DC1483A -Schematic

5
C1
TBD
3528
E2
3
2
1
SEPERATE
L1
4.7uH
SUMIDA
CDRH2D18/HP
D
2
VOUT1
1
D1
OPT
3V
3.3V
5V
SW1
1
SW2
1
5
E7
JP4
HD2X3-079
C7
33PF
C5
10uF
10V
0805
C6
1uF
16V
0603
VOUT1
3V/3.3V/5V
E8
C
GND
1
3
5
JP3
E6
11
SHDN1
8
SHDN2
FB1
VOUT2
12
R1
750k
R4
499k
R2
130k
R3
715k
1.8V
2.85V
3.3V
E5
4
E9
2
4
6
JP2
VOUT2
3
ON
2
1
OFF
D2
OPT
U1
LTC3535EDD
2
4
6
SUMIDA
CDRH2D18/HP
2
C4
2.2UF
16V
0805
L2
4.7uH
10
E4
C
SHDN2
C2
2.2UF
16V
0805
VIN1
C3
TBD
3528
VOUT1
3
ON
2
1
OFF
SHDN1
1
E3
2
GND
INPUT
PARALLEL
JP1
D
VIN2
0.7V - 5V
2
E1
7
GND
3
VIN2
VIN1
0.7V - 5V
4
JP5
HD2X3-079
C8
10uF
10V
0805
C9
1uF
16V
0603
E10
GND
1
3
5
C10
33PF
VOUT2
1.8V/2.85V/3.3V
GND
FB2
13
6
3
GND
GND
B
B
9
R8
499k
R5
255k
R6
432k
R7
191k
CONTRACT NO.
APPROVALS
NOTE: UNLESS OTHERWISE SPECIFIED
A
DRAWN:
1. ALL RESISTORS ARE IN OHMS, 0402.
ALL CAPACITORS ARE IN MICROFARADS, 0402.
CHECKED:
APPROVED:
ENGINEER: FRAN H.
DESIGNER:
TECHNOLOGY
KIM T.
TITLE: SCHEMATIC
4
3
A
DUAL 550mA SYNCHRONOUS BOOST CONVERTER
SIZE
DWG NO.
A
DATE:
5
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
Tuesday, November 18, 2008
2
REV
DC1483A * LTC3535EDD
SHEET 1
1
A
OF
1
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