CPTC Thermistor：TPM Type
：
SMD CPTC Thermistor for Over-Current Protection
Features
1. RoHS & Halogen-free compliant
2. EIA size 0603
3. Suitable for reflow soldering
4. Suitable for over-current or short circuit protection
Recommended Applications
1. Notebook
2. AC adapter
3. Battery charger
4. LED
5. Over-current protection for any consumer device
Part Number Code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product Type
Thinking CPTC
Thermistor
TPM Type
Series
Over
current
protection
series
Zero Power
Resistance at 25℃
℃
330
470
101
33
47
100
Curie Point
Temperature
095
100
105
95℃
Packaging
R
Reel
Bulk
Optional
Suffix
001 ~ZZZ
TPM
P
100℃
B
105℃
Size (EIA)
0
1
2
0402
0603
0805
Tolerance of R25
M
±
20﹪
■
Structure and Dimensions
(Unit: mm)
Part No.
TPM1P
Size (EIA)
0603
L1
1.60±0.15
W
0.80±0.15
H max.
0.95
L2 and L3.
0.4±0.02
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
1
www.thinking.com.tw
2011.06
CPTC Thermistor：TPM Type
：
SMD CPTC Thermistor for Over-Current Protection
■
Electrical Characteristics
Curie
Point
Temp.
Zero Power
Resistance
at 25℃
Non-operating
Current
@ +25℃
Tc (℃)
R25( )
@ +60℃
Trip Current
(at -10℃)
@-10℃
@ +25℃
V
dc
(V)
Imax(mA)
Operating
Temperature
Range
@ Vmax
@V=0
Part No.
Size
(EIA)
Max.
Voltage
Max.
Current
In(mA)
It(mA)
T
L
~T
U
(℃)
TPM1P330M100R
TPM1P470M100R
TPM1P101M100R
TPM1P221M100R
TPM1P471M100R
0603
100±10
33
47
100
220
470
36
29
21
14
10
25
20
15
10
7
85
75
55
35
25
71
61
45
29
21
24
900
630
300
130
60
-10 ~ +60 -40½+125
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
2
www.thinking.com.tw
2011.06
CPTC Thermistor：TPM Type
：
SMD CPTC Thermistor for Over-Current Protection
■
Protective Threshold Current Range
TPM1P330M100R
100
TPM1P470M100R
100
-10
12
11.5
11
10.1
24.8
23.8
22.6
-10
12
11.5
11
10.1
24.8
23.8
22.6
21.5
80
0
10
Trip current
Current (mA)
80
0
10
Trip current
Current (mA)
60
60
20
30
21.5
20
30
9.5
20
Protective threshold current
8.7
8
18.8
17.4
9.5
20
Protective threshold current
8.7
8
7.1
18.8
17.4
15.8
40
40
50
60
40
40
50
Non-operating current
20
7.1
15.8
20
Non-operating current
60
0
-10
0
10
20
30
40
50
60
Ambient Temperature (℃)
0
-10
0
10
20
30
40
50
60
Ambient Temperature (℃)
TPM1P101M100R
60
-10
0
30
28.3
26.7
25
23
21
18.6
16.3
54.6
52
49
46.2
43.6
Protective threshold current
40.3
37
Trip current
40
Current (mA)
10
20
30
40
20
Non-operating current
60
50
33.3
0
-10
0
10
20
30
40
50
60
Ambient Temperature (℃)
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
3
www.thinking.com.tw
2011.06
CPTC Thermistor：TPM Type
：
SMD CPTC Thermistor for Over-Current Protection
■
Typical Application Circuit
PTC
PTC
LOAD
Fig 1. Over-current Protection
Fig 2. LED Protection
Soldering Recommendation
IR-Reflow Soldering Profile
Preheating
255~260℃
Peak temp
Cooling
Temperature
217℃
150~200℃
60~150 sec
Tamb
3℃/sec
(max.)
60~180 sec
3℃/sec
(max.)
20~40
sec
6℃/sec
(max.
)
8 minutes max
Time
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
4
www.thinking.com.tw
2011.06
CPTC Thermistor：TPM Type
：
SMD CPTC Thermistor for Over-Current Protection
Reworking Conditions With Soldering Iron
Item
Temperature of Soldering Iron-tip
Soldering Time
Conditions
360℃ (max.)
3 sec (max.)
Φ3mm
(max.)
Diameter of Soldering Iron-tip
Caution: Do not touch the component surface with soldering iron directly to
prevent it from damage.
Recommended Pad Dimensions
Y
X
G
Z
Size
0603
Z (mm)
3.0
G (mm)
1.0
X (mm)
1.0
Y (mm)
1.0
THINKING ELECTRONIC INDUSTRIAL Co., LTD.
All specifications are subject to change without notice
5
www.thinking.com.tw
2011.06
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