DC855A - Schematic

5
4
3
2
1
This circuit is proprietary to Linear Technology and supplied
for use with Linear Technology parts.
Customer Notice: Linear Technology has made a best effort to
design a circuit that meets customer-supplied specifications;
however, it remains the customers responsibility to verify proper
and reliable operation in the actual application, Component
substitution and printed circuit board layout may significantly
affect circuit performance or reliability. Contact Linear
Applications Engineering for assistance.
D
VBAT
REVISION HISTORY
ECO
WARNING! SHOCK HAZARD
CIN
[1]
5
6
VIN
T1
VIN
4
7
8
3
1
2
C2
13uF
330V
Rubycon
1
6
+
2
DONE
1
D
CHARGE
DONE
SW
4
5
7
100
Q1
CY25BAH-8F
Renesas
R4
Q2
Si1501DL
6
1
30
R5
20K
C3
0.033uF
630V
TDK
1
GND
U1
[1]
R2
R10
510K
SW
R1
1K
C
-
R3
510K
+
VIN BAT
CHARGE
APPROVED
06/20/05
VIN
FT1
FTA160709
PerkinElmer
D1
GSD2004S
[1]
3
TP6
C6
2.2uF
10V
DATE
PROTO
DO NOT REMOVE COVER
C1
4.7uF
6.3V
GND
2.8V-4.2V
DESCRIPTION
3
TP1
1.8V-4.2V
5V MAX
TP2
REV
5
4
2
TRIGGER
3
3
T2
BO-02
Tokyo Coil Engrng.
C
C
2
JP1
R11
1M
R8
1K
R9
VIN
5
6
OPEN
U2
PIC16F630-I/ST
GRN
1
3
2
4
C4
0.1uF
VIN
READY
1K
MCLR
1
FLASH
D4
CLK
4
VIN
R6
10K
REDEYE
VIN
2
3
VIN
S1
S2
1
C5
0.1uF
D5
BAT54W
B
GND
DAT
VDD
VSS
14
2
RA5
RA0/ICSPDAT
13
3
RA4
RA1/ICSPCLK
12
4
RA3/MCLR
RA2/INT
11
5
RC5
RC0
10
6
RC4
RC1
9
7
RC3
RC2
8
TP3
DONE
S3
R7
100K
B
TP4
CHARGE TP5
TRIGGER
ON/OFF
R12
DONE
R13
0
R14
CHARGE
0
TRIGGER
0
RED
CHARGE
[1]
A
VERSION
-A
-B
-C
U1
LT3484EDCB-0
LT3484EDCB-1
LT3484EDCB-2
T1
(TDK)
LDT565630T-001
LDT565630T-002
LDT565630T-003
CIN
CONTRACT NO.
CAP, 0805 10uF 20% 6.3V X5R
APPROVALS
DRAWN MEI
CAP, 0805 4.7uF 10% 6.3V X5R
DATE
11/02/04
CHECKED
TECHNOLOGY
TITLE
SCH, LT3484EDCB-0/1/2, PHOTOFLASH CHARGER
CAP, 0805 10uF 20% 6.3V X5R
ENGINEER
SIZE
CAGE CODE
Custom
Monday, June 27, 2005
4
A
APPROVED
DESIGNER
5
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
3
SCALE:
2
DWG NO
REV
3
DC855A
FILENAME: 855A-3.DSN
SHEET
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