13
dc1880af
DEMO MANUAL DC1880A
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
schematic Diagram
NOTES: UNLESS OTHERWISE SPECIFIED
1. ALL RESISTORS ARE IN OHMS, 0603.
ALL CAPACITORS ARE IN MICROFARADS, 0603.
TXEN4
1
GATE4
2
SENSE-4
3
CQ4
5
L+4
4
GATE3
7
CQ3
6
SENSE-3
8
L+3
9
SENSE+
10
VDD
11
GATE2
12
SENSE-2
13
L+2
14
CQ2
15
CQ1
16
GATE1
17
SENSE-1
18
L+1
19
RXD1
20
TXD1
21
TXEN1
22
IRQ
23
SDO
24
RXD2
25
TXD2
26
TXEN2
27
VL
28
GND
29
GND
30
SDI
31
SCK
32
CS
33
RXD3
34
TXD3
35
TXEN3
36
RXD4
37
TXD4
38
U1
LTC2874IFE
A B C DE FG H
A BC DE F G H
4
5
6
7
8
9
10
4
5
6
7
8
9
I J KL
I J KL
1
2
3
1
2
3
TITLE: SCHEMATIC
SIZE IC NO. REV.
DATE:
SHEET OF
APPROVALS
SCALE = NONE
CUSTOMER NOTICE
Monday, October 28, 2013
2
QUAD INDUSTRIAL BUS MASTER CONTROLLER
KEITH B.
11
LTC2874IFE
DEMO CIRCUIT 1880A
ECO REV APPROVED DATE
REVISION HISTORY
DESCRIPTION
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408) 432-1900
Fax: (408) 434-0507
www.linear.com
LTC CONFIDENTIAL
FOR CUSTOMER
USE ONLY
THIS CIRCUIT IS PROPRIETARY TO
LINEAR TECHNOLOGY AND SUPPLIED FOR
USE WITH LINEAR TECHNOLOGY PARTS.
LINEAR TECHNOLOGY HAS MADE A BEST EFFORT
TO DESIGN A CIRCUIT THAT MEETS CUSTOMER -
SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS
THE CUSTOMERS RESPONSIBILITY TO VERIFY
PROPER AND RELIABLE OPERATION IN THE ACTUAL
APPLICATION. COMPONENT SUBSTITUTION AND
PRINTED CIRCUIT LAYOUT MAY SIGNIFICANTLY
AFFECT CIRCUIT PERFORMANCE OR RELIABILITY.
CONTACT LINEAR TECHNOLOGY APPLICATIONS
ENGINEERING FOR ASSISTANCE.
TECHNOLOGY
PCB DES.
APP ENG. KEITH B.
-
2 1ST PROTOTYPE KEITH B. 9-17-12
N/A
J10
VDD
8V - 30V
LINE OUT
Q2
FQT7N10
R27
0.2 0805
R2
10
Q1
FQT7N10
R25
0.2 0805
R1
10
Q4
FQT7N10
R26
0.2 0805
R4
10
Q3
FQT7N10
R28
0.2 0805
R3
10
J11
GND
2
4
6
8
10
12
1413
11
9
7
5
3
1
J12
DC590
IRQ
IRQ
SDO
SDO
SDI
SDI
CS
SCK
SCK
CS
E14
VL
2.9V - 5.5V
E15
GND
E16
VDD
R7
100
1206
VL
EXT
GND
E4
TXEN3
R12
100
1206
VL
EXT
GND
JP10
TXD1
DB9
R5
100
1206
VL
EXT
GND
E1
TXEN4
R9
100
1206
VL
EXT
GND
E8
TXEN2
R11
100
1206
VL
EXT
GND
E11
TXEN1
E12
TXD1
R10
100
1206
VL
EXT
GND
JP8
TXD2
DB9
E9
TXD2
R8
100
1206
VL
EXT
GND
JP4
TXD3
DB9
E5
TXD3
R6
100
1206
VL
EXT
GND
JP2
TXD4
DB9
E2
TXD4
R23
680
D13
IRQ
RED
R22
4.99k
JP9
TXEN1
JP7
TXEN2
JP3
TXEN3
JP1
TXEN4
DCD
DSR
RX
TX
GND
1
6
2
7
3
8
4
9
5
J9
RTS
CTS
DTR
TXn
JP6
TXn
R24
100
1206
E13
RXD1
E10
RXD2
E6
RXD3
E3
RXD4
C2
1uF/50V
0805
C3
1uF/16V
C4
1uF/16V
C6
1uF/16V
L1
10uH
C5
220nF/16V
RIN
1
TOUT
2
VCC
3
VDD
4
SW
5
GND
6
CAP
7
VL
10
MODE
9
PS
8
TIN
11
ROUT
12
VEE
13
U2
LTC2802
C8
4.7uF/16V
3528
C9
100uF/63V
DIA=12.5mm
LINE IN
D6
36V
D8
36V
D10
36V
D12
36V
SCL
6
SDA
5
WP
7
A0
1
A1
2
A2
3
VCC
8
VSS
4
U4
24LC025
R15
4.99k
R14
4.99k
R13
4.99k
C7
0.1uF/25V
VL
VL
VL
E7
GND
VL VL VL
VL
VL
VL
VL
TXn
TXn
TXn
VL
RXD4
RXD3
RXD2
RXD1
SDO
SDI SCK
CS
1
2
3
4
5
J1
1
2
3
4
5
J2
1
2
3
4
5
J3
1
2
3
4
5
J4
L+1
I/Q1
L-1
C/Q1
NC1
L+2
I/Q2
L-2
C/Q2
NC2
L+3
I/Q3
L-3
C/Q3
NC3
L+4
I/Q4
L-4
C/Q4
NC4
1
5
3
2
4
J8
1
5
3
2
4
J7
1
5
3
2
4
J6
1
5
3
2
4
J5
E18
GND
E17
GND
C18
OPEN
C19
OPEN
C20
OPEN
C21
OPEN
C10
OPEN
C11
OPEN
C12
OPEN
C13
OPEN
C14
OPEN
C15
OPEN
C16
OPEN
C17
OPEN
R29
OPEN
R30
OPEN
R31
OPEN
R32
OPEN
I/Q1
L+1
NC1
C/Q1
L-1
JP13
GND - SHIELD
I/Q2
L+2
NC2
C/Q2
L-2
I/Q3
L+3
NC3
C/Q3
L-3
I/Q4
L+4
NC4
C/Q4
L-4
RXDn
SELECT
COM PORT
COM PORT
(DB9)
JP5
COM PORT
ENABLE
C1
1uF/16V
IN
13
SHDN
11
OUT
4
ADJ
5
GND
6
U3
LT3012
JP12
LDO
ON
R18
10k
R16
100k
R17
75k
JP11
VL
SELECT
R20
59k
R21
47.5k
R19
309k
2.9V
3.3V
5.0V
5.5V
D5
36V
D7
36V
D9
36V
D11
36V
D1
S100
D2
S100
D3
S100
D4
S100
IRQ
14
dc1880af
DEMO MANUAL DC1880A
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
FAX: (408) 434-0507
www.linear.com
LINEAR TECHNOLOGY CORPORATION 2013
LT 1213 • PRINTED IN USA
DEMONSTRATION BOARD IMPORTANT NOTICE
Linear Technology Corporation (LT C) provides the enclosed product(s) under the following AS IS conditions:
This demonstration board (DEMO BOARD) kit being sold or provided by Linear Technology is intended for use for ENGINEERING DEVELOPMENT
OR EVALUATION PURPOSES ONLY and is not provided by LTC for commercial use. As such, the DEMO BOARD herein may not be complete
in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including but not limited to product safety
measures typically found in finished commercial goods. As a prototype, this product does not fall within the scope of the European Union
directive on electromagnetic compatibility and therefore may or may not meet the technical requirements of the directive, or other regulations.
If this evaluation kit does not meet the specifications recited in the DEMO BOARD manual the kit may be returned within 30 days from the date
of delivery for a full refund. THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY THE SELLER TO BUYER AND IS IN LIEU
OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS
FOR ANY PARTICULAR PURPOSE. EXCEPT TO THE EXTENT OF THIS INDEMNITY, NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR
ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES.
The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user releases LTC from all claims
arising from the handling or use of the goods. Due to the open construction of the product, it is the users responsibility to take any and all
appropriate precautions with regard to electrostatic discharge. Also be aware that the products herein may not be regulatory compliant or
agency certified (FCC, UL, CE, etc.).
No License is granted under any patent right or other intellectual property whatsoever. LTC assumes no liability for applications assistance,
customer product design, software performance, or infringement of patents or any other intellectual property rights of any kind.
LTC currently services a variety of customers for products around the world, and therefore this transaction is not exclusive.
Please read the DEMO BOARD manual prior to handling the product. Persons handling this product must have electronics training and
observe good laboratory practice standards. Common sense is encouraged.
This notice contains important safety information about temperatures and voltages. For further safety concerns, please contact a LT C applica-
tion engineer.
Mailing Address:
Linear Technology
1630 McCarthy Blvd.
Milpitas, CA 95035
Copyright © 2004, Linear Technology Corporation

DC1880A

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Power Management IC Development Tools LTC2874 Demo Board - Quad IO-Link Master
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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