SC2446 Semtech Corporation, SC2446 Datasheet - Page 3

• Manufacturer Part Number: SC2446
• Description: Dual-Phase Single or Two Output Synchronous Step-Down Controller
• Manufacturer: Semtech Corporation

Unless specified: AVCC = PVCC = V
POWER MANAGEMENT
n I
n I
n I
n I
n I
M
n I
P
Electrical Characteristics (Cont.)
P
A
A
C
N
O
A
A
A
A
A
O
C
S
S
S
S
C
C
C
C
T
N
C
G
H
C
H
V
s o
a
o
y
Y
Y
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e
g i
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m
m
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2004 Semtech Corp.
u
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C
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V
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C
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C
C
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B
B
C
k n
= 51.1k , -40°C < T
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2
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C
C
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5 .
5 .
S
S
- 2
2
2
n
- 2
V
- 1
- 1
- 2
C
d
- 2
- 2
V
o
=
=
d
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V
V
C
n i
=
e
=
d
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1
1
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M
0
0
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0
0
0
0
1
0
2
2
P
5 .
5 .
1
V
V
=
n
, V
=
A
s
, V
2
= T
2
5 .
5 .
J
V
< 85°C
V
. 2
M
4
8 -
2
1
6
f 1
0
0
5
0
5 .
5 .
n i
0
5
0
C
H
1 -
1 -
1 -
0 -
0 -
T
2
5
2
www.DataSheet4U.com
1
1
1
1
6
1
1
8
7
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6
5
0
5 .
2 .
1
1
5
0
5 .
5
8
5
7 .
7 .
6
2
6
2
p
0
0
0
0
0
A
V
A
M
3 -
2 -
1 -
5
1
www.semtech.com
V
C
0
±
9
SC2446
2 -
2 -
3
5
0
0
1
a
8
5
5 .
3
C
C
3
0
0
0
x
0
0
0
C
-
1
U
M
K
K
m
m
m
n
n
d
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%
%
V
V
V
V
V
V
V
A
A
H
H
H
A
A
A
A
A
A
A
A
A
V
V
V
s t
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z