Datasheet

TFPT
www.vishay.com
Vishay
SMD PTC - Nickel Thin Film Linear Thermistors
FEATURES
• Alumina substrate base with nickel based PTC
thin film element
• 0603, 0805, and 1206 sizes available
• Available in tape and reel packaging
• Standard R25 tolerances: ± 0.5 %, ± 1 %, ± 5 %
• Operation range -55 °C to +150 °C
• High stability over the entire temperature range
• cUL recognized component: File E148885
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
QUICK REFERENCE DATA
PARAMETER
VALUE
DESCRIPTION
TFPT0603
Resistance value at 25 °C (2)
100 to 1K
Tolerance on R25-value (2)
TFPT0805
TFPT1206
100 to 5K
100 to 10K
UNIT

± 0.5; ± 1; ± 5
TCR at 25 °C
4110
Tolerance on TCR at 25 °C (1)
± 400
%
ppm/K
Operating temperature range:
at rated power
-55 to +70
at zero dissipation (4)
-55 to +150
°C
Dissipation factor  (for information only)
1.8
2.3
4
mW/K
Maximum rated power at 70 °C (P70)
75
100
125
mW
Maximum working voltage RCWV (3)
30
40
50
V
10
mg
Climatic category (LCT/UCT/days)
55/150/56
Weight
2
-
5.5
Notes
(1) Contact Vishay if closer TCR lot tolerance is desired
(2) Other R -values and tolerances are available upon request
25
(3) Rated continuous working voltage is maximum working voltage or P
70 x R whichever is less
(4) Zero power or zero dissipation is considered as measuring power max. 1 % of rated power P
70
STANDARD RESISTANCE VALUES at 25 °C in 
100
180
330
560
1.0K
1.8K
3.3K
5.0K
8.2K
120
220
390
680
1.2K
2.2K
3.9K
5.6K
10.0K
150
270
470
820
1.5K
2.7K
4.7K
6.8K
Note
• Rated continuous working voltage is maximum working voltage or
P 70 x R whichever is less
GLOBAL PART NUMBER INFORMATION
Global Part Numbering: TFPT1206L1002FM (preferred part number format)
T
F
P
T
1
2
0
6
L
1
0
0
2
F
M
GLOBAL MODEL
CHARACTERISTIC
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING
TFPT0603
TFPT0805
TFPT1206
L = Linear
1002 = 10K
D = ± 0.5 %
F=±1%
J=±5%
M = Lead (Pb)-free, T/R (5000 pieces)
V = Lead (Pb)-free, T/R (1000 pieces)
Z = Tin/lead, T/R (5000 pieces)
Y = Tin/lead, T/R (1000 pieces)
Revision: 22-Mar-11
Document Number: 33017
1
For technical questions, contact: nlr@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
TFPT
www.vishay.com
Vishay
DIMENSIONS in millimeters
CONSTRUCTION
A
Overcoating
D
Thermistor
C
B
E
Alumina substrate
PART 
NUMBER
A
B
C
D
E
TFPT 0603
1.60
± 0.10
0.85
± 0.10
0.45
± 0.10
0.30
± 0.20
0.30
± 0.20
TFPT 0805
2.00
± 0.15
1.25
± 0.15
0.45
± 0.10
0.40
± 0.20
0.40
± 0.20
TFPT 1206
3.20
± 0.15
1.60
± 0.15
0.55
± 0.10
0.50
± 0.25
0.50
± 0.25
Inner electrode
Nickel barrier
Solderable coating
Power in % of P70
Power Derating
110
100
90
80
70
60
50
40
30
20
10
0
- 75
- 50
- 25
0
25
50
75
100
125
150
175
Temperature in °C
Note
• Zero power is considered as measuring power max. 1 % of rated power P70
PERFORMANCE
(1)
TEST
High temperature exposure (100 h at 125 °C)
MAXIMUM R/R25 (2)
0.25 %
Effects of bonding (10 s solder dip at 260 °C)
0.25 %
Thermal shock (30 min at -55 °C, 30 min at 125 °C, 5 cycles)
0.25 %
Low temperature operation (maximum rated power for 2 h at -55 °C)
0.25 %
Short time overload (2.5 x RCWV for 5 s)
0.25 %
Load life (1000 h 70 °C, maximum rated power 1.5 h “ON”, 0.5 h “OFF”
0.25 %
Solderability (95 % coverage P/F)
P
Leaching (physical damage P/F)
P
Notes
(1) Environmental performance specifications use test procedures as outlined in MIL-R-23648D and MIL-STD-202
(2) TFPTs are ESD sensitive
Revision: 22-Mar-11
Document Number: 33017
2
For technical questions, contact: nlr@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
TFPT
www.vishay.com
Vishay
AVERAGE RATIO R/R25 TFPT ALL SIZES AND VALUES
TEMP.
R/R25
TEMP.
R/R25
TEMP.
R/R25
TEMP.
R/R25
TEMP.
R/R25
TEMP.
R/R25
0.702
0.705
0.708
0.712
0.715
0.719
0.722
0.725
0.729
0.732
0.736
0.739
0.743
0.746
0.749
0.753
0.756
0.760
0.763
0.767
0.771
0.774
0.778
0.781
0.785
0.788
0.792
0.796
0.799
0.803
0.806
0.810
0.814
0.817
0.821
-20
-19
-18
-17
-16
-15
-14
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
0.825
0.828
0.832
0.836
0.839
0.843
0.847
0.851
0.854
0.858
0.862
0.866
0.869
0.873
0.877
0.881
0.885
0.889
0.892
0.896
0.900
0.904
0.908
0.912
0.916
0.920
0.924
0.927
0.931
0.935
0.939
0.943
0.947
0.951
0.955
0.959
0.963
0.967
0.971
0.975
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
0.980
0.984
0.988
0.992
0.996
1.000
1.004
1.008
1.012
1.017
1.021
1.025
1.029
1.033
1.037
1.042
1.046
1.050
1.054
1.059
1.063
1.067
1.071
1.076
1.080
1.084
1.089
1.093
1.097
1.102
1.106
1.110
1.115
1.119
1.124
1.128
1.133
1.137
1.141
1.146
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
1.150
1.155
1.159
1.164
1.168
1.173
1.177
1.182
1.186
1.191
1.196
1.200
1.205
1.209
1.214
1.219
1.223
1.228
1.232
1.237
1.242
1.246
1.251
1.256
1.261
1.265
1.270
1.275
1.280
1.284
1.289
1.294
1.299
1.303
1.308
1.313
1.318
1.323
1.328
1.333
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
1.337
1.342
1.347
1.352
1.357
1.362
1.367
1.372
1.377
1.382
1.387
1.392
1.397
1.402
1.407
1.412
1.417
1.422
1.427
1.432
1.437
1.442
1.448
1.453
1.458
1.463
1.468
1.473
1.478
1.484
1.489
1.494
1.499
1.505
1.510
1.515
1.520
1.526
1.531
1.536
140
141
142
143
144
145
146
147
148
149
150
1.541
1.547
1.552
1.557
1.563
1.568
1.574
1.579
1.584
1.590
1.595
-55
-54
-53
-52
-51
-50
-49
-48
-47
-46
-45
-44
-43
-42
-41
-40
-39
-38
-37
-36
-35
-34
-33
-32
-31
-30
-29
-28
-27
-26
-25
-24
-23
-22
-21
RATIO FORMULA
RT = R25 x (9.0014 x 10-1 + 3.87235 x 10-3 (°C)-1 x T + 4.86825 x 10-6 (°C)-2 x T2 + 1.37559 x 10-9 (°C)-3 x T3)
T(°C) = 28.54 x (RT/R25)3 - 158.5 x (RT/R25)2 + 474.8 x (RT/R25) - 319.85)

RATIO TOLERANCE EXAMPLES:
RATIO TOLERANCES
LOW TEMP.
HIGH TEMP.
TOL.
-55 °C
+150 °C
±4%
-40 °C
+125 °C
±3%
-20 °C
+85 °C
±2%
0 °C
+55 °C
±1%
+12 °C
+40 °C
± 0.5 %
Revision: 22-Mar-11
At 40 °C, ratio = 1.063 ± 0.5 % (0.005)
so, ratio = 1.058 to 1.068
At 125 °C, ratio = 1.460 ± 3 % (0.044)
so, ratio = 1.416 to 1.504
Document Number: 33017
3
For technical questions, contact: nlr@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
TFPT
www.vishay.com
Vishay
Ratio RT/R25
1.7
1.6
1.5
Max.
1.4
1.3
Ratio
Min.
1.2
1.1
1.0
Min.
0.9
Max.
0.8
0.7
0.6
- 75
- 50
- 25
0
25
50
75
100
125
150
Temperature in °C
TCR Typical Value
4800
4700
4600
TCR in ppm/K
4500
4400
4300
4200
4100
4000
3900
3800
3700
3600
- 75
- 50
- 25
0
25
50
75
100
125
150
175
Temperature in °C
Revision: 22-Mar-11
Document Number: 33017
4
For technical questions, contact: nlr@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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Revision: 02-Oct-12
1
Document Number: 91000