Over-Temperature Detector
Typical Performance Curves
AS273
Minimum Reference Current for Regulation
300
275
250
225
200
175
150
125
100
0
25
50
75
100 125 150
Junction Temperature, TJ (°C)
Figure 2
Turn-on Characteristic of Reference
3
2
1
0
0
200
400
600
800
1000
Reference Current, IREF (µA)
Figure 3
2.55
2.54
2.53
2.52
2.51
2.50
0
Temperature Regulation of Reference
25
50
75
100
125
150
Junction Temperature, TJ (°C)
Figure 4
Load Regulation of Reference Over-temperature
10
9
8
7
6
5
4
3
2
1
0
0
25
50
75
100
125 150
Junction Temperature, TJ (°C)
Figure 5
ASTEC Semiconductor
5