sc1163 Semtech Corporation, sc1163 Datasheet - Page 6
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sc1163
Manufacturer Part Number
sc1163
Description
Converter With Low Dropout Regulator Controller
Manufacturer
Semtech Corporation
Datasheet
1.SC1163.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
sc1163CS
Manufacturer:
SEMTECH
Quantity:
117
October 25, 1999
MATERIALS LIST
Qty. Reference
4
6
3
1
3
1
1
1
1
1
1
1
1
V
3.45V
3.30V
3.10V
2.90V
2.80V
2.50V
1.50V
© 1999 SEMTECH CORP.
O
SETTING LDO OUTPUT VOLTAGE
LDO
C1,C5,C13,C
18
C2,C3,C14-
C17
C11,C12,
C21
L1
Q1,Q2,Q3
R4
R5
R6
R1
R12
R13
R17
U1
Part/Description
0.1µF Ceramic
1500µF/6.3V
330µF/6.3V
4µH
See notes
5m
2.32k , 1%, 1/8W
1k , 1%, 1/8W
10 , 5%, 1/8W
1%, 1/8W
1%, 1/8W
100k, 5%, 1/8W
SC1162/3CSW
R
R12
105
105
102
100
100
100
100
B
R
R13
182
169
147
130
121
97.6
18.7
Vendor
Various
SANYO
Various
See notes
IRC
Various
Various
Various
Various
Various
Various
SEMTECH
A
PROGRAMMABLE SYNCHRONOUS DC/DC
CONVERTER WITH LOW DROPOUT
REGULATOR CONTROLLER
Notes
MV-GX or equiv. Low ESR
8 Turns 16AWG on MICROMETALS T50-52D core
FET selection requires trade-off between efficiency and
cost. Absolute maximum R
OAR-1 Series
See Table (Not required for SC1162)
See Table (Not required for SC1162)
Required if Voltage is applied to the linear FET without
12V applied to SC1162/3
See
V
Where
I
significan
R
R
R
that the
FB
OUT
652 MITCHELL ROAD NEWBURY PARK CA 91320
A
B
A
and
layout
Feedback
Bottom
Top
:
. 1
R
I (
265
t
B
FB
feedback
diagram
error
must
R
feedback
(
R
A
R
pin
)
B
be
A
term
for
bias
low
resistor
R
DS(ON)
B
clarificat
does
resistor
)
enough
current
= 22 m for Q1,Q2
I (
not
FB
cause
ion
so
R
A
SC1162/3
)
6