Datasheet

THERMOPILE
OTP-538U
http://www.orisystech.com
4 / 7
2.3 Signal Output Characteristics
-2.00
-1.00
0.00
1.00
2.00
3.00
4.00
5.00
6.00
-30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 120 130
Object Temperature [
℃
]
Thermopile Signal [mV]
Figure 1: Typical output voltage versus object temperature with sensor at 25° C.
Table 4: Typical numerical data of Thermopile’s output voltage (sensor at 25° C)
Temp. (℃)
V_out (mV)
Temp. (℃)
V_out (mV)
-20
-1.29
50
1.02
-10
-1.06
60
1.49
0
-0.80
70
1.99
10
-0.51
80
2.52
20
-0.18
90
3.09
25
0.00
100
3.69
30
0.19
110
4.33
40
0.59
120
5.00
Note: Blackbody source size: 250 x 250mm
Distance from sensor to source: 110mm
9.03 厘米