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Silicon Photodetectors

Marktech Optoelectronics offers cutting-edge silicon photodetectors that excel in precise detection of light ranging in wavelength from 250nm to 1100nm. This UV to visible to near infrared (NIR) detection ability makes our silicon photodiodes (SiPDs) a perfect fit for a wide range of applications such as medical diagnostics, aerospace and defense, chemical analysis, photoelectric sensing, and environmental monitoring. Marktech’s lineup of advanced silicon photodiode detectors consist of several detector families or series based on their spectral sensitivity ranges

Smart Devices

Silicon Photodetector

Product Photo Series Peak Wavelength Spectral Range Active Area Dark Current Size Buy Now Specs
MTD6100PT 880 400-1100 .19 mm2 10nA@10V Pigtail Metal Can Domed Lens (1 pin) Digikey
Mouser
MTD1200M3B 925 400-1100 .88mm2 0.5nA@10V 3mm Ceramic Domed Lens (2 pin) Digikey
MT03-071 950 350-1100 0.12mm2 1.0nA@5V 2.1x2.1 SMD Flat Lens (2 pin) Price Quote
MTD5052N 525 410-580 0.57mm2 5pA@5V TO-18 Metal Can Domed Lens (2 pin) Digikey
Mouser
MTD5052W 525 410-580 0.57mm2 5pA@5V TO-18 Metal Can Flat Lens (2 pin) Digikey
Mouser
MTD5052D3 525 410-580 0.57mm2 5pA@5V 3mm Plastic Flat Lens (2 pin) Price Quote
MTPD2601SIW-100 Multi Detector 950 // 1750 (InGaAs) 250-1100 // 800-2600 (InGaAs) 1.0 mm2 10nA@5V TO-39 Metal Can Flat Lens (3 pin) Digikey
Mouser
MTD3910D3 940 400-1060 1.21mm2 10nA@10V 3mm Plastic Flat Lens (2 pin) Digikey
Mouser
MTD3910PM 900 400-1100 1.21mm2 10nA@10V TO-18 Low Profile Metal Can Domed Lens (2 pin) Digikey
Mouser
MTD3910W 940 400-1060 1.21mm2 10nA@10V TO-18 Metal Can Flat Lens (2 pin) Digikey
Mouser
MTD3910N 900 400-1100 1.21mm2 10nA@10V TO-18 Metal Can Domed Lens (2 pin) Digikey
Mouser
MTD3910GC-F3 940 850-1060 1.21mm2 10nA@10V 5mm Plastic Round Lens (2 pin) Price Quote
MTD3910G-F3 940 750-1060 1.21mm2 10nA@10V 5mm Plastic Round Lens (2 pin) Price Quote
MT03-023 Series 4 950 250-1100 1.2mm2 10nA@5V TO-46 Metal Can Flat Lens (3 pin ISO) Digikey
Mouser
MT03-021 Series 4 950 250-1100 1.2mm2 1nA@5V Ceramic SAW Package (6 PIN) Digikey
Mouser
MTD1114M3B 925 400-1100 1.44mm2 0.5nA @ 10V 3mm Ceramic Domed Lens (2 pin) Digikey
Mouser
MT03-002 Series 8 940 350-1100 10.0mm2 1nA@10V TO-5 Metal Can Flat Lens (2 pin) Digikey
Mouser
MT03-027 Series 8 950 350-1100 10.0mm2 2.0nA@5V TO-5 Metal Can Flat Lens (3 pin) Digikey
Mouser
MT03-003 Series 11 940 250-1100 15.0mm2 1nA@5V TO-5 Metal Can Flat Lens (2 pin) Digikey
Mouser
MT03-028 Series 11 940 250-1100 15.0mm2 1nA@5V TO-5 Metal Can Flat Lens (3 pin) Digikey
Mouser
MT03-003-2 Series 11 940 250-1100 15.0mm2 1nA@5V TO-5 Metal Can Flat Lens (2 pin) Price Quote
MTD5032M8 950 400-1100 17.7mm2 10nA@10V Low Profile Metal Can Domed Lens (2 pin) Mouser
MT03-029 Series 11 808 400-1100 3.6mm2 1nA@5V Ceramic SAW Package (8 PIN) Digikey
Mouser
MT03-004 Series 8 940 400-1100 4.0 x 1.44mm2 0.5nA @ 10V TO-5 Metal Can Flat Lens (4 pin) Digikey
Mouser
MT03-001 Series 8 940 350-1100 5.0mm2 1nA@10V TO-5 Metal Can Flat Lens (2 pin) Digikey
Mouser
MT03-026 Series 4 950 250-1100 5.0mm2 0.5nA@5V T0-5 Metal Can Flat Lens (3 pin) Digikey
Mouser
MT03-072 940 350-1100 50mm2 30nA@12V TO-8 Metal Can Flat Lens (6 pin) Digikey
Mouser
MT03-018 Series 4 950 250-1100 7.5mm2 10nA@5V TO-5 Metal Can Flat Lens (2 pin) Digikey
Mouser
MT03-022 Series 4 950 250-1100 7.5mm2 10nA@5V TO-5 Metal Can Flat Lens (3 pin ISO) Digikey
Mouser
MT03-036 Series 4 950 250-1100 7.5mm2 10nA@5V TO-5 Metal Can Flat Lens (2 pin) Digikey
Mouser

Harness the Power of Light with Silicon Photodetectors

From scientific breakthroughs to cutting-edge technologies, silicon photodetectors have transformed multiple industries by enabling precise light detection. With their broad range of applications, exceptional characteristics, and unrivaled performance, these detectors continue to drive innovation and push the boundaries of what is possible. The reasonable cost, high sensitivity, and versatility of silicon photodiodes have made them a mainstay in photodetection.

Marktech Silicon PN photodiodes are available in various package types such as hermetically sealed metal cans (TO-5, TO-18, and TO-39), ceramic SAW packages, pigtail metal cans, and 3mm molded plastic through-hole (flat lens or dome ceramic).  Custom packaging of silicon detectors to OEM specifications is available as well.

Applications

Analytical Instruments & Scientific Research

In scientific laboratories and research institutions, silicon photodetectors play a crucial role in measuring light intensity and wavelength. They are extensively used in fields such as spectroscopy, fluorescence, and radiometry to facilitate accurate data collection, enabling breakthroughs in physics, chemistry, biology, and more.

Communications

Silicon photodetectors are the backbone of modern optical communication systems. By converting light signals into electrical signals, these detectors enable efficient and high-speed data transmission in fiber optic networks, ensuring seamless connectivity for telecommunications, internet services, and data centers.

Medical and Biotechnology

In the medical and biotechnology industries, silicon photodetectors are invaluable for applications such as DNA sequencing, fluorescence imaging, and diagnostic assays. Their exceptional sensitivity and precision allow for accurate measurements of biomolecules, helping researchers and healthcare professionals advance diagnostic techniques and develop new treatments.

Aerospace and Defense

Silicon photodetectors are extensively utilized in aerospace and defense applications, including satellite communication systems, remote sensing, and laser rangefinders. These detectors withstand harsh environmental conditions, ensuring reliable and accurate data acquisition for critical missions and surveillance operations.

Environmental Monitoring

From monitoring air quality to studying climate change, silicon photodetectors enable precise measurement of light intensity and ultraviolet radiation as well as particulate levels for air quality. They are employed in weather stations, environmental monitoring devices, and solar energy systems, contributing to a sustainable and eco-friendly future.

Distance & Position Sensing

Silicon photodiodes are a key part of many photoelectric sensors, optical encoders, and range finders, which can precisely measure position, distances, angular position, and presence of objects. These end products are critical in the industrial automation and automotive fields.

Silicon Detector Characteristics

High Sensitivity

Silicon photodetectors offer exceptional sensitivity, allowing them to detect even the faintest traces of light. This sensitivity is vital for various applications that require accurate measurements and reliable data collection.

Wide Spectral Range

These detectors can operate across a broad range of wavelengths, from ultraviolet (UV) to near-infrared (NIR). This versatility makes them suitable for diverse applications in different industries, accommodating a wide range of light sources.

Fast Response Time

Silicon photodetectors exhibit rapid response times, enabling them to capture fast-changing light signals. This characteristic is critical for applications that demand real-time measurements or involve high-speed data transmission.

Compact and Lightweight

Silicon photodetectors are compact and lightweight, making them ideal for integration into various devices and systems. Their small form factor allows for easy incorporation into portable instruments, medical devices, and other space-constrained applications.

Low Noise

With advanced noise reduction technologies, silicon photodetectors minimize unwanted signal interference and provide reliable and accurate measurements. This low noise performance ensures high signal-to-noise ratios, resulting in improved data quality and enhanced measurement accuracy.

Additional Resources

Spectral sensitivity from 254nm to 2600nm depending on specific InGaAs and silicon photodiodes placed in the same package.

Need Parts?

Do you need a small number of LEDs for your proof of concept? Or, are you looking to purchase a run for your prototypes? Visit our online stores at Digi-Key Electronics and Mouser Electronics today. In Japan, our products are now available through Rikei Corporation. In Israel, our products are now available through Militram. In Canada, our products are now available through ARL Group.

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Near IR Scan of a Cancer Cell

InGaAs PIN Photodiode

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