DC870A - Schematic

Vin
2.5V-5.5V
GND
1
C2
4.7uF
6.3V
ON
4
JP1
RUN
2
1
OFF
3
E1
U1
*
L1
Vin
SW
3
RUN
Vfb
6
R1
4.7M
GND
E2
C4
10pF
C1
2.2uF
6.3V
R2
374K
PGND
2
E3
4.7uH
5
Vout
1.8V@250mA
C3
0.1uF
R3
301K
E4
GND
GND
E5
* VERSION TABLE
Assembly Type
GND
E6
U1
DC870A-A
LTC3410ESC6
DC870A-B
LTC3410BESC6
CUSTOMER NOTICE
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.
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
CONTRACT NO.
APPROVALS
DRAWN
June Wu
DATE
12/29/04
CHECKED
APPROVED
ENGINEER Kevin Huang
DESIGNER
Friday, October 28, 2005
12/29/04
TECHNOLOGY
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
TITLE
LTC3410ESC6/LTC3410BESC6, 2.25MHz High Efficiency Synchronous
Step-Down Converter
SIZE CAGE CODE
SCALE:
FILENAME:
DWG NO
REV
A
DC870A
SHEET
1
OF
1