Diodes AP3202 - Manual (Page 7)

Preliminary Datasheet
380kHz, 2A Asynchronous DC-DC Buck Converter AP3202
Mar. 2011 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
7
-60 -40 -20 0 20 40 60 80 100 120 140
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
Q
u
ie
s
c
ent Cu
rr
en
t
(m
A)
Case Temperature ( o C)
0.0 0.5 1.0 1.5 2.0
3.00
3.05
3.10
3.15
3.20
3.25
3.30
3.35
3.40
3.45
3.50
Out
put Voltage
(V
)
Output Current (A)
Typical Performance Characteristics (Continued)
T
A
=25 o C , V
IN
=12V, V
OUT
=3.3V, unless otherwise noted.
Figure 8. Quiescent Current vs. Figure 9. Output Voltage vs.
Case Temperature Output Current
Figure 10. Enable Turn on Characteristic Figure 11. Enable Turn off Characteristic
(I
OUT
=2A, CC Mode) (I
OUT
=2A, CC Mode)
Time (10ms/div)
V
SW
10V/div
I
L
1A/div
V
OUT
1V/div
V
EN
2V/div
V
SW
10V/div
I
L
1A/div
V
OUT
1V/div
V
EN
2V/div
Time (10ms/div)