Diodes AP1513 - Manual (Page 5)

AP1513
PWM CONTROL 2A STEP-DOWN CONVERTER
AP1513 Rev. 4 5 of 9 JULY 2009
DS31053 www.diodes.com © Diodes Incorporated
Typical Performance Characteristics
AP1513 Vin vs. Frequency
(Vout=3.3V; Iout=0.2A)
310
315
320
325
330
335
340
345
350
0 2 4 6 8 10 12 14 16 18 20
Vin (V)
Fosc (KHz)
AP1513 Vin vs. FB
(Vout=3.3V; Iout=0.2A)
0.74
0.75
0.76
0.77
0.78
0.79
0.80
0.81
0.82
0.83
0.84
0 2 4 6 8 10 12 14 16 18 20
Vin (V)
FB (V)
AP1513 Line Regulation
(Vout=3.3V; Iout=0.2A)
3.10
3.15
3.20
3.25
3.30
3.35
3.40
0 2 4 6 8 10 12 14 16 18 20
Vin (V)
Vout (V)
AP1513 Load Regulation
(Vin=12V)
5.00
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
5.09
5.10
0.0 0.5 1.0 1.5 2.0 2.5
Iout (A)
Vout (
V
)
AP1513 Efficiency
0
10
20
30
40
50
60
70
80
90
100
0.0 0.5 1.0 1.5 2.0
Iout (A)
E
ff
ic
ie
n
cy (
%
)
Vout:5.0V
Vout:3.3V