Datasheet
MAX6133
3ppm/°C, Low-Power, Low-Dropout
Voltage Reference
6 _______________________________________________________________________________________
Typical Operating Characteristics
(V
IN
= 5V, I
OUT
= 0, T
A
= +25°C, unless otherwise noted.) (Note 4)
SUPPLY CURRENT vs. INPUT VOLTAGE
(V
OUT
= 2.5V)
MAX6133 toc09
INPUT VOLTAGE (V)
SUPPLY CURRENT (µA)
12119 103 4 5 6 7 81 2
15
30
45
60
75
90
105
120
135
150
0
013
T
A
= +85
°
C
T
A
= +125
°
C
T
A
= +25°C
T
A
= -40°C
-120
-80
-100
-60
-40
-20
0
0.0001 0.010.001 0.1 10 100 1000
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (V
OUT
= 5V)
MAX6133 toc08
FREQUENCY (kHz)
PSRR (dB)
1
V
IN
= 5.5V
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY (V
OUT
= 2.5V)
FREQUENCY (kHz)
0.0001 0.1 10 1000.001 0.01 1000
PSRR (dB)
0
-120
-100
-80
-60
-40
-20
MAX6133 toc07
1
DROPOUT VOLTAGE vs. OUTPUT CURRENT
(V
OUT
= 5V)
MAX6133 toc06
OUTPUT CURRENT (mA)
DROPOUT VOLTAGE (mV)
181612 144 6 8 102
50
100
150
200
250
300
350
400
450
500
550
600
0
020
T
A
= +85
°
C
T
A
= +125
°
C
T
A
= +25
°
C
T
A
= -40
°
C
V
IN
= 5.5V
DROPOUT VOLTAGE vs. OUTPUT CURRENT
(V
OUT
= 2.5V)
MAX6133 toc05
OUTPUT CURRENT (mA)
DROPOUT VOLTAGE (mV)
18161412108642
100
200
300
400
500
600
700
0
020
T
A
= +85
°
C
T
A
= +125
°
C
T
A
= +25
°
C
T
A
= -40
°
C
LOAD REGULATION
(V
OUT
= 5V)
MAX6133 toc04
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE (V)
18
2
46 10
12 14
8
16
4.9985
4.9990
4.9995
5.0000
5.0005
5.0010
5.0015
5.0020
4.9980
020
T
A
= +25
°
C
V
IN
= 5.5V
T
A
= +125
°
C
T
A
= +85
°
C
T
A
= -40
°
C
LOAD REGULATION
(V
OUT
= 2.5V)
MAX6133 toc03
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE (V)
201814 1646810122
2.5005
2.5010
2.4990
2.4995
2.5000
2.5015
2.5020
2.5025
2.5030
2.5035
2.5040
0
T
A
= +25
°
C
T
A
= +125
°
C
T
A
= +85
°
C
T
A
= -40
°
C
OUTPUT VOLTAGE vs. TEMPERATURE
(V
OUT
= 5V)
MAX6133 toc02
TEMPERATURE (
°
C)
OUTPUT VOLTAGE (V)
1109565 80-10 5 20 35 50-25
4.9985
4.9990
4.9995
5.0000
5.0005
5.0010
4.9980
-40 125
3 TYPICAL UNITS
V
IN
= 5.5V
OUTPUT VOLTAGE vs. TEMPERATURE
(V
OUT
= 2.5V)
MAX6133 toc01
TEMPERATURE (
°
C)
OUTPUT VOLTAGE (V)
1109565 80-10 5 20 35 50-25
2.4994
2.4996
2.4998
2.5000
2.5002
2.5004
2.5006
2.5008
2.5010
2.4992
-40 125
3 TYPICAL UNITS