Datasheet

1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
30
35
40
45
50
SUPPLY CURRENT (A)
SUPPLY VOLTAGE (V)
pH Mode
1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
270
300
330
360
390
420
450
SUPPLY CURRENT (A)
SUPPLY VOLTAGE (V)
Temp Mode, IOUTCS=100uA
Temp Mode, IOUTCS=200uA
Temp Mode, IOUTCS=1mA
Temp Mode, IOUTCS=2mA
-50 -25 0 25 50 75 100 125
30
35
40
45
50
SUPPLY CURRENT (A)
TEMPERATURE (°C)
pH Mode
-50 -25 0 25 50 75 100 125
290
310
330
350
370
390
410
430
450
SUPPLY CURRENT (A)
TEMPERATURE (°C)
Temp Mode, IOUTCS=100uA
Temp Mode, IOUTCS=200uA
Temp Mode, IOUTCS=1mA
Temp Mode, IOUTCS=2mA
LMP91200
www.ti.com SNAS571C –JANUARY 2012–REVISED MARCH 2013
Typical Performance Characteristics (continued)
Unless otherwise specified, T
A
=25°C, V
S
=(VDD-GND)=3.3V, VREF=3.3V.
Supply current (pH Mode) Supply current (Temp Mode)
vs. Temperature vs. Temperature
Figure 52. Figure 53.
Supply current (pH Mode) Supply current (Temp Mode)
vs. Supply Voltage vs. Supply Voltage
Figure 54. Figure 55.
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