Datasheet

MAX6143
High-Precision Voltage Reference with
Temperature Sensor
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—MAX6143_41 (V
OUT
= 4.096V)
(V
IN
= V
SHDN
= +10V, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
UNITS
OUTPUT
MAX6143A_41 (0.06%)
4.0935 4.096 4.0985
Output Voltage V
OUT
No load, T
A
= +25°C
MAX6143B_41 (0.1%)
4.0919 4.096 4.1001
V
Output Adjustment Range
∆V
TRIM
R
POT
= 10kΩ ±3 ±6%
MAX6143AASA 1.5 3
Output-Voltage Temperature
Coefficient (Note 2)
TCV
OUT
T
A
= -40°C to +125°C
MAX6143BASA 3 10
ppm/°C
T
A
= +25°C 0.6 5
Line Regulation (Note 3)
∆V
OUT
/
∆V
IN
6.1V ≤ V
IN
≤ 40V
T
A
= -40°C to +125°C 0.8 10
ppm/V
T
A
= +25°C210
Sourcing:
0 ≤ I
OUT
≤ 10mA
T
A
= -40°C to +125°C215
T
A
= +25°C50500
Load Regulation (Note 3)
∆V
OUT
/
∆I
OUT
Sinking:
-0.6mA ≤ I
OUT
≤ 0
T
A
= -40°C to +125°C90900
ppm/mA
OUT shorted to GND 60
Output Short-Circuit Current
I
SC
OUT shorted to IN 3
mA
Temperature Hysteresis
(Note 4)
∆V
OUT
/
cycle
120
ppm
Long-Term Stability
∆V
OUT
/
time
1000 hours at T
A
= +25°C50ppm
ELECTRICAL CHARACTERISTICS—MAX6143_33 (V
OUT
= 3.3V) (continued)
(V
IN
= V
SHDN
= +10V, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
Supply Voltage Range V
IN
Guaranteed by line regulation test 5.3
40.0
V
T
A
= +25°C 320
500
Quiescent Supply Current I
IN
No load, normal
operation
T
A
= -40°C to +125°C
650
µA
Shutdown Supply Current I
SHDN
No load, V
SHDN
<
0.8V
T
A
= -40°C to +125°C
0.01
5µA
SHUTDOWN (SHDN)
Logic-High Input Voltage V
IH
2.0 V
Logic-Low Input Voltage V
IL
0.8 V
Logic-High Input Current I
IH
20 µA
Logic-Low Input Current I
IL
2µA
TEMP OUTPUT
TEMP Output Voltage V
TEMP
630 mV
TEMP Temperature
Coefficient
TC
TEMP
2.1
mV/°C