LHi1128
LHi1128 is PYROELECTRIC FOUR ELEMENT DETECTORS manufactured by Excelitas.
Features and Benefits
- TO-5 metal housing
- Different window sizes
- Single channel output
Pyroelectric detectors for motion Sensing
Product Description
This series of four element “Quad” detectors provides all four elements connected to one mon output. This configuration enables specific applications in ceiling mount location when applied with suitable lens or mirror optics designs. Two different window options are provided: Large window or standard rectangular window size. For better EMI protection, the built-in capacitor option is available.
LHi 1128
LHi 1128, PYQ 1398
Parameter Responsivity, min. Responsivity, typ. Match, max. Noise, max. Noise, typ. Spec. detectivity Field of view, horizontal Field of view, vertical Source voltage Operating voltage
PYQ 1398
All dimensions in mm
Symbol
Rmin R
Mmax Nmax Ntyp D- Fo V Fo V
LHI 1128
5.4 6.5 10 100 30 8 156° 125° 0.2 - 1.55 2.0 ... 12
PYQ 1398
5.4 6.5 15 100 40 14 103° 97° 0.2 - 1.55 2.0 ... 12
Unit k V/W k V/W
% µVpp µVpp 107cm- √Hz/W
Remark f = 1 Hz f = 1 Hz
0.4…10 Hz / 20° C 0.4…10 Hz / 20° C 1 Hz / 1 Hz BW / 20° C
Unobstructed Unobstructed 47 kΩ / 20° C / 5 V 47 kΩ / 20° C
.excelitas....
