MLX90247 Datasheet, PDF (7/11 Pages) List of Unclassifed Manufacturers – Discrete Infrared Thermopile Detectors

7. MLX90247DSA
7.1. MLX90247DSA Electrical Specifications
DC Operating Parameters T_A = -20^oC to 85^oC, (unless otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max Units
Thermopile Resistance
Sensitivity
TC of Sensitivity
Thermistor Value
Thermal Coefficient PTC ⁽¹⁾
Rtp @298K
sensor @298K
S
black body @299K
TCs ^@298K
Rptc ^@298K
A1
A2 ^{25°C-100°C}
44
75
29
55
0.1
18.2 26 33.8
5720 7150 8580
11.57
kΩ
µV/K
%/K
kΩ
ppm/K
ppm/K²
R(T)=R(298K).[1+A1.(T-298K)+A2.(T-298)²]
Note:
when measuring resistances with an ohm meter, please take care that the internal protection diodes, as
indicated in the functional diagram below, are always reverse biased.
Thermopile
30kOhm
20uV/K
350 Ohm
1
Rda
20uV/K
30kOhm
26kOhm
ϑ+
3
350 Ohm
2
4
Socket
3901090247
Rev. 002
Page 7 of 11
Data Sheet
Aug/02