Diodes AP3407/A - Manual (Page 7)

Data Sheet
1.2A, 1.4MHz High Efficiency Synchronous DC-DC Buck Converter AP3407/A
Dec. 2011 Rev. 1. 3 BCD Semiconductor Manufacturing Limited
7
Typical Performance Characteristics (Continued)
Figure 8. Frequency vs. Temperature Figure 9. Feedback Voltage vs. Temperature
Figure 10. OCP Current Limit vs. Temperature Figure 11. R
DS (ON)_UP
vs. Temperature
-40 0 40 80 120 160
1.2
1.3
1.4
1.5
1.6
1.7
F
requ
ency (MHz)
Temperature ( O C)
V
IN
=3.3V
V
OUT
=2.5V
-40 0 40 80 120 160
0.57
0.58
0.59
0.60
0.61
0.62
F
e
e
dback Vol
tag
e (V)
Temperature ( O C)
V
IN
=3.3V
-40 0 40 80 120 160
1.2
1.4
1.6
1.8
2.0
2.2
O
C
P C
u
rr
e
n
t
Limit (A)
Temperature ( O C)
V
IN
=3.3V
V
FB
=0.55V
-40 0 40 80 120 160
0.0
0.1
0.2
0.3
0.4
0.5
R
D
S
(O
N)
-U
P
(
Ω
)
Temperature ( O C)
V
IN
=3.3V
I
SW
=200mA