EL7556AC データシートの表示（PDF） - Elantec -> Intersil
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EL7556AC Datasheet PDF : 13 Pages
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EL7556AC
Programmable CPU Power Supply Unit
Typical Performance Curves
Efficiency vs. ILOAD (VOUT =3.5V)
VDD=VIN=5.0V (±10%)
96%
94% VDD=4.5V
TA=25° C
92%
90%
88%
86% VDD=5.0V
84% VDD=5.5V
82%
80%
0.5 1.5 2.5 3.5 4.5 5.5 6.5
IOUT (A)
Line Regulation (CSLOPE=100pF)
3.54
3.53
TA=25° C
3.52
3.51
IOUT=0.5A
3.50
IOUT=3A
3.49
3.48
3.47
IOUT=6A
3.46
4.5V
5.0V
5.5V
VIN (V)
Line Regulation vs. CSLOPE (IOUT=3A)
VDD=VIN=5.0V ±10%
0.8%
TA=25° C
0.7%
0.6%
0.5%
VOUT=3.5V
0.4%
0.3%
VOUT=2.5V
0.2%
0.1%
0.0%
50
VOUT=1.0V
75 100 125 150 175
CSLOPE (pF)
4
Efficiency vs. ILOAD (VDD=5.0V)
100%
95%
VOUT=3.5V
90%
VOUT=2.5V
85%
80%
75%
VOUT=1.0V
70%
0.5 1.5 2.5 3.5 4.5 5.5 6.0
IOUT(A)
Load Regulation (CSLOPE=100pF)
3.54
3.53
TA=25° C
3.52
VIN=5.5V
3.51
VIN=5.0V
3.50
3.49
VIN=4.5V
3.48
3.47
3.46
0.5
3.0
6.0
IOUT (A)
Load Regulation vs. CSLOPE (VIN=5.0V)
IOUT=3A, +3A, -2.5A
0.6%
0.5% VOUT=3.5V
TA=25° C
0.4%
0.3% VOUT=2.5V
0.2% VOUT=1.0V
0.1%
0.0%
50
75 100 125 150 175
CSLOPE (pF)
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