Diodes AP1510 - Manual (Page 5)

AP1510
PWM CONTROL 3A STEP-DOWN CONVERTER
AP1510 Rev. 7 5 of 9 JULY 2009
DS31018 www.diodes.com © Diodes Incorporated
Typical Performance Characteristics
AP1510 Vin vs. Frequency
(Vout=3.3V; Iout=0.2A)
300
305
310
315
320
325
330
335
340
345
350
0 5 10 15 20 25
Vin (V)
Fo
sc
(
kH
z)
AP1510 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 5 10 15 20 25
Vin (V)
FB (V)
AP1510 Line Regulation
(Vout=3.3V; Iout=0.2A)
3.10
3.15
3.20
3.25
3.30
3.35
3.40
0 5 10 15 20 25
Vin(V)
V
out
(V
)
5.00
5.01
5.02
5.03
5.04
5.05
5.06
5.07
5.08
5.09
5.10
0.0 1.0 2.0 3.0 4.0
Iout (A)
Vo
u
t (A
)
AP1510 Load Regulation
(Vin=12V)
AP1510 Efficiency
0
10
20
30
40
50
60
70
80
90
100
0.0 1.0 2.0 3.0
Iout (A)
Ef
fici
e
n
cy
(%
)
Vout:5.0V
Vout:3.3V