DC2027A - Schematic

5
4
3
2
1
REVISION HISTORY
ECO
RSNUB
100
R4
2.2k
1206
1
1
2
RVCC
0
Q1
PZTA42
OPT
COUT1
COUT2
10uF
50V
1210
1
RLED4
3.3k
1206
*
2
OUT
SENSE
2
3
DGATE
SOURCE
4
5
DLED5
LN1251C
RED
D2
BAS521
15
C
UV
R7
453k
R8
21k
13
11
14
TMR
ENOUT
COV
1nF
100V
FB
12
OV
FLT
GND
ROV2
21k
EP
CUV
100nF
100V
9
LED DRIVER
SHDN
E8
GND
E5
CTMR
4.7uF
10V
J4
E4
GND
B
[1]
D
1
8
RUV2
66.5k
HGATE
7
10
2
DLED3
BAS521
1
RLED3
3.3k
1206
VCC
D1
CMZ5945B
68V
2
C
6
1
C1
100nF
100V
RLED2
200
COUT3
COUT4
10uF
50V
1210
OPT
U1
LTC4364HDE-
3
1
2
QLED2
MMBT3904
DLED4
LN1351C
GREEN
OUTPUT
[2]
15V
15V
CHG
10nF
100V
2
1
RESR
0.1
3
QLED1
PZTA42
1206
D7
D6
DDZ9702S DDZ9702S
1
2
1
4
3
4
1
1
J3
OUTPUT
R5
10
D3
ES1G
DATE
MITCHEL L. 09-12-12
1
RUV1
249k
1206
RSNS
0.020
8
7
6
5
4
2
ROV1
249k
1206
1
DLED2
LN1251C
RED
D4
SMAJ24A
2
DLED1
LN1351C
GREEN
RLED1
249k
1206
3
2
1
3
M2
FDS3672
2
2
INPUT
APPROVED
1ST PROTOTYPE
E3
1
J1
2
INPUT
[1]
DESCRIPTION
1
1812
M1
FDB33N25
1
D
CSNUB
10nF 500V
1210
E2
REV
__
E14
SHDN
E12
FLT
E11
ENOUT
E10
TMR
J2
E6
GND
B
[2]
INPUT RANGE
DC OPERATING
DC SURVIVAL
1ms TRANSIENT
OVERVOLTAGE LOCKOUT
SURGE RIDE-THROUGH
6.6V TO 26V
-24V TO +80V
250V
16.8V
ISO-7637-2
WAVEFORM 5A
ASSY
DC2027A-A
DC2027A-B
U1
LTC4364HDE-1
LTC4364HDE-2
TOP MARK
43641
43642
MAXIMUM LOAD
CURRENT LIMIT
APPROVALS
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.
KIM T.
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
APP ENG. MITCHELL L.
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
A
NOTE: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS AND CAPACITORS ARE 0805.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
3
28.7V
-20V TO +30V
OUTPUT CURRENT
BEHAVIOR
LATCH OFF
AUTO RETRY
CUSTOMER NOTICE
5
OUTPUT RANGE
REGULATION VOLTAGE
DC BACKFEED PROTECTION
*
GND
TECHNOLOGY
2
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
TITLE: SCHEMATIC
12V SURGE STOPPER WITH IDEAL DIODE
SIZE
N/A
SCALE = NONE
1A
2.5A
DATE:
IC NO.
LTC4364HDE-1/-2
REV.
1
DEMO CIRCUIT 2027A
09/12/2012, 10:51 AM
SHEET 1
1
OF 1
A
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