1. Glass encapsulation, capability of operating in the bad environment of high temperature and high humidity because of the glass encapsulation framework.

2.  High precision of temperature testing, good stability and broad range of resistance.

3. Small size, fast response, high sensitivity.

4. Without leads, convenient for SMT automatic installation.

1. Automatic work facilities (such as lap-tops, copiers, printers and so on).

2. Digital equipments (such as mobile phones, PDA and etc.).

3. Rechargeable battery (lithium battery, ni-mh battery).

4. Temperature compensation of loops of instrument, integrated circuit, quartz crystal monofier and thermocouple.

Main Techno-parameter:

1. The range of resistance under the rated zero power (R25℃): 0.1~1000KΩ

2. The allowable tolerance of R25℃: ±1%, ±2%, ±3%, ±5%, ±10%

3. The allowable tolerance of B value: ±0.5%, ±1%

4. Dissipation factor: model A≥2mW/℃ (in still air), model B≥1mW/℃ (in still air)

5. Thermal time constant: model A≤10S (in still air), model B≤5S (in still air)

6. Operating temperature range: -55~220℃

7. Rated power at 25℃: model A≤10mW, model B≤5mW