T, M, C
Vishay Dale
www.vishay.com
NTC Thermistors, Radial Leaded and Coated
FEATURES
• Small size - conformally coated
• Wide resistance range
• Available in 7 different R-T curves
• Available in point matched tolerances down to
1 % and curve tracking precision down to
0.2 ꢀC
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
QUICK REFERENCE DATA
PARAMETER
VALUE
UNIT
Resistance value at 25 ꢀC
30 to 1M
Ω
APPLICATIONS
Tolerance on R25-value
(point matched)
1, 5, 10
0.2, 0.5,
%
Temperature measurement, sensing and control in
industrial, consumer and telecom applications. For
on-board sensing or for accurate remote sensing in metal
probes or housings.
Temperature accuracy
(curve tracking)
1
ꢀC
B
25/75 -value
25/85 -value
3477 to 4842
3468 to 4875
50 to 100
K
K
B
DESCRIPTION
Maximum dissipation
mW
Models T, M, and C are conformally coated, leaded
thermistors. The coating is baked-on phenolic for durability
and long-term stability. Models M and C have tinned solid
copper leads. Model T has solid nickel wires with Teflon®
insulation.
Dissipation factor δ
2 to 3.5
6 to 14
1.3
mW/K
(for information only)
Thermal time constant τ
(for information only)
s
s
Response time (oil)
(for information only)
DESIGN-IN SUPPORT
Operating temperature range
at zero power (short term)
-40 to +125 (150)
ꢀC
g
For complete Curve Computation, visit:
www.vishay.com/thermistors/curve-computation-list/
Weight
≈ 0.075 to 0.15
T, M, C PRODUCT DATA AND R25 RESISTANCE RANGE AVAILABILITY
B25/75
(K)
B25/85
(K)
TCR25
(%/K)
T
(kΩ)
M
(kΩ)
C
(kΩ)
R25 TꢀL.
AVAILABILITY
CURVE
2
3477
3679
3925
3964
4247
4437
4842
3486
3694
3943
3974
4262
4461
4875
-3.84
-4.03
-4.30
-4.39
-4.67
-4.83
-5.23
0.03 to 3.3
10 to 56
20 to 220
0.2 to 18
10 to 100
10 to 270
47 to 1000
75
1, 5, 10
1, 5, 10
1, 5, 10
1, 5, 10
1, 5, 10
1, 5, 10
1, 5, 10
9
8
1
4
7
12
Maximum dissipation at 25 ꢀC in mW
Dissipation factor in mW/K (1)
Response time in s (1)
50
2.0
1.3
14
100
3.0
1.4
6
2.5
1.2
Thermal time constant in s (1)
10
Note
(1)
For information only, dissipation factor, response time, and thermal time constant are wire type and product size dependent.
STANDARD RESISTANCE VALUES at 25 ꢀC in Ω
33
39
47
50
56
68
82
270
330
390
470
500
560
680
820
1K
2.2K
2.7K
3.3K
3.9K
4.7K
5.0K
5.6K
6.8K
8.2K
10K
12K
15K
18K
22K
27K
33K
39K
47K
50K
56K
150K
220K
270K
330K
390K
470K
500K
560K
680K
820K
1M
100
120
150
180
220
68K
1.2K
1.5K
1.8K
82K
100K
120K
Note
•
Most popular and available values, intermediate resistance values and tolerances available on request.
Revision: 24-Sep-15
Document Number: 33003
1
For technical questions, contact: thermistor1@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