DC1749B - Schematic

5
4
3
2
1
REVISION HISTORY
ECO
REV
_
B
DESCRIPTION
APPROVED
DATE
PRODUCTION
WALKER B.
10-1-13
D
D
GND
FB1
E1
C11
1µF
50V
0805
E2
C12
0.1µF
50V
C3
4.7µF
50V
1206
L2
4.7µH
C10
4.7µF
50V
1206
C1
22µF
+
63V
SUNCON
63CE22BS
C2
4.7µF
50V
1206
C13
0.1µF
50V
R1
1.00M
5
R6
(Opt)
EN/UV
SYNC
C
4
1
E5
JP1
13
3
C7
1µF
25V
0603
2
GND
1
2
3
GND
E7
7
8
VIN
BST
C4
0.22µF
16V
0603
VIN
EN/UV
SW
SYNC
SW
INTVCC
SW
TR/SS
BIAS
RT
PG
PGND
FB
PGND
C8
0.1µF
L1
2.2µH
9
VOUT
XAL5030-222MEC
10
C9
4.7µF
16V
0805
C6
47µF
10V
1210
11
E3
R4
49.9k
16
R5
243k
1.00M
C5
10pF
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.
1. ALL RESISTORS ARE 0402.
ALL CAPACITORS ARE 0402.
A
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
3
GND
R3
15
E8
CUSTOMER NOTICE
VOUT
5V / 2.5A
C
E4
14
E9
NOTES: UNLESS OTHERWISE SPECIFIED
5
12
17
R2
18.2k
(2MHz)
0603
B
6
E6
SYNC
TR/SS
U1
LT8610EMSE
GND
VIN
5.5V - 42V
TECHNOLOGY
JW
WALKER B.
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
PG
DATE:
2
2MHz, 2.5A MICROPOWER SYNCHRONOUS
MONOLITHIC STEP-DOWN REGULATOR
IC NO.
LT8610EMSE
DEMO CIRCUIT 1749B
A
REV.
1
Friday, August 02, 2013
SHEET 1
1
OF 1
Similar pages