DC690A - Schematic

1
2
REVISION HISTORY
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.
ECO
DESCRIPTION
3
6
1
2
TP2
A
2
5
Danger High Voltage
320V
+STROBE CAP
3
CIN
4.7uF
1
6.3V
3
4
APPROVED
06/06/03
D3
GSD2004S
T1
KIJIMA W03-073
TP1
DATE
PROTO
1
1.8V-6V
Vbatt
A
REV
COUT
22nF
630V
VCC
JP1
CONNECT
RFB
2
DISCONNECT
60.4K
1
U1
1
2
3
4
5
2.3V-6V
Vcc
TP3
R1
10K
GND
TP5
JP2
CVCC
4.7uF
6.3V
RREF
VBATT
RFB
VCC
GND
CT
CHARGE
DONE
ISEC
ISW
CHARGE
TP7
10
9
8
7
6
DONE
TP6
C2
1uF
6.3V
RDONE
100K
-STROBE CAP
TP4
3
CHARGE
RREF
1.96K
LT3420-1EMS
ON
2
B
1
OFF
CONTRACT NO.
APPROVALS
DRAWN
MEI
DATE
06/06/03
CHECKED
APPROVED
ENGINEER
DESIGNER
Wednesday, October 29, 2003
LTC CONFIDENTIAL - For Customer Use Only
1
TECHNOLOGY
B
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
TITLE
SCH, LT3420-1EMS STROBE CAPACITOR CHARGER,
HIGH VOLTAGE SUPPLY
SIZE CAGE CODE
SCALE:
DWG NO
FILENAME: 690A-2.DSN
2
REV
DC690A
SHEET
1
1
OF
1
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