DC2012A - Schematic

5
4
3
2
1
REVISION HISTORY
ECO
REV
_
3
DESCRIPTION
APPROVED
DATE
PRODUCTION
WALKER B.
09-25-13
D
D
GND
E1
C11
0.1uF
50V
E2
EN/UV
SYNC
C
C12
0.1uF
50V
C3
4.7uF
50V
1206
L2
4.7uH
C10
4.7uF
50V
1206
+ C1
22uF
63V
SUNCON
63CE22BS
C2
2.2uF
50V
1206
C13
0.1uF
50V
0603
U1
LT8610ABEMSE
R1
1M
5
R6
OPT
4
E6
E5
1
3
2
1
SYNC
GND
13
JP1
GND
6
2
C7
1uF
0603
25V
3
R2
18.2k
(2MHz)
0603
E9
7
8
VIN
EN/UV
SW
SYNC
SW
INTVCC
SW
TR/SS
BIAS
RT
PG
PGND
FB
GND
C4
0.22uF
16V
0603
9
L1
2.2uH
VOUT
E3
XAL5030-222MEC
10
C14
47uF
10V
1210
11
C6
47uF
10V
1210
C
E4
1. ALL RESISTORS ARE 0402.
ALL CAPACITORS ARE 0402.
* REFER TO THE DEMO MANUAL FOR VIN RANGE.
A
CUSTOMER NOTICE
49.9k
R4
16
R5
243k
1Meg
C5
10pF
5
4
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.
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
3
GND
R3
15
E8
NOTES: UNLESS OTHERWISE SPECIFIED
VOUT
5V / 3.5A
C9
1uF
16V
0805
14
17
C8
0.1uF
B
12
VIN
TR/SS
E7
BST
GND
*
VIN
5.5V - 42V
FB1
TECHNOLOGY
JW
WALKER B.
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
SIZE
N/A
SCALE = NONE
B
PG
DATE:
2
2MHz, 3.5A MICROPOWER SYNCHRONOUS
MONOLITHIC STEP-DOWN REGULATOR
IC NO.
LT8610ABEMSE
SHEET 1
1
REV.
3
DEMO CIRCUIT 2012A
Wednesday, September 25, 2013
A
OF 1
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