1.202
VIN = 12V
1.201
1.200
1.199
1.198
1.197
1.196
CONDCIOTINODNISTIONS
V_{OUT_}V_NIONM==51.0.2VV
1.195
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OUTPUT CURRENT (A)
EN23F0QI
Output Current De-rating
with Heat Sink and Air Flow (200fpm)
15.0
14.0
13.0
12.0 _CONDITIONS
11.0
10.0
9.0
V_IN = 12V
T_JMAX = 125 C
θ_JA = 9.5 C/W
13x12x3mm QFN
8.0 Air Flow (200fpm)
7.0
Heat Sink - Wakef ield
Thermal Solutions
6.0 P/N 651-B
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)
Output Voltage vs. Output Current
1.005
1.004
VIN = 8V
1.003
VIN = 10V
1.002
VIN = 12V
1.001
1.000
0.999
0.998
0.997
0.996
CONDCIOTINODNISTIONS
V_{OUT_}V_NIONM==51.0.0VV
0.995
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OUTPUT CURRENT (A)
Output Voltage vs. Output Current
1.805
1.804
VIN = 8V
1.803
VIN = 10V
1.802
VIN = 12V
1.801
1.800
1.799
1.798
1.797
1.796
1.795
0
CONDITIONS
V_{OUT_NOM} = 1.8V
Note: Air flow or heat sink may be required for
higher currents. See derating curves.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
OUTPUT CURRENT (A)
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Enpirion Confidential
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