Datasheet

LTC2997
15
2997fa
Figure 15. Celsius Thermometer
Figure 16. Fahrenheit Thermometer
TYPICAL APPLICATIONS
D
+
D
–
LTC2997
V
CC
V
REF
V
PTAT
143k
GND
2997 F15
1k 62k
150k 1.8k
1µF
0.1µF
10mV/°C
0V AT 0°C
1.8V
4mV/K
0.1µF
2.5V TO 5.5V
100k
5V
–5V
–
+
LTC1150
7
4
1
5V
D
+
D
–
LTC2997
V
CC
V
REF
V
PTAT
270k
GND
2997 F16
62k
255k
–5V
–
+
LTC1150
1µF
0.1µF
10mV/°F
0V AT 0°F
1.8V
4mV/K
0.1µF
2.5V TO 5.5V
100k
7
4
1