NTC Thermistor:TTS Series
Epoxy Bead Type for Temperature Sensing/Compensation
Features
1. RoHS compliant 2. Halogen-Free (HF) series are available 3. Body size: Ф1.8mm, Ф2.6mm 4. Radial lead resin coated 5. Long leads for easy sensor placement 6. Operating temperature range: -40℃~+100℃ 7. Wide resistance range 8. Agency recognition: UL / cUL
Recommended Applications
1. Home appliances 2. Computers 3. Battery packs 4. Thermometers
Part Number Code
1 2 3 .4 5 6 7 8 9 10 11 12 13 14 15 16
Product Type
THINKING TTS NTC Thermistor
TTS Series
Size
Ф1.8mm x 1 6.0 mm
(max.) Ф2.6mm x 2 6.0mm
(max.)
Definition of
B Value
A B25/85
B B25/50
Tolerance of R25
F ±1%
G ±2%
H ±3%
J ±5%
K ±10%
Zero Power Resistance at 25℃ (R25) 102 1KΩ
103 10KΩ
473 47KΩ
B Value
338 3380 34D 3435 395 3950 39H 3975 405 4050
Tolerance of B Value 1 ±1%
2 ±2%
3 ±3%
Optional Suffix
Y
RoHS Compliant
H
RoHS + HF Compliant
Appearance R Φ0.30mm Red Enamelled CP Wire G Φ0.30mm Sn Plated CP Wire T Φ0.30mm Blue Teflon CP Wire
Structure and Dimensions
R Type
BLACK EPOXY
Red Enamelled CP Wire
Soldered
G Type
BLACK EPOXY
Sn Plated CP Wire
D d
D d
A
I L
Series TTS1 TTS2
Dmax. 1.8 2.6
Amax. 6.0 6.0
d 0.30±0.02
(Unit: mm) LI
70±5 2±0.5
AL
Series TTS1 TTS2
Dmax. 1.8 2.6
Amax. 6.0 6.0
(Unit: mm) dL
0.30±0.02 70±5
THINKING ELECTRONIC INDUSTRIAL CO., LTD. All specifications are subject to change without notice.
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2012.08
NTC Thermistor:TTS Series
Epoxy Bead Type for Temperature Sensing/Compensation
T Type
BLACK EPOXY
Blue Teflon CP Wire
D
d
AL
Series Dmax. Amax.
d
I
(Unit: mm) LI
TTS1
1.8
6.0 0.30±0.02 70±5 2±0.5
Electrical Characteristics
Part No.
Zero Power Resistance
at 25°C
Tolerance of R25
B Value
R25 (KΩ)
( ±%)
(K)
TTS1A103□34D*
10
3435
TTS1A103□395*
10
3950
TTS1A103□39H*
10
3975
TTS1A103□425* TTS1A223□370*
10 22
1, 2, 3, 5
25/85 4250 3700
TTS1A333□405*
33
4050
TTS1A104□436*
100
4360
TTS1B104□410*
100
25/50 4100
TTS2A502□39H*
5
3975
TTS2A103□34D*
10
3435
TTS2A103□396* TTS2A103□39H*
10 10
25/85 3960 3975
TTS2A203□34D*
20
3435
TTS2A104□436*
100
1, 2, 3, 5
4360
TTS2B102□392*
1
3920
TTS2B502□39D*
5
3935
TTS2B104□410*
100
25/50 4100
TTS2B104□419*
100
4190
TTS2B474□439*
470
4390
Note 1: □ = Tolerance of R25 * = Tolerance of B value
Note 2: UL/cUL File No: E138827
Note 3: Special specifications are available upon request.
Tolerance of
B value (±%)
Max. Power Dissipation at 25°C Pmax(mW)
Dissipation Factor
δ(mW/°C)
1, 2, 3
2, 3 1, 2, 3
2, 3 1, 2, 3
1, 2, 3
45
≧1
2, 3 1, 2, 3
2, 3
Thermal Time
Constant τ(Sec.)
≦10
Operating Temperature
Range
Safety Approvals
TL~TU(°C) -40 ~ +100
UL cUL
THINKING ELECTRONIC INDUSTRIAL CO., LTD. All specifications are subject to change without notice.
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2012.08
NTC Thermistor:TTS Series
Epoxy Bead Type for Temperature Sensing/Compensation
Max. Power Dissipation Derating Curve
100%
0 TL
0 25 Ambient temperature (℃)
TU : Maximum operating temperature (℃) TL : Minimum operating temperature (℃)
For example: Ambient temperature(Ta) = 55℃ Maximum operating temperature(TU) = 100℃ PTa=(TU-Ta)/(TU-25)×Pmax = 60% Pmax
TU
R-T Characteristic Curves
Resistance(KΩ) Resistance(KΩ)
TTS1A103□34D*~ TTS1B104□436*
10000
100000
TTS2B102□392*~ TTS2B474□439*
1000 100
1 2
3
4 5 6 7 8
10000
1
1000
2 3
4
5
100
6 7
10
1:TTS1A104□436* 2:TTS1B104□410* 3:TTS1A333□405* 4:TTS1A223□370* 1 5:TTS1A103□425* 6:TTS1A103□39H* 7:TTS1A103□395* 8:TTS1A103□34D*
0.1 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Temperature (℃)
8 10
1
0.1
1:TTS2B474□439* 2:TTS2A104□436* 3:TTS2B104□419* 4:TTS2A203□34D* 5:TTS2A103□39H* 6:TTS2A103□34D* 7:TTS2A502□39H* 8:TTS2B102□392*
0.01 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Temperature (℃)
THINKING ELECTRONIC INDUSTRIAL CO., LTD. All specifications are subject to change without notice.
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2012.08
NTC Thermistor:TTS Series
Epoxy Bead Type for Temperature Sensing/Compensation
Soldering Recommendation
Wave Soldering Profile
Preheating 260℃ Max
Soldering
Cooling
Temperature
130±20℃ Tamb
Note 2
Note 1
30~90 sec. <1 sec. <10 sec.
Note 3
Note 1: (1~3℃)/sec. Note 2: Approx. 200℃/sec. Note 3: 5℃/sec. (Max.)
Time
Recommended Reworking Conditions With Soldering Iron
Item Temperature of Soldering Iron-tip
Soldering Time Distance from Thermistor
Conditions 360℃ (max.) 3 sec. (max.) 10 mm (min.)
THINKING ELECTRONIC INDUSTRIAL CO., LTD. All specifications are subject to change without notice.
50
wwww.wthwi.nelkitianliga.wceobm.it.tw
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2012.08
NTC Thermistor:TTS Series
Epoxy Bead Type for Temperature Sensing/Compensation
Reliability
Item
Standard
Test conditions / Methods
Gradually apply the specified force .