LM35
SNIS159C –AUGUST 1999–REVISED JULY 2013
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TYPICAL PERFORMANCE CHARACTERISTICS
THERMAL RESISTANCE
JUNCTION TO AIR
THERMAL TIME CONSTANT
400
300
200
100
0
45
40
35
30
25
20
15
10
5
T0-46
T0-46
T0-92
T0-92
0
0
400
800
1200
1600
2000
0
400
800
1200
1600
2000
AIR VELOCITY (FPM)
AIR VELOCITY (FPM)
C001
C002
Figure 3.
Figure 4.
THERMAL RESPONSE IN STILL AIR
THERMAL RESPONSE IN STIRRED OIL BATH
120
100
80
120
100
80
T0-46
60
60
T0-92
40
40
20
20
0
0
œ20
œ20
0
2
4
6
8
0
2
4
6
8
TIME (MINUTES)
TIME (SEC)
C003
C004
Figure 5.
Figure 6.
QUIESCENT CURRENT
vs
TEMPERATURE
(IN CIRCUIT OF Figure 1)
MINIMUM SUPPLY VOLTAGE
vs
TEMPERATURE
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
160
140
120
100
80
TYPICAL
IOUT = 2.0 mA
TYPICAL
IOUT = 1.0 mA
60
40
TYPICAL
IOUT = 0 ꢀA or 50 ꢀA
20
0
25
75
125
175
œ75
œ25
25
75
125
175
œ75
œ25
TEMPERATURE (°C)
TEMPERATURE (°C)
C005
C006
Figure 7.
Figure 8.
6
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