Negative Temperature Coefficient (NTC) Thermistors

Temperature Measurement Sensors - JFR series

NTC chips soldered with lead frame wire then encapsulated by well controlled thin film materials.

Symbols in the PN:
  x - resistance tolerance: F=±1%
  y - B tolerance: F=±1%

Part type Resistance
at 25 °C
[Ω]
Thermal time
constant
[s]
Material constant B
[°K]
Operating
temperature
[°C]
JFR103x344y 10000 5 3435 -50 ~ +90
JFR104x439y 100000 5 4390 -50 ~ +125