Preliminary Datasheet
1.5A DDR TERMINATION REGULATOR
Typical Performance Characteristics (Continued)
AP2301
20
Output Transient
Voltage (mV)
10
0
-10
1.5
0.5.5
Output
Current (A)
Output
Current (A)
-0.5
-1.5
-2.5
Time (µs)
20
Output Transient
Voltage (mV)
10
0
-10
1.5
0.5
-0.5
-1.5
-2.5
Time (µs)
Figure 8. 0.9V
TT
at 1.5A Transient Response
(Conditions:V
IN
=2.5V, V
CNTL
=3.3V, C
OUT
=10µF)
Figure 9. 1.25V
TT
at 1.5A Transient Response
(Conditions:V
IN
=2.5V, V
CNTL
=3.3V, C
OUT
=10µF)
0.40
0.39
0.38
0.37
0.36
0.39
V
IN
=0.9V
V
IN
=0.85V
V
IN
=0.8V
0.38
0.37
0.36
V
IN
=0.9V
V
IN
=0.85V
V
IN
=0.8V
R
DS(ON)
(
Ω
)
0.35
0.34
0.33
0.32
0.31
0.30
0.29
0.28
40
60
80
o
R
DS(ON)
(
Ω
)
V
CNTL
=3.3V
V
REFEN
=1.0V
0.35
0.34
0.33
0.32
0.31
0.30
0.29
0.28
V
CNTL
=5.0V
V
REFEN
=1.0V
100
120
40
60
80
o
100
120
Junction Temperature ( C)
Junction Temperature( C)
Figure 10. R
DS(on)
vs. Junction Temperature
Figure 11. R
DS(on)
vs. Junction Temperature
Jul. 2006 Rev. 1. 3
7
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
