Datasheet

MAX6173–MAX6177
High-Precision Voltage References with
Temperature Sensor
10
Maxim Integrated
10
Typical Operating Characteristics (continued)
(V
IN
= +5V for V
OUT
= +2.5V, V
IN
= +15V for V
OUT
= 4.096V and V
OUT
= +10V, I
OUT
= 0, T
A
= +25°C, unless otherwise noted.)
400
600
500
800
700
900
-50 -25 0 25 50 75 100 125
TEMP VOLTAGE
vs. TEMPERATURE (V
OUT
= 10V)
MAX6173 toc19
TEMPERATURE (
°
C)
TEMP VOLTAGE (mV)
2.35
2.50
2.45
2.40
2.60
2.55
2.65
0 0.5 1.0 1.5 2.0 2.5
OUTPUT VOLTAGE
vs. TRIM VOLTAGE (V
OUT
= 2.5V)
MAX6173 toc20
TRIM VOLTAGE (V)
OUTPUT VOLTAGE (V)
2.498
2.500
2.499
2.501
2.502
0 200 400 600 800 1000
LONG-TERM STABILITY vs. TIME
(V
OUT
= 2.500V)
MAX6173 toc21
TIME (hours)
V
OUT
(V)
TWO TYPICAL PARTS
9.998
10.000
9.999
10.001
10.002
0 200 400 600 800 1000
LONG-TERM STABILITY vs. TIME
(V
OUT
= 10.0V)
MAX6173 toc22
TIME (hours)
V
OUT
(V)
TWO TYPICAL PARTS
1000
100
OUTPUT-VOLTAGE NOISE DENSITY
vs. FREQUENCY (V
OUT
= 2.5V)
MAX6173 toc23
FREQUENCY (Hz)
OUTPUT VOLTAGE-NOISE DENSITY (nV/
√Hz
)
0.1 100 1000110
400
600
500
700
800
-50 -25 0 25 50 75 100 125
TEMP VOLTAGE
vs. TEMPERATURE (V
OUT
= 2.5V)
MAX6173 toc18
TEMPERATURE (
°
C)
TEMP VOLTAGE (mV)
400
500
600
700
800
900
-50 -25 0 25 50 75 100 125
TEMP VOLTAGE (mV)
TEMPERATURE (°C)
TEMP VOLTAGE
vs. TEMPERATURE (V
OUT
= 4.096V)
C
OUT
= 0
toc18b
3.5
3.6
3.7
3.8
3.9
4
4.1
4.2
4.3
4.4
4.5
01234
OUTPUT VOLTAGE CHANGE (V)
TRIM VOLTAGE (V)
OUTPUT VOLTAGE
vs. TRIM VOLTAGE (V
OUT
= 4.096V)
toc20b
4.095
4.0955
4.096
4.0965
4.097
4.0975
4.098
0 200 400 600 800 1000
V
OUT
(V)
TIME (hours)
LONG-TERM STABILITY
vs. TIME (V
OUT
= 4.096V)
C
OUT
= 0
TWO TYPICAL PARTS
toc21b