Preliminary datasheet, Typical performance characteristics, 3v, t – Diodes AP3408 User Manual
Page 7: 25℃, unless otherwise specified

Preliminary Datasheet
2A, 4MHz High Efficiency Synchronous Buck Converter AP3408
Jan. 2013 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
7
Typical Performance Characteristics
V
IN
=V
DD
=V
PVDD
=3.3V, T
A
=25℃, unless otherwise specified.
Figure 4. Supply Current vs. Input Voltage
Figure 5. Supply Current vs. Ambient Temperature
Figure 6. Efficiency vs. Output Current
Figure 7. PMOS ON Resistance vs.
Ambient Temperature
-60
-30
0
30
60
90
120
150
100
200
300
400
500
600
700
Suppl
y
Current
(
µ
A
)
Ambient Temperature (
o
C)
V
IN
=3.3V
V
FB
=0.75V
0
500
1000
1500
2000
2500
30
40
50
60
70
80
90
100
Ef
ficien
c
y
(%)
Output Current (mA)
V
OUT
=2.5V
V
IN
=3.3V
V
IN
=5.0V
-60
-30
0
30
60
90
120
150
60
80
100
120
140
PM
OS
ON
R
e
s
is
ta
n
ce
(
m
Ω
)
Ambient Temperature (
o
C)
V
IN
=3.3V
V
FB
=0.75V
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
100
200
300
400
500
600
Supp
ly Cu
rr
e
n
t
(
µ
A
)
Input Voltage (V)
V
FB
=0.75V
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