DC2138A - Schematic

2
VIN
50CE22BS
D4
C3
OPT
CMHZ5248B
U1
LT8301ES5
R2
210K
GND
1
2
E2
3
E5
EN/UVLO
JP1
1
EN
2
3
DIS
EN/UV
VIN
5
D3
1N4148WS
GND
RFB
D1
PMEG3020EH
2
1
E3
5
4
6
1
7
C2
100uF
6.3V
1210
D2
BZT52C5V6T-7
5.6V
[email protected], VIN>12V
[email protected], VIN>24V
8
R4
OPT
D
VOUT+
1
2
R1
1M
1
1
22uF
50V
C1
10uF
50V
1210
WURTH, 750313974
1
VIN
E1
10V - 32V
T1
+Cin
C
3
VOUTE4
2
D
4
2
5
SW
4
SW
C
C7
3.3nF
R3 154K
1210
250V
OPTIONAL CIRCUIT
VIN
B
TAIYO YUDEN
FB MJ3216HS800
FB1
BEAD
C4
0.01uF,50V
0603
NOTE: UNLESS OTHERWISE SPECIFIED
SUMIDA
CDRH4D22/HP
L1
10UH
C5
4.7uF,50V
1210
+
VIN
B
C6
22uF,50V
50CE22BS
1. ALL RESISTORS AND CAPACITORS ARE 0603.
CUSTOMER NOTICE
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A
CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;
TECHNOLOGY
HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO
VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL
TITLE: SCHEMATIC
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
A
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
A
42VIN MICROPOWER ISOLATED FLYBACK CONVERTER
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
5
4
3
IC NO.
N/A
DATE:
REV.
LT8301ES5
DEMO CIRCUIT 2138A
Wednesday, February 26, 2014
2
3
SHEET
1
1
OF
1
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