DC675B - Schematic

5
4
3
2
1
REVISION HISTORY
V+
GND
D
ECO
CD4
10uF
1206
CD6
1uF
1206
D1
BAT54S
3
TP2
CD5
10uF
1206
CD7
1uF
1206
OPT
V+
V+ CD1
0.1uF 0603
TP10
CSA
OPT
ZA2
OPT
TP5
1
2
0
RA2
49.9
3
1.65K,0.1%
R3
4
4.22K,0.1%
5
J1
GNDA
RA3
49.9
GND
J2
6
TP6
CD3
0.1uF
0603
TP4
7
8
ZB3
OPT
LT1568CGN
V+
U1
INVA
SA
V+
INVB
SB
OUTA
OUTB
OUTA
OUTB
GNDA
GNDB
NC
EN
V-
V-
B
15
R5
14
RB1
13
R4
2
3
JP1
1.54K,0.1%
11
TP12
CD8
0.1uF
0603
10
9
TP9
TP7
R1
5.11K
0603
3
B
JP4
V-
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
4
49.9
RB2
VOUTB
GNDB
GND
RB3
49.9
J4
VOUTB
SHDN
B
R6
OPT
0603
APPROVALS
TECHNOLOGY
A.K.
PHILIP K.
3
N/A
SCALE = NONE
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
5
C
0
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.
1. ALL CAPACITORS AND RESISTORS ARE 0805
GND
J3
CUSTOMER NOTICE
NOTES: UNLESS OTHERWISE SPECIFIED,
VINB
GNDB
1
AB
2
1
DUAL SUPPLY
TP8
3.83K,0.1%
12
V-
SINGLE SUPPLY
TP11
ZB1
OPT
ZB2
OPT
16
CD2
0.1uF
0603
VCC
ZB4
OPT
CSB
OPT
ZA3
20K
ZA1
82pF+/-5%
RA1
A
01-21-15
OPT
RN1
R2
VOUTA
DATE
PHILIP K.
ZAB1 22pF+/-5%
ZA4
OPT
VOUTA
APPROVED
D
CN1
V+
GND
DESCRIPTION
PRODUCTION
RFF1 OPT
VTP3
-2.7V to -6V
C
2
2
TP1
V-
VINA
REV
__
1
V+
2.7V to 6V
DATE:
2
ACTIVE RC FILTER BUILDING BLOCK
LT1568CGN
IC NO.
DEMO CIRCUIT 675B
Wednesday, January 21, 2015
SHEET 1
1
REV.
2
OF 1
A
Similar pages