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© 2018 Littelfuse, Inc. Revised: February 9, 2018
Specifications are subject to change without notice.
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product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at:
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Glass Encapsulated Thermistor
Leaded Thermistors
* Resistance tolerances of ± 1%, 2%, and 5% are available upon request
Specifications
Part
Number
Resistance
Ohms
@25°C
*Resistance
Tol. ± %
@ 25°C
R-T
Curve
Temperature
Coefficient
(%/°C)
@ 25°C
Beta (K)
0-50°C
Beta (K)
25-85°C
Dissipation
Constant,
Nominal
(mW/°C)
Thermal
Time
Constant,
Max. -
Still Air
(seconds)
Thermal
Time
Constant,
Max. - Well
Stirred Oil
(seconds)
Temperature
Range
(°C)
234RG1G 230000 2 R -4.68
4140 _
2 5 0.5 -55 to +300
254JG1J 250000 5 J -4.4 3892 3435 2 5 0.5 -55 to +300
254JG1K 250000 10
J -4.4
3892 _ 2 2 0.5 -55 to +300
304JG1K 300000 10 J -4.4 3892
_
2 5 0.5 -55 to +300
334RG1K 330000 10
R -4.68 4140
4263 2 5 0.5 -55 to +300
504RG1J 500000 5 R -4.68 4140
_
2 5 0.5 -55 to +300
504RG1K 500000 10 R -4.68 4140 _ 2 5 0.5 -55 to +300
105RG1J 1000000 5 R -4.68 4140 _ 2 5 0.5 -55 to +300
105RG1K 1000000 10 R -4.68 4140 _ 2 5 0.5 -55 to +300
105V3G1K 1000000 10 V3 -4.68
4369
_ 2 5 0.5 -55 to +300
205RG1K 2000000 10 R -4.68
4140
_ 2 5 0.5 -55 to +300
205V4G1K 2000000 10 V4 -4.85
4288
_ 2 5 0.5 -55 to +300
375Y1G2K 3700000 10 Y1 -5.33
4584
4800 2 5 0.5 -55 to +300
505YG7K 5000000 10 Y -5.22 4640
_
2 5 0.5 -55 to +300
Packaging
Packaging Option Packaging Code Standard Quantity Standard
Tape and Reel -TR 5000 EIA-296
