DC1354A - Schematic

VIN
2
OFF
R7
100K
R5
64.9K
1
2
R6
100K
JP1
D5
BAT54LP
1
E4
C3
0.01uF
16V
*
FOR ASSEMBLY
ASSY
-A
U1
LT4256-1CS8
R9
10K
R11
8.06K
R12
4.42K
-B
LT4256-2CS8
10K
8.06K
4.42K
-C
LT1641-1CS8
15K
2.49K
1.30K
-D
LT1641-2CS8
15K
2.49K
1.30K
NOTES: UNLESS OTHERWISE SPECIFIED
A
*
0603
1
1
1
R14
909
0805
1. ALL RESISTORS ARE IN OHMS, 0402.
ALL CAPACITORS ARE IN MICROFARADS, 0402.
*
GATE 6
UV
C2
0.01uF,100V
0603
C9
OPT
0603
PWRGD 3
TIMER
R10
42.2K
R12
*
R13
18K
1206
E5
PWRGD
PWRGD
LED3
LN1851C
ORANGE
C4
B
0.068UF
0.22uF
CUSTOMER NOTICE
CONTRACT NO.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S 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
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
R9
C
2
B
C4
*
FB 2
5
D
GND
D4
BAT46W
2
1
4
C8
OPT
0603
U1
R11
*
VOUT
[email protected]
VOUT
LED2
LN1351C
GREEN
D6
CMHZ4698
C5
1.5uF
100V
1210
1
2
3
E7
1
ON
C
TIMER
R8
10
SENSE 7
ON
R4
18K
1206
68uF
100V
OPT
GND
D2
SMAJ48A
+C7
D3
CMHZ5247B
2
1
ENABLE
E3
E2
VOUT
3
VIN
LED1
LN1351C
GREEN
2
C1
0.022uF
100V
0603
2
2
D1
SMBJ70A
Q1
SUM90N10-8m2P
2512
R3
18K
1206
1
2
R2
90.9
68uF
100V
OPT
2
1
+C6
E6
VCC 8
GND
R1
0.007 1W
1
D
E1
3
1
VIN +48V
4
2
5
4
3
APPROVALS
DRAWN:
TECHNOLOGY
KIM T.
CHECKED:
APPROVED:
ENGINEER:
VLADIMIR O.
DESIGNER:
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
A
POSITIVE HIGH VOLTAGE HOT SWAP CONTROLLER
SIZE
A
DATE:
DWG NO.
DC1354A
REV
LT4256-1/-2CS8, LT1641-1/-2CS8
Wednesday, September 24, 2008
2
SHEET
1
A-2
1 OF 1
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