Philips Semiconductors
Silicon temperature sensors
Product specification
KTY81-2 series
handbo∆oTk,1h5alfpage
(K)
10
5
0
−5
−10
−15
−50
KTY81-251
-252
MGG695
KTY81-220
KTY81-210
-221
-222
0
50
100
150
Tamb (°C)
Fig.2 Maximum expected temperature error (∆T).
4.8
handbook, halfpage
R
(kΩ)
3.2
MSA922
1.6
0
−100 −50
0
50 100 150 200
Tamb (°C)
Icont = 1 mA.
Fig.3 Sensor resistance as a function of ambient
temperature; average values.
5
handbook, halfpage
R
(kΩ)
4
3
2
1
150 °C
125 °C
100 °C
75 °C
50 °C
25 °C
0 °C
−25 °C
−50 °C
MGG700
0
10−1
1
Icont (mA)
10
To keep the temperature error low, an operating current of
Icont = 1 mA is recommended for temperatures above 100 °C.
Fig.4 Sensor resistance as a function of operating
current.
12
handbook, halfpage
Icont
(mA)
8
MGG705
4
0
−50
0
50
100
150
Tamb (°C)
Fig.5 Maximum operating current for safe
operation.
2000 Aug 25
8