sc1189 Semtech Corporation, sc1189 Datasheet - Page 4

• Manufacturer Part Number: sc1189
• Description: Sc1189 Programmable Synchronous Dc/dc Converter, Dual Ldo Controller
• Manufacturer: Semtech Corporation

Note:
(1) All logic level inputs and outputs are open collector TTL compatible.
POWER MANAGEMENT
Pin Configuration
Pin Descriptions
2007 Semtech Corp.
P
n i
2
2
2
2
1
1
1
1
1
1
1
1
1
2
1
4
2
3
5
6
7
8
9
1
0
2
3
4
5
6
7
8
9
0
2
3
4
1
1
#
V
V
P
D I
P
O
L
P
P
L
V
V
V
V
G
n i
G
L
A
L
PWRGD
W
B
B
PGNDH
V
D
E
2
LDOEN
PGNDL
D
G
LDOS1
LDOS2
D
C
G
S
D I
D I
D I
D I
GATE1
C
D
G
A
AGND
A
D
D
S
5
S
N
C
O
N
O
VCC
O
R
S
E
CS+
N
N
T
- S
CS-
T
O
M
N
H
T
3
2
1
0
DH
L
T
a
C
+
N
G
E
D
(
E
E
S
D
S
) 1
D
H
V
L
(
(
(
(
V
m
S
) 1
) 1
) 1
) 1
N
2
1
2
H
1
L
D
e
E
(
) 1
1
2
3
4
5
6
7
8
9
10
11
12
(24 Pin SOIC)
TOP VIEW
n I
P
L
P
P
L
L
P
P
P
P
P
S
G
S
S
C
C
H
S
S
+
G
T
D
o
o
o
o
o
g i
o
u
u
o r
o r
o r
o r
o r
1
m
e
e
r u
r u
p
a
a
w
g
w
w
w
p
p
p
2
s n
s n
O
t u
e t
h
e t
l l a
g
g
g
g
g
24
23
22
21
20
19
18
17
16
15
14
13
e r
e r
c i
p
p
V
r e
r e
r e
e
S
a r
a r
a r
a r
a r
e
e
S
y l
y l
S
V
t n
t n
D
n
D
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f
S
d i
d i
u
m
m
m
m
m
r o
l o
d
n I
n I
G
G
G
i r
i r
f
f
g i
w
p
S
S
e
r o
r o
e
GATE2
LDOV
VID25MV
VID0
VID1
VID2
VID3
VOSENSE
EN
BSTH
BSTL
DL
e v
a t
m
m
m
m
m
e v
p
p
f o
o
o r
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p
n
L
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D
u
u
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o
D
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n i
n i
n i
l a
g
s n
s n
L
H
D
u
u
f t
f t
h
d
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O
v i r
O
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v i r
g
g
g
g
g
n
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M
A
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e
r o
r o
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d
u
O
w
u
s t
r e
n I
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n I
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r e
h
n
p t
p t
o
s
n r
u
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n I
f
f
a
S
p
p
p
p
p
i n
r o
r o
S
L
L
d
e
p t
t u
t u
O
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p
p
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l a
u
t u
t u
t u
t u
D
D
d i
o
t c
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d i
t u
t u
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u
g
u
w
H
u
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p t
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p t
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a
1
2
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p (
n
D
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w
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p
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S
n
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S
v i r
d
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v i r
u
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d
) B
S
1
S
2
b
) B
s l l
g
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e
i D
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a
d i
d i
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4
c t i
c t i
e t
V
. n i
Notes:
(1) Only available in tape and reel packaging. A reel
contains 1000 devices.
(2) Lead free product. This product is fully WEEE and
RoHS compliant.
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Ordering Information
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9
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www.semtech.com
SC1189
° 0
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