DC2300A - Schematic

5
4
3
2
1
REVISION HISTORY
ECO
REV
DESCRIPTION
APPROVED
DATE
-
2
PRODUCTION FAB
GEORGE B.
10 - 5 - 15
BH1
D
E2
GND
2
C1
4.7µF
10V
D1
U1
LTC4123EDC
2
ACIN
E3
VCC
1
244kHz
C
CRx
33nF
25V
1206/0805
LRx
13µH +/-10%
ACIN
4
CHRG
PROG
GND
6
R1
953
2
2.2 - 5.5V
1
E1
1
VCC
D
BAT
E7
3
CHRG
E6
5
BAT
0.8 - 1.7V
25mA
C2
GND
7
C
1uF
16V
OPT
E5
GND
R2
4.7k
E4
PROG
B
B
UNLESS NOTED:
RESISTORS: OHMS, 0402, 1%, 1/16W
CAPACITORS: uF, 0402, 10%, 50V
CUSTOMER NOTICE
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
APPLICATION. COMPONENT SUBSTITUTION AND PRINTED
APP ENG.
CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT
PERFORMANCE OR RELIABILITY. CONTACT LINEAR
TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.
A
TECHNOLOGY
NC
GEORGE B.
TITLE: SCHEMATIC
5
4
N/A
SCALE = NONE
3
A
LOW POWER WIRELESS CHARGER
SIZE
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
DATE:
IC NO.
REV.
LTC4123EDC
DEMO CIRCUIT 2300A
10 - 5 - 15
2
2
SHEET
1
1
OF
1
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