NTC Thermistor：TCF Type
：
Lead Frame for Temperature Sensing/Compensation
R-T Characteristic Curves (representative)
TCF3A202□318*~TCF3A104□419*
10000
1000
Resistance(KΩ)
Ω
100
10
1
TCF3A104□419*
TCF3A473□409*
TCF3A303□409*
TCF3A203□40B*
TCF3A123□347*
TCF3A103□34D*
TCF3A502□33C*
TCF3A202□318*
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
(K
0.1
Temperature (℃)
℃
Soldering Recommendation
Wave Soldering Profile
Preheating
260℃ Max
Temperature
Soldering
Cooling
Note 2
Note 3
130±20℃
Note 1:
(1~3℃)/sec
Approx. 200℃/sec
5℃/sec. (Max)
Note 1
Tamb
Note 2:
Note 3:
30~90 sec.
＜1
sec.
＜10
sec.
Time
Recommended Reworking Conditions With Soldering Iron
Item
Temperature of Soldering Iron-tip
Soldering Time
Distance from Thermistor
Conditions
360℃ (max.)
3 sec (max.)
2 mm (min.)
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
3
www.thinking.com.tw
2008.03
THINKING [ Thinking Electronic Industrial Co.,Ltd ]
