DC999A - Schematic

1nF
U1
LTC3533EDE
11
CIN
10uF
6.3V
RSS
1MEG
10
12
GND
PVIN
VOUT
PVOUT
VIN
FB
RUN/SS
VC
1
CSS
0.01uF
C7
opt.
opt.
8
9
R2
365K
13
26.1K
GND
2
RFF
0
COUT
47uF
6.3V
C5
opt.
C3
1.0uF
VOUT
[email protected]
E4
CFF
47pF
680pF
E3
GND
CP
RZ
14
RT
BURST
C6
6.8pF
R4
215K
C4
0.01uF
R3
215K
2
JP2
MODE
2
FIXED FREQ.
3
BURST MODE
AUTO ON
3
SHDN
RUN
4
JP1
VOUT
1
1
RT
33.2K
R5
15
E2
PGND
PGND
C2
150uF
10V
5
6
+
SGND
E1
3
VIN
1.8V-5.5V
2.2uH
TDK
RLF7030T2R2M5R4
SW1
D3
CMDSH05-4
D2
CMDSH05-4
E6
7
2.2
E5
SW2
C1
L1
4
R1
SW2
SW1
D1
CMDSH05-4
CUSTOMER NOTICE
CONTRACT NO.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
APPROVALS
DATE
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
June Wu
10/26/05
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO DRAWN
TITLE
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL CHECKED
LTC3533EDE,
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APPROVED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
ENGINEER David Burgoon 10/26/05
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
SIZE CAGE CODE
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE. DESIGNER
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
Thursday, July 07, 2011
SCALE:
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
High Efficiency Synchronous Buck-Boost Converter
with Automatic Burst Mode
FILENAME:
DWG NO
REV
DC999A
SHEET
A1
1
OF
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