MIL-PRF-23648-2 Resistor, Thermal \(Thermistor\), Insulated Negative Temperature Coefficient Style Rth08This specification covers the requirements for style RTH08 thermistors. This style is available in resistance ratios A, B, and C. The only terminal lead available is S type. Resistance tolerance versus temperature characteristics F, G, J, and K are applicable through the maximum temperature of 125 degrees C.

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MIL-PRF-23648/2E

FIGURE 2. Derating curve for high ambient temperatures.

3.6 Resistance.

3.6.1 Resistance at 25 �C. Standard values shall be as specified in MIL-PRF-23648 except that the 5

percent decade values shall also be used for resistance tolerances F and G. Minimum and maximum

resistance values shall be in accordance with table I.

TABLE I. Minimum and maximum resistance values (at 25�C)

for each available resistance ratio.

Ratio

19.8 (A)

29.4 (B)

48.7 (C)

ohms

27 min

180 min

2.2k min

180 max

1,800 max

22k max