5
dc1886bfa
DEMO MANUAL DC1886B
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
SCHEMATIC DIAGRAM
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
ALL CAPACITORS ARE IN MICROFARADS, 0603.
NOTES: UNLESS OTHERWISE SPECIFIED
2. INSTALL SHUNTS AS SHOWN.
1. ALL RESISTORS ARE IN OHMS, 0402.
FIXED
ADJUSTABLE
TIMER
OFF
ON
AUTORETRY
DURATION
CGATE
OPT 0.01uF
ASSY
U1
*
A
LTC4232IDHC LTC4232IDHC - 1
B
100k
OPT
RGATE
SUFFIX
1
CGS
C1
1uF 0.1uF
OPT 0.033uF
VOUT
VDD
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC4232IDHC / -1
06/06/2014, 04:50 PM
1
1
5A INTEGRATED HOT SWAP CONTROLLER
KIM T.
VLADIMIR O.
N/A
DEMO CIRCUIT 1886B
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC4232IDHC / -1
06/06/2014, 04:50 PM
1
1
5A INTEGRATED HOT SWAP CONTROLLER
KIM T.
VLADIMIR O.
N/A
DEMO CIRCUIT 1886B
SIZE
DATE:
IC NO.
REV.
SHEET
OF
TITLE:
APPROVALS
PCB DES.
APP ENG.
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035 Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
CUSTOMER NOTICE
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
SCALE = NONE
www.linear.com
2
LTC4232IDHC / -1
06/06/2014, 04:50 PM
1
1
5A INTEGRATED HOT SWAP CONTROLLER
KIM T.
VLADIMIR O.
N/A
DEMO CIRCUIT 1886B
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
VLADIMIR O.
REBUILD WITH CHANGE
2
06-06-14
_
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
VLADIMIR O.
REBUILD WITH CHANGE
2
06-06-14
_
REVISION HISTORY
DESCRIPTION
DATE
APPROVED
ECO
REV
VLADIMIR O.
REBUILD WITH CHANGE
2
06-06-14
_
RSET OPT 0805
RSET OPT 0805
R10 226k
R10 226k
R1 3.3k
R1 3.3k
E10
ISET
E10
ISET
E3
GND
E3
GND
R3 3.3k
R3 3.3k
D3 RED
D3 RED
2
1
R4 150k
R4 150k
E5
UV
E5
UV
+
COUT2 OPT
+
COUT2 OPT
C2 1uF 25V
C2 1uF 25V
JP1JP1
1
2
3
CGATE
*
CGATE
*
R7 20k
R7 20k
U1
*
U1
*
OV
3
FLT
12
UV
2
IMON
14
VDD
1
TIMER
4
INTVCC
5
ISET
15
PG
11
GATE
10
FB
13
OUT
9
GND
6
VDD
16
OUT
8
OUT
7
SENSE
17
JP2JP2
1
2
3
R6 20k
R6 20k
E7
FLT
E7
FLT
RMON 20k 0805
RMON 20k 0805
R2 3.3k
R2 3.3k
+
CIN1 OPT
+
CIN1 OPT
D4 GREEN
D4 GREEN
2
1
E12
INTVCC
E12
INTVCC
D5 RED
D5 RED
2
1
D1
SMAJ22A
D1
SMAJ22A
2
1
R5 3.3k
R5 3.3k
E8
PG
E8
PG
E1
VDD 12V
E1
VDD 12V
E11
IMON
E11
IMON
C1
*
C1
*
R8 20k
R8 20k
R9 140k
R9 140k
D2 GREEN
D2 GREEN
2
1
RGATE
*
RGATE
*
E9
TIMER
E9
TIMER
E6
OV
E6
OV
E4
GND
E4
GND
E2
VOUT 12V / 5A
E2
VOUT 12V / 5A
+
COUT1 22uF 25V 7343
+
COUT1 22uF 25V 7343
CGS
*
CGS
*
