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D A T A S H E E T
Pyroelectric Infrared Detectors
Dual Element Detector
NEW: Integrated amplifier
High output signal Design for special alarm applications
The LHi 2068 pyroelectric infrared-detector is a new unique design with dual element configuration and integrated amplifier. Two elements are connected in series and feed the signal into an operational amplifier. It offers a highly stable responsivity with excellent common mode performance (match) and low noise, with extended frequency performance .
Parameters min Element size R esponsivity Match Noise
50 LHi 2068
p
LHi 2068
typical
2x1 90 1 0,5
ma x
units
mm2 kV /W
condition
(2 elements) 100°C, 1 Hz
10 0,75
% mV pp 25°C , 0,3...10Hz
Right for modification reserved / WS /, 29.6.
LHI2068 Datasheet
