mlx90247 ETC-unknow, mlx90247 Datasheet - Page 6

• Manufacturer Part Number: mlx90247
• Description: Discrete Infrared Thermopile Detectors
• Manufacturer: ETC-unknow

6. MLX90247DSE
6.1. MLX90247DSE Electrical Specifications
DC Operating Parameters T
Parameter
Thermopile Resistance
Sensitivity
TC of Sensitivity
Thermistor Value
Thermal Coefficient NTC
Tolerance given between 15 C and 35 C. Typical value corresponds to a relative resistance change of –
4.68%/ C. Definition of
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.
3901090247
Rev. 002
is lnR/ (1/T) with T in K. (Naperian logarithm).
A
Symbol
= -20
Rntc
TCs
Rtp
ntc
S
100kOhm
20uV/K
20uV/K
o
C to 85
Thermopile
Test Conditions
@298K
sensor @298K
black body @299K
@298K
@298K
0-50 C
o
C, (unless otherwise specified)
30kOhm
30kOhm
(1)

   

   


   

   
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350 Ohm
350 Ohm
Min
 
 
 
4120
1
3
2
4
44
29
95

   




Typ
4140
100
0.1
Max
4161
105
75
55
Units
Data Sheet
%/K
k
k
Aug/02
V/K
K