Datasheet

MAX6143
High-Precision Voltage Reference with
Temperature Sensor
8 _______________________________________________________________________________________
2.498
2.500
2.499
2.501
2.502
OUTPUT VOLTAGE vs. TEMPERATURE
(V
OUT
= 2.5V)
MAX6143toc01
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
-50 25 50-25 0 75 100 125
THREE TYPICAL PARTS
9.993
9.998
9.995
10.001
9.999
9.996
10.002
9.997
9.994
10.000
10.003
OUTPUT VOLTAGE vs. TEMPERATURE
(V
OUT
= 10V)
MAX6143toc02
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
-50 25 50-25 0 75 100 125
THREE TYPICAL PARTS
0.50
0.25
0
-0.25
-0.50
015510 202530
LOAD REGULATION vs.
SOURCE CURRENT (V
OUT
= 2.5V)
MAX6143toc03
SOURCE CURRENT (mA)
OUTPUT VOLTAGE CHANGE (mV)
T
A
= -40°C
T
A
= +125°C
T
A
= +25°C
0.50
0.25
0
-0.25
-0.50
015510 202530
LOAD REGULATION
vs. SOURCE CURRENT (V
OUT
= 10V)
MAX6143toc04
SOURCE CURRENT (mA)
OUTPUT VOLTAGE CHANGE (mV)
T
A
= +25°C
T
A
= +125°C
T
A
= -40°C
1.00
0.75
0.50
0.25
-0.25
0
-0.50
0 1.00.5 1.5 2.0
LOAD REGULATION
vs. SINK CURRENT (V
OUT
= 2.5V)
MAX6143toc05
SINK CURRENT (mA)
OUTPUT VOLTAGE CHANGE (mV)
T
A
= +25°C
T
A
= +125°C
T
A
= -40°C
2.0
1.5
1.0
0.5
-0.5
0
-1.0
0 1.00.5 1.5 2.0
LOAD REGULATION
vs. SINK CURRENT (V
OUT
= 10V)
MAX6143toc06
SINK CURRENT (mA)
OUTPUT VOLTAGE CHANGE (mV)
T
A
= -40°C
T
A
= +125°C
T
A
= +25°C
0
60
20
40
80
100
LINE REGULATION vs. TEMPERATURE
(V
OUT
= 2.5V)
MAX6143toc07
INPUT VOLTAGE (V)
OUTPUT VOLTAGE CHANGE (µV)
0202551015 303540
T
A
= -40°C
T
A
= +125°C
T
A
= +25°C
0
150
50
100
200
250
300
LINE REGULATION vs. TEMPERATURE
(V
OUT
= 10V)
MAX6143toc08
INPUT VOLTAGE (V)
OUTPUT VOLTAGE CHANGE (µV)
12 28 3216 20 24 36 40
T
A
= -40°C
T
A
= +125°C
T
A
= +25°C
0.5
1.5
1.0
2.0
2.5
MINIMUM INPUT-OUTPUT DIFFERENTIAL
vs. SOURCE CURRENT (V
OUT
= 2.5V)
MAX6143toc09
SOURCE CURRENT (mA)
DROPOUT VOLTAGE (V)
0121648 20
T
A
= -40°C
T
A
= +125°C
T
A
= +25°C
Typical Operating Characteristics
(V
IN
= +5V for V
OUT
= +2.5V, V
IN
= +15V for V
OUT
= +10V, I
OUT
= 0, T
A
= +25°C, unless otherwise noted.)