NTC Thermistor for Automotive: TSM-C Series
SMD NTC Thermistor for Temperature Sensing
Features
1. Qualification based on AEC-Q200 Rev-C
2. Operating temperature range: -50 ~ +150
℃
3. Superior stability in high-temperature and high-humidity environment
4. RoHS compliant
Recommended Applications
1. Car audio, car navigation
2. Various engine control units
3. Circuits for ETC equipment
4. Various motor driving circuits
5. Temperature compensation for various circuits
Part Number Code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product Type
THINKING
TSM NTC Thermistor
TSM Series
Size (EIA)
A
0
1
2
0201
0402
0603
0805
Definition
of
B Value
C
D
B
25/85
B
25/50
Tolerance
of R
25
F
G
H
J
K
±1%
±2%
±3%
±5%
±10%
First
Two Digits
of B Value
30
31
32
：
︰
40
41
︰
30
31
32
：
︰
40
41
︰
Last
Two Digits
of B Value
0
A
1
B
2
︰
H
8
J
9
K
00
05
10
15
20
︰
75
80
85
90
95
Tolerance
of B Value
1
2
3
±1%
±2%
±3%
Optional Suffix
Packaging
R
B
Reel
Bulk
Zero Power Resistance
at 25℃ (R
25
)
102
103
473
10x10
2
= 1 K
10x10
3
=10 K
47x10
3
=47KΩ
Structure and Dimensions
(Unit: mm)
Part No.
TSM1
TSM2
Size
0603
0805
L1.
1.60±0.15
2.00±0.20
W
0.80±0.15
1.25±0.20
H max.
0.95
1.20
L2 & L3
0.40±0.15
0.40±0.20
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
1
www.thinking.com.tw
2011.06
NTC Thermistor for Automotive: TSM-C Series
SMD NTC Thermistor for Temperature Sensing
Electrical Characteristics
Part No.
Zero Power
Resistance
at 25°
C
R
25
(KΩ)
TSM1C103F34D3R
TSM1C103F39H3R
TSM1C473F39H3R
TSM2C103F34D3R
TSM2C103F39H3R
TSM2C473F39H3R
Note 1:
10
10
47
10
10
47
1、2、3
1、2、3
Tolerance
of R
25
( ±%)
25/85
25/85
25/85
25/85
25/85
25/85
B Value
(K)
3435
3975
3975
3435
3975
3975
3
240
Approx.
2.4
Approx.
5.4
-50 ~ +150
3
210
Approx.
2.1
Approx.
3.1
-50 ~ +150
Tolerance
of B value
(±%)
Max. Power
Dissipation
at 25℃
P
max
(mW)
Dissipation
Factor
δ(mW/°
C)
Thermal
Time
Constant
τ(Sec.)
Operating
Temperature
Range
T
L
~T
U
(°
C)
□
= Tolerance of R
25
*Special specifications are available upon request
Max. Power Dissipation Derating Curve
100
T
U
：Maximum
operating temperature (℃)
T
L
：Minimum
operating temperature (℃)
For example：
Ambient temperature (Ta)=55
℃
Maximum operating temperature (T
U
)＝150℃
0
T
L
0
25
T
U
P
Ta
=(T
U
-Ta)/(T
U
-25)×Pmax＝76% Pmax
Ambient temperature (
℃
)
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
2
www.thinking.com.tw
2011.06
NTC Thermistor for Automotive: TSM-C Series
SMD NTC Thermistor for Temperature Sensing
R-T Characteristic Curves (representative)
TSM 0603 Automotive Series
10000.0
1000.0
100.0
Resistance(KΩ)
Ω
10.0
1.0
TSM1C473F39H3R
TSM1C103F34D3R
TSM1C103F39H3R
0.1
-50 -40 -30 -20 -10
0
10 20
30 40 50 60 70
80 90 100 110 120 130 140 150
Temperature (
℃
)
TSM 0805 Automotive Series
10000.0
1000.0
Resistance(KΩ)
Ω
100.0
10.0
1.0
TSM2C473F39H3R
TSM2C103F34D3R
TSM2C103F39H3R
0.1
-50 -40 -30 -20 -10
0
10 20
30 40 50 60 70
80 90 100 110 120 130 140 150
Temperature (
℃
)
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
3
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2011.06
NTC Thermistor for Automotive: TSM-C Series
SMD NTC Thermistor for Temperature Sensing
Soldering Recommendation
IR-reflow Soldering Profile
Preheating
255~260°C
Temperature
Peak
temp
Cooling
217°C
150±20℃
150~200°C
60~150 sec
Tamb
t
3°C /sec
(max.)
60~180
sec
3°
C/sec
(max.)
20~40
sec
6°C /sec
(max.)
8 minutes max
Time
Reworking Conditions with Soldering Iron
Item
Temperature of Soldering Iron-tip
Soldering Time
Diameter of Soldering Iron-tip
Conditions
360℃(max.)
3 sec (max.)
Φ
3mm (max.)
Caution: Do not touch the component surface with soldering iron directly to
prevent it from damage.
Recommended Soldering Pad Dimensions
Y
X
G
Z
Size
0603
0805
Z (mm)
3.0
3.4
G (mm)
1.0
1.0
4
X (mm)
1.0
1.4
Y (mm)
1.0
1.2
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
www.thinking.com.tw
2011.06
NTC Thermistor for Automotive: TSM-C Series
SMD NTC Thermistor for Temperature Sensing
Reliability (based on AEC-Q200 Rev-C)
Item
Standard
Test conditions / Methods
Test temp.
：150
+3/-0°C
High Temperature
Exposure (Storage)
MIL-STD-202
Method 108
Duration: 1000 h Unpowered
Measurement at 24±2 hours after test conclusion.
No visible damage
∣△R
25
/R
25
∣≦
5 %
Specifications
Lower test temp.：-55 +0/-3°
C
Upper test temp.：150 +3/-0°
C
Temperature
Cycling
JESD22
Method
JA-104
Soak Time at Lower or Upper Temperature：1 min
Cycle time：2 Cycles/hr
Number of cycles：1000
Measurement at 24±2 hours after test conclusion.
No visible damage
∣△R
25
/R
25
∣≦
5 %
Duration of 1 cycle: 24 h
Number of cycles: 10，Unpowered
Measurement at 24±2 hours after test conclusion.
Temp.
Start
Moisture
Resistance
MIL-STD-202
Method 106
1
2
3
4
5
6
7
25
65
65
25
65
65
25
Finish
65
65
25
65
65
25
25
humidity
(%)
90~100
90~100
80~100
90~100
90~100
80~100
80~100
Period
(hr)
2.5
3
2.5
2.5
3
2.5
8
No visible damage
∣△R
25
/R
25
∣≦
5 %
Step
Test temp.：85°
C
Rel. humidity of air： 85%
Biased Humidity
MIL-STD-202
Method 103
Duration: 1000 h
10% Rated Power.
Measurement at 24±2 hours after test conclusion.
No visible damage
∣△R
25
/R
25
∣≦
5 %
THINKING ELECTRONIC INDUSTRIAL CO., LTD.
All specifications are subject to change without notice.
5
www.thinking.com.tw
2011.06
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