DC437A - Schematic

1
2
REVISION HISTORY
LTC CONFIDENTIAL - For Customer Use Only
ECO
REV
0
DESCRIPTION
DATE
PROTO
2
09-19-01
APPROVED
>
A
A
GND
TP3
1
1
GND
TP4
R1
249K
1%
C1
1uF
C2
10uF
1
ADJ
TP1
1
2
IN
OUT
3
R3
USER
SELECT
2
-5V/USER SELECT
-1.22V
JP1
5
10V
1
R2
768K
1%
C3
BYP
Vin
4
0.01uF
1
3
U1
GND
25V
-5.4 TO -20V
Vout
TP2
200mA (max)
LT1964ES5-BYP
B
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
TOLERANCE ON ANGLE - - 2 PLACES - - - 3 PLACES - - INTERPRET DIM AND TOL
PER ASME Y14.5M -1994
THIRD ANGLE PROJECTION
B
CONTRACT NO.
APPROVALS
DRAWN MEI
CHECKED
DATE
TECHNOLOGY
06-05-01TITLE
APPROVED
ENGINEER
DESIGNER
SIZE
LT1964 NEGATIVE LOW NOISE LDO
REGULATOR 200mA
CAGE CODE
DWG NO
1
Wednesday, September 26, 2001 SCALE: NONE
REV
2
DC437A
A
DO NOT SCALE DRAWING
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
FILENAME: 437A-2.PCB
2
SHEET
1
OF
2
1
2
REVISION HISTORY
ECO
REV
0
DESCRIPTION
DATE
PROTO
2
09-19-01
APPROVED
>
A
A
GND
TP7
1
1
OFF
2
3
/SD
ADJ
R5
768K
1%
R6
USER
SELECT
1
-1.22V
JP3
3
Vin
TP5
4
10V
-5V/USER SELECT
2
1
ON
C5
10uF
1
U2
JP2
GND
25V
3
C4
1uF
TP8
R4
249K
1%
1
R7
4.7M
GND
2
IN
OUT
5
1
-5.4 TO -20V
Vout
TP6
200mA (max)
LT1964ES5-SD
SHDN
TP9
B
1
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
TOLERANCE ON ANGLE - - 2 PLACES - - - 3 PLACES - - INTERPRET DIM AND TOL
PER ASME Y14.5M -1994
THIRD ANGLE PROJECTION
B
CONTRACT NO.
APPROVALS
DRAWN MEI
CHECKED
DATE
TECHNOLOGY
06-13-01TITLE
APPROVED
ENGINEER
DESIGNER
SIZE
LT1964 NEGATIVE LOW NOISE LDO
REGULATOR 200mA
CAGE CODE
DWG NO
1
Wednesday, September 26, 2001 SCALE:
NONE
REV
2
DC437A-2
A
DO NOT SCALE DRAWING
1630 McCarthy Blvd.
Milpitas, CA 95035
Phone: (408)432-1900
Fax: (408)434-0507
FILENAME: 437A-2.PCB
2
SHEET
2
OF
2