High-Precision Voltage Reference with
Temperature Sensor
ABSOLUTE MAXIMUM RATINGS
IN to GND ...............................................................-0.3V to +42V
OUT, SHDN, TRIM, TEMP to GND...............-0.3V to (VIN + 0.3V)
Output Short Circuit to GND .....................................................5s
Continuous Power Dissipation (TA = +70°C)
8-Pin SO (derate 5.9mW/°C above +70°C) ..................471mW
Operating Temperature Range ........................-40°C to +125°C
Junction Temperature .....................................................+150°C
Storage Temperature Range ............................-65°C to +150°C
Lead Temperature (soldering, 10s) ................................+300°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS—MAX6143_25 (VOUT = 2.5V)
(VIN = VSHDN = +5V, TA = -40°C to +125°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
OUTPUT
Output Voltage
Output Adjustment Range
Output-Voltage
Temperature Coefficient
(Note 2)
SYMBOL
CONDITIONS
VOUT
∆VTRIM
TCVOUT
No load, TA = +25°C
RPOT = 10kΩ
MAX6143A_25 (0.06%)
MAX6143B_25 (0.1%)
MAX6143AASA
TA = -40°C to +125°C
MAX6143BASA
MIN TYP MAX UNITS
2.4985 2.5 2.5015
V
2.4975 2.5 2.5025
±3
±6
%
1.5
3
ppm/°C
3
10
Line Regulation (Note 3) ∆VOUT / ∆VIN 4.5V ≤ VIN ≤ 40V
Load Regulation (Note 3)
Output Short-Circuit
Current
∆VOUT /
∆IOUT
ISC
Sourcing:
0 ≤ IOUT ≤ 10mA
Sinking:
-0.6mA ≤ IOUT ≤ 0
OUT shorted to GND
OUT shorted to IN
TA = +25°C
TA = -40°C to +125°C
TA = +25°C
TA = -40°C to +125°C
TA = +25°C
TA = -40°C to +125°C
Temperature Hysteresis
(Note 4)
∆VOUT/
cycle
Long-Term Stability
∆VOUT/
time
1000 hours at TA = +25°C
DYNAMIC
Noise Voltage
Turn-On Settling Time
INPUT
Supply Voltage Range
Quiescent Supply Current
Shutdown Supply Current
eOUT
tR
VIN
IIN
ISHDN
f = 0.1Hz to 10Hz
f = 10Hz to 1kHz
To VOUT = 0.1% of final value, COUT = 50pF
Guaranteed by line regulation test
No load, normal
operation
TA = +25°C
TA = -40°C to +125°C
No load, VSHDN <
0.8V
TA = -40°C to +125°C
0.6
5
ppm/V
0.8
10
2
10
2
15
ppm/mA
50
500
90
900
60
mA
3
120
ppm
50
ppm
3.8
µVP-P
6.8
µVRMS
150
µs
4.5
40.0
V
300 450
µA
600
0.01
5
µA
2 _______________________________________________________________________________________