Diodes AP5002 - Manual (Page 6)

AP5002
PWM CONTROL 2A STEP-DOWN CONVERTER
AP5002 Rev. 8 6 of 10 FEBRUARY 2009
www.diodes.com © Diodes Incorporated
Typical Performance Characteristics
AP5002 Vin vs. Frequency
(Vout=3.3V; Iout=0.2A)
510
520
530
540
550
560
570
0 5 10 15 20 25 Vin(V)
F
requ
en
c
y
(K
H
Z
)
AP5002 Temperature vs. Frequency
(Vout=3.3V; Iout=0.2A)
485
500
515
530
545
560
575
-20 0 20 40 60 80 100 120
F
requenc
y
(K
H
Z
)
Temperature( ℃)
AP5002 Vin vs. FB
(Vout=3.3V; Iout=0.2A)
0.8
0.802
0.804
0.806
0.808
0 5 10 15 20 25
Vin(V)
VF
B(
V)
AP5002 Temperature vs. FB
(Vout=3.3V; Iout=0.2A)
0.78
0.79
0.8
0.81
0.82
-20 30 80 130
VF
B
(V)
Temperature(℃)
AP5002 Efficiency
0
10
20
30
40
50
60
70
80
90
100
0 0.5 1 1.5 2
Iout(A)
E
ff
ici
e
n
cy
(%
)
Vout=5V
Vout=3.3V