Dongguan Heng Hao Electric Co., Ltd
Bimetallic thermostat, thermal protector, thermal switch manufacturer
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MF5A EPOXY-Sealed 5K 10K 50K 100 to 1MΩ NTC Thermistor Series
FEATURES
Epoxy-sealed,small volume,quick reaction,high sensitivity
Stable operation, high reliability, and high precision
Good Consistency, easy for interchange
PURPOSE
Precise temperature measurement
Temperature compensation for electronic wire
Circuit of temperature measurement and control
APLLICATION
Electronic thermometer,electrionc calendar,electrionic clock temperature display,electronic present
Cooling and heating equipment, heating of constant-temperature electrical appliances
Electronic temperature measurement and control circuit of automobile
Temperature sensor, temperature meter
Medical electronic equipment, electronic washing equipment
Mobile phone battery and charging electric appliance
Bread furnace and other small appliances
MAIN TECHNICAL SPECIFICATIONS
| Specification Name | Scope | Detection Condition |
| R25(nominal resistance value) | 500Ω~1MΩ | Constant temperature 25℃±0.05℃ |
| R25 Permissible variance(%) | ±1,±2, ±3, ±4 | Constant temperature 25℃±0.05℃ |
| B25/50 (material coefficient)(thermal-sensitivity index) | 3000~5000K | Constant temperature 25℃±0.05℃ Constant temperature 50℃±0.05℃ |
| B25/50 Value permissible variance(%) | ±1,±2 | Constant temperature 25℃±0.05℃ Constant temperature 50℃±0.05℃ |
| ∫(dissipation coefficient) | ≥1.5mw/℃ | Static in the air |
| T(thermal time constant) | ≤5S | Static in the air |
| Ta(Working temperature) | -40℃~+120℃ | |
| Pn (rated power) | 50mw | Within working temperature |
STRUCTURE AND SIZE
