Optoelectronic Components for Smoke Detection
An electro-optical smoke detector consists of an emitting diode and photodiode assembly which exhibits a signal under the presence of smoke. Excelitas offers emitting diodes and photodiodes, as well as custom assemblies to address the requirements of electro-optical smoke detectors.
Part Number
VTE1291-1H
VTE1291-1H - IRED, T-1 ¾ (5mm) Plastic Package, 20mW, Beam angle of ±12°
The VTE1291-1H is a GaAlAs Infrared Emitting Diode in a lensed, plastic package with a narrow beam angle. This 880nm GaAlAs infrared emitting diode (IRED) is mounted in a T 1 ¾ (5mm diameter) lensed plastic package. This IRED has a narrow emission beam profile suitable for smoke detection, IR illumination and optical switching applications.
Part Number
VTE1291-2H
VTE1291-2H - IRED, T-1¾ (5mm) Plastic Package, 25mW, Beam angle of ±12°
The VTE1291-2H is a GaAlAs Infrared Emitting Diode (IRED) mounted in a T 1¾ (5mm diameter) lensed plastic package with a narrow beam angle. This 880 nm GaAlAs IRED has a narrow emission beam profile, a characteristic making it suitable for smoke detection, IR illumination and optical switching applications.
Part Number
VTE3310
VTE3310 - T-1 (3mm) Plastic Package Lensed, 1mW, Beam angle of ±5°
The VTE3310 is a 460nm, InGaN Blue emitting diode mounted in a long T-1 (3mm diameter) lensed plastic package. With a narrow beam angle ±5°, this Blue LED is suitable for smoke detection applications.
Part Number
VTE3374LAH
VTE3374LAH - IRED, T-1 (3mm) Plastic Package, 5mW, Beam angle of ±10°
The VTE3374LAH is a 880 nm GaAlAs Infrared Emitting Diode (IRED)mounted in a long T-1 (3 mm diameter) lensed plastic package. With a narrow beam angle of ±10°, this 880 nm GaAlAs IRED is suitable for smoke detection, IR illumination and optical switching applications.
Part Number
VTE3375LA
VTE3375LA - T-1 (3mm) Plastic Package Lensed, 3mW, Beam angle of ±12.5°
The VTE3375LA is a 880 nm GaAlAs Infrared Emitting Diode (IRED) mounted in a long T-1 (3mm diameter) lensed plastic package. With a narrow beam angle of ±12.5°, this IRED is suitable for smoke detection, IR illumination and optical switching applications.
Part Number
VTP1232H
VTP1232H - Si PD, T1 3/4 Lensed, 2.326mm2
The VTP1232H is a silicon photodiode in a clear end-looking T1¾ lensed package with an enhanced response in the visible and near IR spectral range. This photodiode exhibits a very high shunt resistance, low dark current and low capacitance.
Part Number
VTP3420LA
VTP3420LA - T-1 Lensed IRT, 1.64mm2
The VTP3420LA is a silicon photodiode in a visible-blocking end-looking, long T1 lensed package with an enhanced response in the near IR spectral range. This photodiode exhibits a very high shunt resistance, low dark current and low capacitance.