Microchip Technology MCP1256/7/8/9EV データシート
MCP1256/7/8/9
DS21989B-page 10
2006-2013 Microchip Technology Inc.
TYPICAL PERFORMANCE CURVES
(CONTINUED)
NOTE: Unless otherwise indicated, C
IN
=
C
OUT
=
10 µF, C
1
=
C
2
=
1 µF, I
OUT
=
10 mA, and T
A
= +25°C.
FIGURE 2-25:
Load Transient Response -
Normal 2x Mode.
FIGURE 2-26:
Load Transient Response -
Normal 1.5x Mode.
FIGURE 2-27:
Line Transient Response.
FIGURE 2-28:
Line Transient Response.
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0
50
10
0
15
0
20
0
25
0
30
0
35
0
40
0
45
0
50
0
Time (µs)
O
u
tp
u
t C
u
rr
e
n
t (A
)
-0.60
-0.50
-0.40
-0.30
-0.20
-0.10
0.00
0.10
0.20
O
u
tp
u
t V
o
lt
a
g
e R
ipp
le
(V)
V
IN
= 2.4V
V
OUT
I
OUT
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0
50
10
0
15
0
20
0
25
0
30
0
35
0
40
0
45
0
50
0
Time (µs)
O
u
tp
ut
C
u
rre
nt
(
A
)
-0.60
-0.50
-0.40
-0.30
-0.20
-0.10
0.00
0.10
0.20
O
u
tp
ut
V
o
lt
ag
e
R
ippl
e
(V
)
V
IN
= 3.0V
V
OUT
I
OUT
0
1
2
3
4
5
6
7
8
0
50
10
0
15
0
20
0
25
0
30
0
35
0
40
0
45
0
50
0
Time (µs)
In
p
u
t V
o
lt
ag
e
(V
)
-0.60
-0.50
-0.40
-0.30
-0.20
-0.10
0.00
0.10
0.20
Ou
tp
ut V
o
lt
ag
e R
ippl
e
(V
)
I
OUT
= 10 mA
V
OUT
V
IN
0
1
2
3
4
5
6
7
8
0
50
100
150
200
250
300
350
400
450
500
Time (µs)
Input
Vol
ta
g
e
(V)
-0.60
-0.50
-0.40
-0.30
-0.20
-0.10
0.00
0.10
0.20
Output
V
o
lt
age R
ippl
e
(V
)
I
OUT
= 100 mA
V
OUT
V
IN