10kThermistor

NTC thermistors for
temperature measurement
Leaded NTCs,
lead spacing 5 mm
Series/Type: B57164
Date: March 2006
© EPCOS AG 2006. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.

Applications
Temperature compensation
Temperature measurement
Temperature control
Features
Wide resistance range
Cost-effective
Lacquer-coated thermistor disk
Tinned copper leads
Lead spacing 5.0 mm
Marked with resistance and tolerance
Delivery mode
Bulk (standard),
cardboard tape, reeled or in Ammo pack
Dimensional drawing
Dimensions in mm
Approx. weight 0.4 g
General technical data
Climatic category (IEC 60068-1) 55/125/21
Max. power (at 25 °C) P25 450 mW
Resistance tolerance ∆RR/RR±5, ±10 %
Rated temperature TR25 °C
Dissipation factor (in air) δth approx. 7.5 mW/K
Thermal cooling time constant (in air) τcapprox. 20 s
Heat capacity Cth approx. 150 mJ/K
Electrical specification and ordering codes
R25
ΩNo. of R/T characteristic
B25/100
K
Ordering code
+ = Resistance tolerance
J = ±5%
K = ±10%
15 1203 2900 ±3% B57164K0150+000
22 1203 2900 ±3% B57164K0220+000
33 1203 2900 ±3% B57164K0330+000
47 1302 3000 ±3% B57164K0470+000
68 1303 3050 ±3% B57164K0680+000
100 1305 3200 ±3% B57164K0101+000
150 1305 3200 ±3% B57164K0151+000
220 1305 3200 ±3% B57164K0221+000
Temperature measurement B57164
Leaded NTCs, lead spacing 5 mm K164
Page 2 of 61Please read Important notes and
Cautions and warnings at the end of this document.

R25
ΩNo. of R/T characteristic
B25/100
K
Ordering code
+ = Resistance tolerance
J = ±5%
K = ±10%
330 1306 3450 ±3% B57164K0331+000
470 1306 3450 ±3% B57164K0471+000
1 k 1011 3730 ±3% B57164K0102+000
1.5 k 1013 3900 ±3% B57164K0152+000
2.2 k 1013 3900 ±3% B57164K0222+000
3.3 k 4001 3950 ±3% B57164K0332+000
4.7 k 4001 3950 ±3% B57164K0472+000
6.8 k 2903 4200 ±3% B57164K0682+000
10 k 2904 4300 ±3% B57164K0103+000
15 k 1014 4250 ±3% B57164K0153+000
22 k 1012 4300 ±3% B57164K0223+000
33 k 1012 4300 ±3% B57164K0333+000
47 k 4003 4450 ±3% B57164K0473+000
68 k 2005 4600 ±3% B57164K0683+000
100 k 2005 4600 ±3% B57164K0104+000
150 k 2005 4600 ±3% B57164K0154+000
220 k 2007 4830 ±3% B57164K0224+000
330 k 2006 5000 ±3% B57164K0334+000
470 k 2006 5000 ±3% B57164K0474+000
Temperature measurement B57164
Leaded NTCs, lead spacing 5 mm K164
Page 3 of 61Please read Important notes and
Cautions and warnings at the end of this document.

Reliability data
Test Standard Test conditions ∆R25/R25
(typical)
Remarks
Storage in
dry heat
IEC
60068-2-2
Storage at upper
category temperature
T: 125 °C
t: 1000 h
< 3% No visible
damage
Storage in damp
heat, steady state
IEC
60068-2-78
Temperature of air: 40 °C
Relative humidity of air: 93%
Duration: 21 days
< 3% No visible
damage
Rapid temperature
cycling
IEC
60068-2-14
Lower test temperature: 55 °C
Upper test temperature: 125 °C
Number of cycles: 100
< 3% No visible
damage
Endurance Pmax: 450 mW
t: 1000 h
< 3% No visible
damage
Long-term stability
(empirical value)
Temperature: 125 °C
t: 10000 h
< 5% No visible
damage
Temperature measurement B57164
Leaded NTCs, lead spacing 5 mm K164
Page 4 of 61Please read Important notes and
Cautions and warnings at the end of this document.

R/T characteristics
B57164K0150J000
R/T No. 1203
T (°C) B25/100 = 2900 K, R25 =15Ω, TR=25°C, ∆RR/RR=±5%
Rnom[Ω] Rmin[Ω] Rmax[Ω]∆RR/RR[±%] ∆T[±°C] α(%/K)
55.0 453.8 382.3 525.3 15.8 2.8 5.6
50.0 344.5 293.3 395.7 14.9 2.7 5.4
45.0 264.2 227.2 301.2 14.0 2.7 5.2
40.0 204.8 177.8 231.7 13.2 2.6 5.0
35.0 160.1 140.2 179.9 12.4 2.6 4.8
30.0 126.3 111.6 141.0 11.7 2.5 4.7
25.0 100.5 89.52 111.5 10.9 2.4 4.5
20.0 80.64 72.38 88.89 10.2 2.4 4.3
15.0 65.17 58.93 71.40 9.6 2.3 4.2
10.0 53.06 48.32 57.80 8.9 2.2 4.0
5.0 43.49 39.88 47.11 8.3 2.1 3.9
0.0 35.89 33.12 38.66 7.7 2.0 3.8
5.0 29.80 27.67 31.93 7.1 2.0 3.7
10.0 24.89 23.25 26.54 6.6 1.9 3.5
15.0 20.91 19.64 22.18 6.1 1.8 3.4
20.0 17.67 16.69 18.65 5.5 1.7 3.3
25.0 15.00 14.25 15.75 5.0 1.6 3.2
30.0 12.80 12.09 13.51 5.5 1.8 3.1
35.0 10.98 10.32 11.63 6.0 2.0 3.0
40.0 9.455 8.845 10.06 6.4 2.2 2.9
45.0 8.180 7.617 8.743 6.9 2.4 2.9
50.0 7.108 6.588 7.627 7.3 2.6 2.8
55.0 6.200 5.722 6.679 7.7 2.9 2.7
60.0 5.430 4.989 5.871 8.1 3.1 2.6
65.0 4.773 4.368 5.179 8.5 3.3 2.5
70.0 4.211 3.837 4.585 8.9 3.6 2.5
75.0 3.728 3.383 4.072 9.2 3.8 2.4
80.0 3.310 2.993 3.628 9.6 4.1 2.3
85.0 2.949 2.656 3.243 9.9 4.4 2.3
90.0 2.636 2.365 2.907 10.3 4.6 2.2
95.0 2.363 2.112 2.613 10.6 4.9 2.2
100.0 2.124 1.892 2.355 10.9 5.2 2.1
105.0 1.914 1.699 2.129 11.2 5.5 2.1
110.0 1.730 1.530 1.929 11.5 5.8 2.0
115.0 1.567 1.382 1.752 11.8 6.1 2.0
120.0 1.423 1.251 1.595 12.1 6.4 1.9
125.0 1.296 1.135 1.456 12.4 6.7 1.9
Temperature measurement B57164
Leaded NTCs, lead spacing 5 mm K164
Page 5 of 61Please read Important notes and
Cautions and warnings at the end of this document.