Excelitas PYD 1378 Dual-Element Pyro
PART/ PYD 1378 (LHi 778)

PYD 1378 Low Cost Dual-Element Pyro

The Excelitas PYD 1378 Dual-Element Pyrodetector (replacement to the LHi 778) features two elements in series connection with FET in-source follower circuit, integrated into a TO-5 metal housing with a small optical window.

This Pyrodetector provides two sensing elements in opposed series connection and a source follower circuit. The PYD 1378 delivers exceptional economy and value for high-volume motion detection applications without sacrificing performance.

ProductPhoto_IR_PYD1178-schematic_0
Responsivity 4.2 kV/W (typical)
Noise 20µVpp (typical) / 50µVpp (max)

Operation requirements

2 - 12V

Housing with optical window TO-5
Field-of-View (horiz/vert): 71° /71°
Responsivity 4.2 kV/W (typical)
Noise 20µVpp (typical) / 50µVpp (max)

Operation requirements

2 - 12V

Housing with optical window TO-5
Field-of-View (horiz/vert): 71° /71°
Close