
Precision, Micropower,
Low-Dropout Voltage References
ELECTRICAL CHARACTERISTICS—MAX6194
(V IN = 5V, I OUT = 0nA, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
MAX6194A
4.498
4.500
4.502
Output Voltage
V OUT
T A = +25°C
MAX6194B
4.495
4.500
4.505
V
MAX6194A
MAX6194C
4.490
4.500
2
4.510
5
Output-Voltage Temperature
Coefficient (Note 1)
TCV OUT
MAX6194B
4
10
ppm/°C
MAX6194C
8
25
Line Regulation
Load Regulation
? V OUT /
? V IN
? V OUT /
? I OUT
(V OUT + 0.2V) ≤ V IN ≤ 12.6V
Sourcing: 0 ≤ I OUT ≤ 500μA
Sinking: -500μA ≤ I OUT ≤ 0
25
0.16
0.22
160
0.80
1.00
μV/V
μV/μA
Dropout Voltage (Note 4)
V IN - V OUT ? V OUT ≤ 0.2%, I OUT = 500μA
100
200
mV
Short-Circuit Current
Temperature Hysteresis
(Note 2)
Long-Term Stability
I SC
? V OUT /
cycle
? V OUT /
time
Short to GND
Short to IN
1000hrs at +25°C
4
4
75
50
mA
ppm
ppm/
1000hrs
DYNAMIC
Noise Voltage
Ripple Rejection
Turn-On Settling Time
e OUT
V OUT /V IN
t R
0.1Hz to 10Hz
10Hz to 10kHz
V IN = 5V ±100mV, f = 120Hz
To 0.1%, C OUT = 50pF
110
215
76
180
μV P-P
μV RMS
dB
μs
Capacitive-Load Stability Range
C OUT
(Note 3)
0
2.2
nF
OUTPUT
Supply Voltage Range
Quiescent Supply Current
V IN
I IN
Guaranteed by line-regulation test
V OUT + 0.2
27
12.6
35
V
μA
Change in Supply Current
I IN /V IN
(V OUT + 0.2V) ≤ V IN ≤ 12.6V
0.8
2
μA/V
6
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