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LT1019-5

Description
1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8
Categorysemiconductor    Analog mixed-signal IC   
File Size119KB,12 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Download Datasheet Parametric Compare View All

LT1019-5 Overview

1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8

LT1019-5 Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals8
Maximum output voltage4.51 V
Minimum output voltage4.49 V
Maximum operating temperature85 Cel
Minimum operating temperature-40 Cel
Maximum supply/operating voltage40 V
Minimum supply/operating voltage6 V
Rated supply voltage15 V
Processing package description0.300 INCH, Plastic, DIP-8
stateACTIVE
CraftsmanshipBIPOLAR
packaging shapeRectangle
Package SizeIN-line
Terminal formTHROUGH-hole
Terminal spacing2.54 mm
terminal coatingtin lead
Terminal locationpair
Packaging MaterialsPlastic/Epoxy
Temperature levelINDUSTRIAL
Adjustable outputYes
Number of outputs1
Rated output voltage4.5 V
Analog IC other typesThree TERM voltage reference
Maximum voltage temperature coefficient20 ppm/Cel
LT1019
Precision Reference
FEATURES
s
s
s
s
s
s
s
s
s
s
s
DESCRIPTIO
Tight Initial Output Voltage: < 0.05%
Ultralow Drift: 3ppm/°C Typical
Series or Shunt Operation
Curvature Corrected
Ultrahigh Line Rejection:
0.5ppm/V
Low Output Impedance:
0.02Ω
Plug-In Replacement for Present References
Available at 2.5V, 4.5V, 5V, and 10V
100% Noise Tested
Temperature Output
Industrial Temperature Range in SO-8
The LT
®
1019 is a third generation bandgap voltage refer-
ence utilizing thin film technology and a greatly improved
curvature correction technique. Wafer level trimming of
both reference and output voltage combines to produce
units with high yields to very low TC and tight initial
tolerance of output voltage.
The LT1019 can both sink and source up to 10mA and can
be used in either the series or shunt mode. This allows the
reference to be used for both positive and negative output
voltages without external components. Minimum input/
output voltage is less than 1V in the series mode, providing
improved tolerance of low line conditions.
The LT1019 is available in four voltages: 2.5V, 4.5V, 5V
and 10V. It is a direct replacement for most bandgap
references presently available including AD580, AD581,
REF-01, REF-02, MC1400, MC1404 and LM168.
APPLICATIO S
s
s
s
s
s
s
Negative Shunt References
A/D and D/A Converters
Precision Regulators
Constant Current Sources
V/F Converters
Bridge Excitation
, LTC and LT are registered trademarks of Linear Technology Corporation.
TYPICAL APPLICATION
Ultralinear Strain Guage
15V
357Ω*
0.5W
IN
OUT
350Ω
BRIDGE
GND
R2
20k
R4
20k
ACTIVE
ELEMENT
5V
R3
2M
OUTPUT VOLTAGE (NORMALIZED) (V)
LT1019-5
+
A1
LT1637
A2
LT1001
GAIN = 100
R5
2M
R6**
2M
LT1019 • TA01
–5V
357Ω*
0.5W
–15V
*REDUCES REFERENCE AND AMPLIFIER
LOADING TO
≈0.
**IF R6 = R3, BRIDGE IS NOT LOADED BY R2 AND R4.
A1 V
OS
AND DRIFT ARE NOT CRITICAL BECAUSE A2
ACTS AS A DIFFERENTIAL AMPLIFIER.
U
Output Voltage Drift
1.003
1.002
1.001
1.000
0.999
0.998
0.997
–50 –25
LT1019
CURVE
10ppm/°C
FULL TEMP RANGE “BOX”
5ppm/°C
0°C TO 70°C “BOX”
UNCOMPENSATED
“STANDARD” BANDGAP
DRIFT CURVE
50
25
75
0
TEMPERATURE (˚C)
100
125
1019 TA02
+
U
U
1

LT1019-5 Related Products

LT1019-5 LT1019-4.5 LT1019-2.5 LT1019-10
Description 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 4.5 V, PDIP8
Number of functions 1 1 1 1
Number of terminals 8 8 8 8
Maximum output voltage 4.51 V 4.51 V 4.51 V 4.51 V
Minimum output voltage 4.49 V 4.49 V 4.49 V 4.49 V
Maximum operating temperature 85 Cel 85 Cel 85 Cel 85 Cel
Minimum operating temperature -40 Cel -40 Cel -40 Cel -40 Cel
Maximum supply/operating voltage 40 V 40 V 40 V 40 V
Minimum supply/operating voltage 6 V 6 V 6 V 6 V
Rated supply voltage 15 V 15 V 15 V 15 V
Processing package description 0.300 INCH, Plastic, DIP-8 0.300 INCH, Plastic, DIP-8 0.300 INCH, Plastic, DIP-8 0.300 INCH, Plastic, DIP-8
state ACTIVE ACTIVE ACTIVE ACTIVE
Craftsmanship BIPOLAR BIPOLAR BIPOLAR BIPOLAR
packaging shape Rectangle Rectangle Rectangle Rectangle
Package Size IN-line IN-line IN-line IN-line
Terminal form THROUGH-hole THROUGH-hole THROUGH-hole THROUGH-hole
Terminal spacing 2.54 mm 2.54 mm 2.54 mm 2.54 mm
terminal coating tin lead tin lead tin lead tin lead
Terminal location pair pair pair pair
Packaging Materials Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy Plastic/Epoxy
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
Adjustable output Yes Yes Yes Yes
Number of outputs 1 1 1 1
Rated output voltage 4.5 V 4.5 V 4.5 V 4.5 V
Analog IC other types Three TERM voltage reference Three TERM voltage reference Three TERM voltage reference Three TERM voltage reference
Maximum voltage temperature coefficient 20 ppm/Cel 20 ppm/Cel 20 ppm/Cel 20 ppm/Cel
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