7
DC2769A-A-KIT
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog
Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications
subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
SCHEMATIC DIAGRAM
4
4
3
3
2
2
1
1
4
4
3
3
2
2
1
1
1MHz
0.5A
REVISION HISTORY
ECO
REV
DESCRIPTION
APPROVED
DATE
-
2
PRODUCTION
WL
01-23-19
VIN
GND
USB 2.0
VERSION TABLE
-B
SKU#
*
-A
PCA ADDITIONAL PARTS
4.5 - 5.5 V
UNLESS NOTED: RESISTORS: OHMS, 0402, 1%, 1/16W CAPACITORS: uF, 0402, 10%, 50V
* SEE TABLE
CTx1
CTx2
1800pF
LTx1
7.5uH
R1
49.9k
243k
*
*
*
*
CHARGE CURRENT
10mA
25mA
0.047uF
0.01uF
OPT
*
C3
10uF
6.8uH
OPT
LTC6990-DCB
OPT
DATE:
IC NO.
SHEET
OF
TITLE: DEMO CIRCUIT SCHEMATIC,
APPROVALS
PCB DES.
APP ENG.
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.
SCALE = NONE
SIZE:
SKU NO.
SCHEMATIC NO. AND REVISION:
PCA BOM:
PCA ASS'Y:
TM
DEVICES
Milpitas, CA 95035
Fax: (408)434-0507
www.analog.com
Phone: (408)432-1900
ANALOG
1630 McCarthy Blvd.
AHEAD OF WHAT'S POSSIBLE
1
1
NC
WL
LTC6990
SINGLE SWITCH TRANSMITTER FOR LTC4124
700-DC2771A_REV02
710-DC2771A_REV02
705-DC2771A_REV02
N/A
01-23-19
DATE:
IC NO.
SHEET
OF
TITLE: DEMO CIRCUIT SCHEMATIC,
APPROVALS
PCB DES.
APP ENG.
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.
SCALE = NONE
SIZE:
SKU NO.
SCHEMATIC NO. AND REVISION:
PCA BOM:
PCA ASS'Y:
TM
DEVICES
Milpitas, CA 95035
Fax: (408)434-0507
www.analog.com
Phone: (408)432-1900
ANALOG
1630 McCarthy Blvd.
AHEAD OF WHAT'S POSSIBLE
1
1
NC
WL
LTC6990
SINGLE SWITCH TRANSMITTER FOR LTC4124
700-DC2771A_REV02
710-DC2771A_REV02
705-DC2771A_REV02
N/A
01-23-19
DATE:
IC NO.
SHEET
OF
TITLE: DEMO CIRCUIT SCHEMATIC,
APPROVALS
PCB DES.
APP ENG.
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.
SCALE = NONE
SIZE:
SKU NO.
SCHEMATIC NO. AND REVISION:
PCA BOM:
PCA ASS'Y:
TM
DEVICES
Milpitas, CA 95035
Fax: (408)434-0507
www.analog.com
Phone: (408)432-1900
ANALOG
1630 McCarthy Blvd.
AHEAD OF WHAT'S POSSIBLE
1
1
NC
WL
LTC6990
SINGLE SWITCH TRANSMITTER FOR LTC4124
700-DC2771A_REV02
710-DC2771A_REV02
705-DC2771A_REV02
N/A
01-23-19
CTx1
1206
C3
1206
U1
OE
4
GND
5
SET
3
DIV
2
V+
1
OUT
6
GND
7
D1
RED
STNCL1
TOOL, STENCIL, 700-DC2771A
REV02
R3 1
C1 4.7uF
10V
CTx2
0603
M1
BSS816NWH6327XTSA1
1
3
2
LB1
LABEL
LTx1
R2 2.2k
E1
R1
PCB1
PCB, DC2771A
REV02
C2 10uF
6.3V
J1
VBUS
1
D-
2
D+
3
ID
4
GND
5
GND
8
GND
9
GND
10
GND
11
E2
