NTC Type JR

main-type-JR-thermistor

NTC chip thermistor with insulated flexible wires and housed in an eyelet tag.

 

Check Distributor Stock

Features

  • Suitable for surface temperature measurement
  • Sensing element electrically isolated from tag
  • Two standard resistance values: 10 kΩ & 20 kΩ nominal at 77°F (25°C)
  • Eyelets to fit M3, M4 & M5 screw sizes
  • Range of wire lengths 1.97 in to 78.74 in (50 mm to 2000 mm)
  • Typical applications include semiconductor heatsinks, enclosure panels

Specifications

Description

NTC chip thermistor with insulated flexible wires and housed in an eyelet tag.

Options

  • Other resistance - temperature characteristics
  • Other wire types

Data

  • R25: 10 KΩ ± 5% (JR103R5MxLxxx) 20 KΩ ± 5% (JR203R5MxLxxx)
  • B 25/85: 3977 K ± 0.75%
  • Temperature range: -22°F to 221°F (-30°C to 105°C)
  • Insulation resistance: 500 VDC
  • Wire conductors: Tin-plated copper 7 x 0.1 mm diameter
  • Wire insulation: Irradiated PVC
  • Pack quantity and MOQ: 200 pcs

ntc-JR_dim


Temperature
°C
Rt/R25 Nominal
Ω
Resistance Tolerance
± %
Temperature Tolerance
± °C
-20 9.6807 6.80 1.17
-15 7.2809 6.58 1.17
-10 5.5253 6.35 1.17
-5 4.2292 6.14 1.17
0 3.2640 5.94 1.16
5 2.5391 5.74 1.16
10 1.9902 5.54 1.16
15 1.5713 5.36 1.15
20 1.2493 5.18 1.15
25 1.0000 5.00 1.14
30 0.8056 5.17 1.21
35 0.6530 5.34 1.29
40 0.5325 5.50 1.37
45 0.4367 5.65 1.45
50 0.3601 5.81 1.53
55 0.2985 5.96 1.61
60 0.2487 6.10 1.69
65 0.2082 6.24 1.78
70 0.1751 6.38 1.87
75 0.1480 6.52 1.96
80 0.1256 6.65 2.05
85 0.1070 6.77 2.15
90 0.09155 6.90 2.24
95 0.07864 7.02 2.34
100 0.06781 7.14 2.44
105 0.05868 7.26 2.54
 
Copyright © 2017 Amphenol Corporation. All Rights Reserved.