DC1506A - Schematic

5
4
3
2
1
REVISION HISTORY
VIN
2 (A) OV / OC
3
4 (B) OV / OC / NV
6 (C) OV / OC / NV / RC
D
E2
5
CLD1
CCLM3500
GND
RS1
1
D2
RED
-VIN
SENSE
(A)
8
IN
2
GATEP
4
ON
PWRGD
5
GND
GND
1
9
2
Q2
Si3590DV-T1-E3
3
1
1
2
OUT(B)
3
4
OUT(C)
J1
5
SENSE
(B)
6
VCC
1
VIN
8
IN
2
GATEP
4
ON
J2
1
VCC
D-
2
2
D-
D+
3
3
D+
GND
4
4
GND
USB
TYPE B
USB
TYPE A
Q3
Si1471DH-T1-E3
RS3
E6
U2
LTC4361CDC-2
See Note #2
7
JP3
PWRGD(A)
OUT(B)
USB PROTECTION
GATE
OUT
3
PWRGD
5
GND
GND
1
9
5
2
E9
PWRGD(B)
Q4
FDC6561AN
6
4
3
E7
OUT(C)
ON
7
6
R1
1.5K
ON
DISABLE
(C)
SENSE
8
IN
1
2
GATEP
2
4
ON
3
ENABLE
JP2
D1
5.6V
NOTES: UNLESS OTHERWISE SPECIFIED
GATE
OUT
3
PWRGD
5
GND
GND
1
9
2. LTC4361CDC-2 HAS AUTORETRY AFTER OVERCURRENT.
3. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
PWRGD(C)
U3
LTC4361CDC-1
See Note #1
APPROVALS
TECHNOLOGY
RB
Dilian R.
C:\PADS PROJECTS\1506A\SCH\1506A_REV2.DSN
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
3
2
A
LTC CONFIDENTIAL - FOR CUSTOMER USE ONLY
OVERVOLTAGE/OVERCURRENT PROTECTION CONTROLLER
N/A
SCALE = NONE
1630 McCarthy Blvd.
Milpitas, CA 95035 www.linear.com
Phone: (408)432-1900
Fax: (408)434-0507
TITLE: SCHEMATIC
SIZE
4. INSTALL SHUNTS AS SHOWN.
5
E10
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO PCB DES.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG.
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
1. LTC4361CDC-1 HAS LATCH - OFF AFTER OVERCURRENT.
B
D2C
GRN
OUT(C)
CUSTOMER NOTICE
A
OUT(C)
1A(Max)
C1C
10uF
10V
0603
R2C
510
VIN
E3
C
D2B
GRN
OUT(B)
6
1
OUT(B)
1A(Max)
C1B
10uF
10V
0603
R2B
510
0.051
1%
0603
B
E5
E8
5
C
D
GND
6
4
OUT(A)
1A(Max)
U1
LTC4361CDC-1
See Note #1
RS2
0.051
1%
0603
C1A
10uF
10V
0603
D2A
GRN
OUT(A)
GATE
3
04/30/10
E4
6
OUT
DATE
Dilian R.
R2A
510
7
OV = OVERVOLTAGE
OC = OVERCURRENT
NV = NEGATIVE VOLTAGE
RC = REVERSE CURRENT
APPROVED
DESCRIPTION
PRODUCTION
OUT(A)
D3
AMBER
VIN
OUT(A)
2
0.051
1%
0603
JP1
CLD2
CCLM3500
REV
-
Q1
Si1470DH-T1-E3
SELECT PROTECTION
E1
VIN
0V TO 30V
ECO
DATE:
IC NO.
REV.
LTC4361CDC-1/LTC4361CDC-2
DEMO CIRCUIT 1506A
Monday, May 24, 2010
SHEET
1
2
1
OF
1
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