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LTC1736
LINEAR TECHNOLOGY CORPORATION 1999
1736f LT/TP 1299 4K • PRINTED IN USA
TYPICAL APPLICATIO
U
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear-tech.com
12A Converter with FCB Tied to PGOOD for CPU Power; Optimized for Output Voltages of 1.3V to 1.6V
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
C
OSC
RUN/SS
I
TH
FCB
SGND
PGOOD
SENSE
–
SENSE
+
V
FB
V
OSENSE
VID0
VID1
TG
BOOST
SW
V
IN
INTV
CC
BG
PGND
EXTV
CC
VIDV
CC
VID4
VID3
VID2
LTC1736
1000pF
47pF
C
C1
330pF
PGOOD
C
OSC
47pF
C
C2
47pF
C
SS
01.µF
R
C
33k
100k
INTV
CC
+
4.7µF
1µF
D
B
CMDSH-3
D1
MBRS340T3
C
IN
22µF/30V
×2
OS-CONC
B
0.22µF
M1
FDS6680A
L1
1.2µH
R
SENSE
0.004Ω
SGND
M2
FDS6680A
×2
OUTPUT VOLTAGE
PROGRAMMING
C
OUT
: 4-180µF/4V PANASONIC EEFUEOG181R (AS SHOWN)
3-470µF/6.3V KEMIT T51CX447M006AS (ALTERNATE)
1-820µF/4V SANYO 4SP820M + 1-180µF/4V PANASONIC EEFUE0G181R (ALTERNATE)
C
IN
: SANYO OS-CON 305C22M
L1: PANASONIC ETQP6RZ1RZ0HFA
10Ω
OPTIONAL:
CONNECT
TO 5V
1736 TA02
+
C
OUT
180µF/4V
×4
V
OUT
1.35V TO 1.6V
12A
V
IN
4.75V TO 24V
+
10Ω
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are trademarks of Linear Technology Corporaton.
