5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1. ALL RESISTORS AND CAPACITORS ARE 0603.
NOTES: UNLESS OTHERWISE SPECIFIED
*
*
SEE DEMO MANUAL
VIN
U1_EN
U1_SET
U1_EN
U1_SET
VIN
U1_EN
U1_SET
VIN
VIN
U1_EN
U1_SET
VIN
VIN
3.3V
U1_EN
VIN
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
1
DC2637A
Monday, June 05, 2017
1
1
20V, 2A, PARALLELED ULTRALOW NOISE,
N/A
LT3045-1EDD
ULTRAHIGH PSRR LDO REGULATOR
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
1
DC2637A
Monday, June 05, 2017
1
1
20V, 2A, PARALLELED ULTRALOW NOISE,
N/A
LT3045-1EDD
ULTRAHIGH PSRR LDO REGULATOR
SIZE
DATE:
IC NO. REV.
SHEET OF
TITLE:
TECHNOLOGY
Fax: (408)434-0507
Milpitas, CA 95035
Phone: (408)432-1900
1630 McCarthy Blvd.
LTC Confidential-For Customer Use Only
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
SCHEMATIC
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
www.linear.com
1
DC2637A
Monday, June 05, 2017
1
1
20V, 2A, PARALLELED ULTRALOW NOISE,
N/A
LT3045-1EDD
ULTRAHIGH PSRR LDO REGULATOR
R20 200k
U2
LT3045-1EDD
IN
1
IN
2
EN
4
PG
5
ILIM
6
OUT
11
OUTS
10
GND
9
SET
8
PGFB
7
GND
13
VIOC
3
OUT
12
E2
GND
R7
8.25k
0805
C6
10uF
25V
1206
JP1
ON
OFF
1
3
2
C31
0.47uF
0805
50V
R16 TBD
U1
LT3045-1EDD
IN
1
IN
2
EN
4
PG
5
ILIM
6
OUT
11
OUTS
10
GND
9
SET
8
PGFB
7
GND
13
VIOC
3
OUT
12
R18 200k
C7
10uF
25V
1206
R2 0.02
R3 0.02
R4
453k
C30
0.47uF
0805
50V
+
C2
22uF
35V
35CE22BSS
C5
4.7uF
1206
25V
R19 200k
U3
LT3045-1EDD
IN
1
IN
2
EN
4
PG
5
ILIM
6
OUT
11
OUTS
10
GND
9
SET
8
PGFB
7
GND
13
VIOC
3
OUT
12
C1
10uF
25V
1206
R8 0.02
C34
OPT
E1
VIN
3.5V-20V
C36
OPT
C39
OPT
C40
OPT
1206
R14 TBD
U4
LT3045-1EDD
IN
1
IN
2
EN
4
PG
5
ILIM
6
OUT
11
OUTS
10
GND
9
SET
8
PGFB
7
GND
13
VIOC
3
OUT
12
C37
OPT
R6
49.9k
J2
MONITOR
OUTPUT NOISE
C26
OPT
R21 200k
C4
10uF
25V
1206
J1
MONITOR
INPUT RIPPLE
R9 0.02
R12 TBD
E4
GND
C3
4.7uF
1206
50V
C32
OPT
E5
VIOC
E3
3.3V/2A
VOUT
C29
0.47uF
0805
50V
C35
1206
OPT
R10 TBD