Datasheet

MAX6225/MAX6241/MAX6250
Low-Noise, Precision, +2.5V/+4.096V/+5V
Voltage References
6 _______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(V
IN
= +10V, I
OUT
= 0mA, T
A
= +25°C, unless otherwise noted.)
2.0
-1.5
-55 -15 65
MAX6250
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
-1.0
1.0
MAX6225 toc 01
TEMPERATURE (°C)
∆V
OUT
(mV)
∆V
OUT
(ppm)
25 105-35 5 8545 125
0.5
0
-0.5
1.5
400
-300
-200
200
100
0
-100
300
-20
-10
0
10
20
30
40
50
60
0 5 10 15 20 25 30 35 40
CHANGE IN OUTPUT VOLTAGE
vs. INPUT VOLTAGE
V
IN
(V)
∆V
OUT
(ppm)
MAX6225
toc
07
-55 -15 65
MAX6241
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
-1
1.0
MAX6225 toc 02
TEMPERATURE (°C)
∆V
OUT
(mV)
∆V
OUT
(ppm)
25 105-35 5 8545 125
0.5
0
-0.5
1.5
-250
-125
0
125
250
375
-0.4
-0.3
-0.2
-0.1
00
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-160
-120
-80
-40
40
80
120
160
200
240
280
-55 -15 65
MAX6225
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX6225 toc 03
TEMPERATURE (°C)
∆V
OUT
(mV)
∆V
OUT
(ppm)
25 105-35 5 8545 125
-250
-200
-150
-100
-50
0
50
100
150
200
-40 -30 -20 -10 0 10 20 30 40
MAX6225
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
I
OUT
(mA)
∆V
OUT
(µV)
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
MAX6225
toc
06
-300
-200
-100
0
100
200
300
-40 -30 -20 -10 0 10 20 30 40
MAX6241
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225
toc
05
I
OUT
(mA)
∆V
OUT
(µV)
T
A
= +25°C
T
A
= -40°C
T
A
= +85°C
-400
-300
-200
-100
0
100
200
300
-40 -30 -20 -10 0 10 20 30 40
MAX6250
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225
toc
04
I
OUT
(mA)
∆V
OUT
(µV)
T
A
= +25°C
T
A
= -40°C
T
A
= +85°C
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
0 5 10 15 20 25 30 35 40
SUPPLY CURRENT vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
MAX6225
MAX6241
MAX6250
MAX6225 toc08
1.0
1.5
2.0
2.5
3.0
3.5
-55 -35 -15 5 25 45 65 85 105 125
SUPPLY CURRENT vs. TEMPERATURE
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
MAX6241
MAX6250
MAX6225
MAX6225 toc09