DC383B - Schematic

5
2
E2
1
U1
LT1930ES5
E3
4
SHDN
FB
C3
10pF
0402
C4
4.7uF
16V
1206
ECO
REV
1
1
VOUT
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DESCRIPTION
APPROVED
DATE
JESUS R.
01-28-10
PRODUCTION
C5
1uF
16V
D
R2
13.3K
2
E4
1
3
GND
SHDN
R1
115K
1
C2
2.2uF
16V
1206
SW
C1
1uF
16V
OFF
HD1X3-079
5
ON
1
2
3
2
REVISION HISTORY
CR43-100
JP1
D
3
D1
B0530W
L1
10uH
E1
VIN
VIN
5V
4
GND
VIN
10V - 16V
3
D2
B0530W
2
E6
1
R7
100K
E7
4
SHDN
R8
100K
R3
115K
C9
10pF
0402
CLS62-100
C10
4.7uF
16V
1206
C11
1uF
16V
C
3
R4
13.3K
2
E8
FB
GND
SHDN
L2A
10uH
4
C8
2.2uF
16V
1206
1
C7
1uF
16V
OFF
HD1X3-079
U2
LT1930ES5
SW
1
2
3
5
JP2
VOUT
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1
CLS62-100
ON
C
C6
1uF
16V
2
VIN
BOOST
L2B
10uH
E5
GND
3
CLS62-100
4
SHDN
NFB
VOUT
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2
CLS62-100
D3
B0530W
R5
110K
C15
OPT
0402
C16
4.7uF
16V
1206
C17
1uF
16V
B
3
R6
13.3K
2
R10
100K
SW
E11
SEPIC
E10
4
1
C14
4.7uF
16V
1206
SHDN
E12
U3
LT1931ES5
1
C13
1uF
16V
OFF
HD1X3-079
1
1206
GND
B
1
2
3
5
JP3
ON
R9
100K
L3A
10uH
C12
1uF
25V
2
VIN
VIN
12V
L3B
10uH
E9
GND
INVERTER
CUSTOMER NOTICE
A
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.
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0402.
ALL CAPACITORS ARE IN MICROFARADS, 0805.
APPROVALS
PCB DES.
KT
APP ENG.
JESUS R.
5
4
3
TITLE: SCHEMATIC
1.2MHz, SOT-23 DC/DC CONVERTER
SIZE
2. INSTALL SHUNTS AS SHOWN.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
IC NO.
N/A
SCALE = NONE
DATE:
Thursday, January 28, 2010
2
REV.
LT1930ES5 - LT1931ES5
DEMO CIRCUIT 383B
SHEET
1
1
1
OF
1
A
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