DC1433A - Schematic

A
B
C
D
E
REVISIONS
REV#
DESCRIPTION
0
1st Prototype
PRODUDCTION
2
VBIAS
VBIAS
HIGH
LOW
FLOAT
09/11/09
MollyZ
VO0
VO1
1
1
2
2
HIGH
2
3
3
LOW
3
4
4
FLOAT
4
JP1
* See Quick Start Guide for Vbias range
APPROVED
VBIAS
VO2
4
DATE
4
1
HIGH
LOW
FLOAT
JP2
JP3
VBIAS
C1
E1
VBIAS
2.2uF
10V
0603
*
POWER
3
VBIAS
MARGTOL
1
1
ON
2
3
OFF
U1
LT3070EUFD
JP5
28
R1
30.1K
1%
E2
EN
27
BIAS
25
VO2
24
VO1
PWRGD
0.01uF
VIN
J1
J2
GND
CIN1
47uF
10V
FLOAT
JP4
VO0
1
VIOC
MARGTOL
22
MARGSEL
1
2
PWRGD
MARGSEL
21
2
3
REF/BYP
SENSE
19
5
IN
OUT
18
6
IN
OUT
17
7
IN
OUT
16
8
IN
OUT
15
C2
C5
1000pF
+
LOW
4
23
E3
VIN
1.2V - 3V
3
VBIAS
VIOC
2
3
HIGH
2
CIN2
47uF
10V
1206
9
3
LOW
4
FLOAT
JP6
2
GND GND GND GND GND GND GND GND GND GND
4
HIGH
10 11 12 13 14 20 26 29
J3
VOUT
0.8 - 1.8V @ 5A
C3
10uF
10V
0805
C6
4.7uF
10V
0805
C7
2.2uF
10V
0805
C4
10uF
10V
0805
J4
GND
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.
1
CONTRACT NO.
APPROVALS
TECHNOLOGY
PCB DES. RB
ENG.
MollyZ
TITLE: SCHEMATIC
5A PROGRAMMABLE VERY LOW DROPOUT REGULATOR
SIZE
A
C:\ORCADWIN\CAPTURE\1433A\1433A_REV2.DSN
THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND
SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.
A
B
C
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900 www.linear.com
Fax: (408)434-0507
LTC Confidential-For Customer Use Only
DATE:
D
IC NO.
REV
LT3070EUFD
DEMO CIRCUIT 1433A
Thursday, October 22, 2009
2
SHEET 1
E
OF
1
1
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