LTC1735
U
TYPICAL APPLICATIO
3.3V to 2.5V/5A Converter with External Clock Synchronization Operating at 500kHz
V
IN
3.3V
5V
0.1µF
C
C
IN
OSC
20pF
+
100µF
10V
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
M1
Si4410DY
C
TG
BOOST
SW
OSC
OS-CON
C
C
B
SS
0.1µF
0.1µF
C
C
: SANYO OS-CON 10SL100M
: AVX TPSD107M010R0065
IN
OUT
RUN/SS
C
C
330pF
L1: COILCRAFT DO3316P-152
: IRC LR2010-01-R010-F
R
SENSE
I
TH
R
C
LTC1735
L1
1.5µH
33k
R
SENSE
0.01Ω
D
B
V
2.5V
5A
FCB
OUT
V
EXT
CLOCK
500kHz
IN
CMDSH-3
C
C2
51pF
R2
43.2k
1%
47pF
C
OUT
SGND
INTV
CC
+
+
100µF
10V
47pF
4.7µF
M2
Si4410DY
AVX
×3
R1
20k
1%
V
BG
OSENSE
MBRS140T3
–
SENSE
PGND
SGND
1000pF
+
SENSE
EXTV
CC
1735 TA06
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is a trademark of Linear Technology Corporation. Pentium is a registered trademark of Intel Corporation.
SENSE
1735fc
LT/TP 0104 REV C 1K • PRINTED IN USA
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
32
LINEAR TECHNOLOGY CORPORATION 1998
●
●
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
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