Products
Pyroelectric Sensors
Application:
Automatic lighting switchesProduct characteristics:
The junction field effect tube realizes impedance transformation in the form of source follower1. Description
HDA-243A pyroelectric infrared sensor uses the characteristics of temperature change to detect infrared radiation, and adopts the method of dual element compensation to suppress the interference caused by temperature change, thus improving the working stability of the sensor.
2. Appearance and dimension
3. Technical specifications
| Window size | 3*4mm |
Infrared receiving electrode | 2*1mm, 2elements |
| Package | TO-5 |
| Receiving wavelength | 5~14μm |
| Transmittance | ≥80% |
| Output signal peak | ≥3550mV |
| Sensitivity | ≥3350V/W |
| Detection rate | 1.6 ×108cmHz 1/2/W |
| Noise peak | ＜65mV |
| Output balance value | ＜10% |
| Source voltage | 0.3~1.2V |
| Power supplier voltage | 3~15V |
Operating temperature range | -30~70℃ |
Storage temperature range | -40~80℃ |
| Incident angle diagram |  |
equivalent circuit diagram |  |
4.Testing method
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