DC527A - Schematic

5
4
3
2
1
REVISION HISTORY
LTC CONFIDENTIAL - For Customer Use Only
ECO
REV
DESCRIPTION
DATE
PROTO
6
APPROVED
06/09/03
VOUT
D
2
D
D1
D3
B160
1N4148WS
L1
100uH
0.1uF
D2
3
CDRH6D28-101
4
+ C9
4V to 60V
VOUT
13
VBIAS
12
[1]
D4
1
1
3
C7
6
VC
TP2
C6
10nF
Css
C3
R1
68k
330pF
5
VFB
7
SGND4
SS
SGND3
10
BURST_EN
PWRGND
GND
+ C5
R2
14
R3
100k
1%
LOAD CURRENT TABLE
C4
1nF
B
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
TOLERANCE ON ANGLE - - 2 PLACES - - - 3 PLACES - - INTERPRET DIM AND TOL
PER ASME Y14.5M -1994
NOTES: UNLESS OTHERWISE SPECIFIED,
[1]
DO NOT INSTALL; C9, C10
A
THIRD ANGLE PROJECTION
CONTRACT NO.
APPROVALS
DRAWN MEI
C
47uF
10V
305k
16
SHDN
SGND2
11
[email protected]
SEE LOAD
CURRENT
TABLE
TP6
2
1N4148WS
0.1uF
2 JP1
TP4
VOUT
C10
B120
BURST_EN
ON
OFF
LT3433EFE
9
SHDN
SW_L
15
U1
SGND1
GND
C2
2.2uF
100V
R5
100k
[1]
VIN
8
C
VIN
BOOST
1
VIN
TP3
SW_H
2
TP1
VOUT
1
C1
DATE
05-30-02
CHECKED
TECHNOLOGY
TITLE
APPROVED
VIN
IOUT (MAX)
4V
125mA
12V
400mA
24V
360mA
48V
340mA
B
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
SCH, LT3433EFE STEP-UP/ STEP-DOWN
CONVERTER WITH BURST MODE
A
ENGINEER
DESIGNER
SIZE CAGE CODE
DO NOT SCALE DRAWING
5
4
Monday, June 23, 2003
3
SCALE: NONE
DWG NO
REV
6
DC527A
A
FILENAME: 527A-6.DSN
2
SHEET
1
1
OF
1
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