DC826B - Schematic

A
B
C
D
E
REVISION HISTORY
ECO
REV
DESCRIPTION
0
DATE
1st PROTOTYPE
SILKSCREEN CHANGE & U2 CHANGE TO LT3014BES5
B
APPROVED
<DATE>
<APPROVED>
9/13/06
DILIAN REYES
2.6V
4
4
R1
100
D1
RED
2V
INT
VIN
RF
2
CF
0.1uF
50V
5.1K
4
3
PB
GND
TP4
PB
INT
5
EN
6
KILL
8
SEE NOTE #1
GND
3
KILL
D3
11V
(Opt)
ONT/KILLT
1
0.033uF
2
1
3
3
OPEN
JP1
C1
0.033uF
TP3
EN
TP5
TP7
ON/OFF
R3
100K
TP2
S1
BLK
D2
GRN
2V
EN
INT
VIN
OFFT
1
ONT/KILLT
CRPP
0.1uF
50V
7
1K
VIN
2.7V-26.4V
KEYSTONE
#232
U1
LTC2950CTS8-2/LTC2951CTS8-2
RRPP
3
TP1
RED
R2
100
D4
11V
(Opt)
D5
11V
(Opt)
OFFT
INT/KILL
1
TIE
2
0.033uF
TP6
GND
3
UNTIE
JP3
2
OPEN
JP2
C2
0.033uF
U2
LT3014BES5
VIN
BOARD ASSEMBLY
2.6V
1
IN
OUT
5
3
NC
ADJ
4
U1
2
DC826B-A
DC826B-B
LTC2950CTS8-2
LTC2951CTS8-2
GND
C4
0.47uF
10V
R4
113K
1%
2
2
R5
100K
1%
NOTE 1. EN, the inverse of EN,
is available in the LTC2950-1/LTC2951-1.
1
C:\ORCADWIN\CAPTURE\ARCHIVE\826A\826B_REV0.DSN
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.
A
B
C
APPROVALS
DRAWN: Rudy Bautista
ENGINEER: Dilian Reyes
LINEAR TECHNOLOGY CORPORATION
1630 McCARTHY BLVD
MILPITAS, CA. 95035
(408)432-1900
(408)434-0507 (FAX)
Title
Size
DCxxxA_00.PCB
xxxA_x.DSN
D
Date:
LTC Confidential For Customer Use Only
On/Off Controller
APPROVED:
CHECKED:
www.linear.com
Document Number
Rev
Demo Circuit 826B
Thursday, April 23, 2009
Sheet
E
1
0
of
1
1
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