ANP015 Datasheet, PDF (15/15 Pages) List of Unclassifed Manufacturers – Application Note AP2011 High Efficiency Synchronous PWM Controller

Application Note
AP2011 High Efficiency Synchronous PWM Controller
ANP015
Preliminary
4.3 Efficiency Calculation
Vin(V)
20.09
20.01
20.1
20.02
20.05
Iin(A)
0.28
0.55
0.83
1.12
1.42
Eff(%)
92
90
88
86
0
1
Vout(V)
4.99
4.98
4.98
4.98
4.97
2
Iout(A)
1
2
3
4
5
Eff(%)
88.70796
90.5002
89.55224
88.83973
87.2818
3
4
5
Iout(A)
AP2011 Temperature VS Efficiency
Parameter
Temperature(℃)
-40 -25
0
25
50
75
100 125
Vin(V)
20.04 20.02 20.01 20.03 20.06 20.10 20.06 20.03
Iin(A)
0.29 0.28 0.28 0.28 0.28 0.28 0.28 0.28
Vout(V)
4.85 4.94 4.94 4.92 4.89 4.87 4.84 4.78
Iout(A)
1
1
1
1
1
1
1
1
Efficiency (%) 83.453 88.162 88.170 87.725 87.060 86.531 86.170 88.385
Anachip Corp.
www.anachip.com.tw
Written by Maverick Huang
15/15
Rev. A.0 Oct, 29, 2004