NTC Thermistor：TTC3 Series
Ф3
mm Lead Type for Temperature Sensing/Compensation
Features
1.
2.
3.
4.
5.
6.
7.
8.
RoHS compliant
Halogen-Free(HF) series are available
Body size:
Ф3mm
Radial lead resin coated
Operating temperature range: -40℃~+125℃
Wide resistance range
Cost effective
Agency recognition: UL / TUV / CQC
Recommended Applications
1.
2.
3.
4.
5.
Home appliances
Computers
Digital meters
Switch mode power supplies
Adapters
Part Number Code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product Type
THINKING
TTC NTC Thermistor
TTC Series
Body Size
3
Ф3mm
Definition
of
B Value
A
B
B
25/85
B
25/50
Zero Power
Resistance
at 25℃ (R
25
)
102
103
473
1KΩ
10KΩ
47KΩ
Tolerance
of R
25
F
G
H
J
K
±1%
±2%
±3%
±5%
±10%
B Value
374
39D
395
39H
520
3740
3935
3950
3975
5200
Tolerance of
B Value
1
2
3
±1%
±2%
±3%
Optional Suffix
Y
A
RoHS
Compliant
RoHS & HF
Compliant
Appearance
E
P
L
Q
F
Straight lead, pitch 2.54mm,
Ф0.5mm
Straight lead, pitch 5mm,
Ф0.5mm
Wider Kink, pitch 2.54mm,
Ф0.5mm
Wider Kink, pitch 5mm,
Ф0.5mm
Outer Kink, pitch 2.54mm,
Ф0.5mm
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
39
www.thinking.com.tw
2012.08
NTC Thermistor：TTC3 Series
Ф3
mm Lead Type for Temperature Sensing/Compensation
Structure and Dimensions
Straight Lead
Wider Kink
Outer Kink
(Unit: mm)
Lead Type
Straight Lead
P
2.54±1
5±1
2.54±1
5±1
2.54±1
Dmax.
4
6.5
4
4
4
Tmax.
3
5
3
3
3
Hmax.
5
7
6
10
5
H1max.
--
--
--
--
5.5
Imax.
3
3
--
--
3
L
d
30~40
Wider Kink
Outer Kink
0.5±0.02
24.5~34.5
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
40
www.thinking.com.tw
2012.08
NTC Thermistor：TTC3 Series
Ф3
mm Lead Type for Temperature Sensing/Compensation
Electrical Characteristics
Part No.
Zero Power
Resistance
at 25°C
R
25
(KΩ)
TTC3A901□39D*
TTC3A102□39D*
TTC3A152□39D*
TTC3A202□39H*
TTC3A222□39H*
TTC3A272□39H*
TTC3A302□39H*
TTC3A332□39H*
TTC3A472□39H*
TTC3A482□395*
TTC3A482□39H*
TTC3A502□39H*
TTC3A682□39H*
TTC3A103□34D*
TTC3A103□374*
TTC3A103□39H*
TTC3A123□374*
TTC3A153□374*
TTC3A203□374*
TTC3A203□426*
TTC3A223□374*
TTC3A333□409*
TTC3A473□409*
TTC3A503□39H*
TTC3A503□406*
TTC3A683□419*
TTC3A104□419*
TTC3A104□436*
TTC3A154□437*
TTC3A204□385*
TTC3A224□437*
TTC3A334□457*
TTC3A474□457*
TTC3A474□520*
TTC3B202□350*
TTC3B473□39D*
TTC3B503□440*
TTC3B434□507*
TTC3B474□520*
Tolerance
of
R
25
( ±%)
B
Value
(K)
3935
3935
3935
3975
3975
3975
3975
3975
3975
3950
3975
3975
3975
3435
3740
3975
25/85
3740
3740
3740
4260
3740
4090
4090
3975
4060
4190
4190
4360
4370
3850
4370
4570
4570
5200
3500
3935
25/50
4400
5070
5200
Safety
Tolerance Max. Power
Thermal
Operating
Dissipation
Approvals
of
Time
Temperature
Dissipation
Factor
B value
Constant
Range
at 25℃
UL
TUV CQC
cUL
(±%)
P
max
(mW)
δ(mW/°C)
τ
(Sec.)
T
L
~T
U
(°C)
2、3
1、2、3
2、3
150
≧2.5
≦18
-40~+125
1、2、3
2、3
3
2、3
1、2、3
2、3
3
0.9
1
1.5
2
2.2
2.7
3
3.3
4.7
4.8
4.8
5
6.8
10
10
10
12
15
20
20
22
33
47
50
50
68
100
100
150
200
220
330
470
470
2
47
50
430
470
1、2、3、
5
Note 1:
□
= Tolerance of R
25
* = Tolerance of B value
Note 2: UL File No: E138827, TUV File No: R50050155
CQC File No: CQC04001011945, CQC04001011966
Note 3: Special specifications are available upon request.
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
41
www.thinking.com.tw
2012.08
NTC Thermistor：TTC3 Series
Ф3
mm Lead Type for Temperature Sensing/Compensation
Max. Power Dissipation Derating Curve
T
U
: Maximum operating temperature (℃)
T
L
: Minimum operating temperature (℃)
For example:
Ambient temperature(Ta) = 55℃
Maximum operating temperature(T
U
) = 125℃
0
T
L
0
25
T
U
P
Ta
= (T
U
-Ta)/(T
U
-25)×Pmax = 70% Pmax
100%
Ambient temperature (
℃
)
R-T Characteristic Curves
TTC3A901□39D*~ TTC3A474□520*
100000
TTC3A102□39D*~ TTC3B434□507*
100000
1
10000
1
10000
2
3
4
5
6
7
8
9
10
11
12
13
2
3
4
5
6
7
8
9
10
11
12
13
1000
1000
100
100
Resistance(KΩ)
2:TTC3A224
□
437*
3:TTC3A104
□
436*
4:TTC3B503
□
440*
5:TTC3A503
□
406*
6:TTC3A333
□
409*
Resistance(KΩ)
1:TTC3A474
□
520*
1:TTC3B434
□
507*
2:TTC3A334
□
457*
3:TTC3A154
□
437*
4:TTC3A683
□
419*
5:TTC3A473
□
409*
6:TTC3A203
□
426*
7:TTC3A123
□
374*
8:TTC3A103
□
34D*
9:TTC3A482
□
39H*
10
10
1
7:TTC3A203
□
374*
8:TTC3A103
□
39H*
9:TTC3A682
□
39H*
10:TTC3A482
□
395*
11:TTC3A302
□
39H*
12:TTC3A202
□
39H*
13:TTC3A901
□
39D*
1
0.1
0.1
10:TTC3A332
□
39H*
11: TTC3A222
□
39H*
12:TTC3B202
□
350*
13:TTC3A102
□
39D*
-40 -30 -20 -10 0
10 20 30 40 50 60 70 80 90 100 110 120 130
0.01
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80 90 100 110 120 130
0.01
Temperature (
℃
)
Temperature (
℃
)
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
42
www.thinking.com.tw
2012.08
NTC Thermistor：TTC3 Series
Ф3
mm Lead Type for Temperature Sensing/Compensation
TTC3A152□39D*~ TTC3B474□520*
100000
10000
1
2
3
4
5
6
7
8
9
10
11
12
13
1000
Resistance(KΩ)
100
1:TTC3B474□520*
2:TTC3A474□457*
3:TTC3A204□385*
4:TTC3A104□419*
5:TTC3A503□39H*
6:TTC3B473□39D*
10
1
7:TTC3A223□374*
8:TTC3A153□374*
9:TTC3A103□374*
10:TTC3A502□39H*
11:TTC3A472□39H*
12:TTC3A272□39H*
13:TTC3A152□39D*
0.1
0.01
-40 -30 -20 -10
0
10 20 30 40 50 60 70 80 90 100 110 120 130
Temperature (
℃
)
Soldering Recommendation
Wave Soldering Profile
Preheating
260℃ Max
Temperature
Soldering
Cooling
Note 2
Note 3
Note 1:
(1~3℃)/sec.
Approx. 200℃/sec.
Note 2:
130±20℃
Note 1
Tamb
Note 3: 5℃/sec. (Max.)
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.)
43
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
www.thinking.com.tw
2012.08
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