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Description

The QS9-L is a discrete pyroelectric sensor equipped with a metallic coating, designed for accurate and low-noise measurements. This sensor offers a broad spectral response ranging from 0.1 to 1000 µm, making it suitable for various applications.

It is available in TO5 and TO8 packages, ensuring easy integration into existing systems. With its 5 mm and 9 mm diameter options, optical alignment becomes more manageable.

QS9-L Pyroelectric Sensor with Metallic Coating

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Specifications

Detector Type: Pyroelectric
Spectral Range: 0.1 – 1000 um
Size: 9 mm
Maximum Power: 0.05 W
Noise Equivalent Power: Not Specified
Max Average Power Density: Not Specified
Current Responsivity: 0.25 μA/W
Thermal Frequency: 0.25 Hz
Temperature Coefficient: 0.2 %/°C
Absorber: MT
Dimensions: 15.2Ø x 6.4D mm
Weight: 0.0015 kg
Package: TO8

Got questions about specs? Use the inquiry form to ask.

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Features

  • Broad Spectral Response: Covers a wide range from 0.1 to 1000 µm
  • Multiple Product Families: Choose from four different families to meet specific application needs:QS-L: Discrete pyro detectors with low noise levels
  • QS-H: Discrete pyro detectors with high average power
  • QS-IF: Hybrid pyro detectors in current mode with fast response
  • QS-IL: Hybrid pyro detectors in current mode with low noise levels
  • Easy to Integrate Format: Available in TO5 and TO8 packages, making integration into existing systems simple
  • Large Area Sensors: Comes in 5 mm and 9 mm diameter options for easier optical alignment
  • Several IR Windows in Option: Available in various IR window options including quartz, barium fluoride, sapphire, silicon, and AR germanium

Applications

  • Ideal for room temperature thermal detection with broad spectral response
  • Suitable for applications in analytical instrumentation, laser measurement, and broadband IR radiometers
  • Perfect for measuring pulsed laser performance, including absolute pulse energy and pulse-to-pulse stability

Frequently Asked Questions

What are the advantages of a pyroelectric detector?
The advantages of a pyroelectric detector over other IR detectors are room temperature operation, broad spectral response, high sensitivity (D*) and fast response (sub-nsec into 50 Ω).
What are the available IR windows that can be added to the TO can?
The available IR windows that can be added to the TO can are quartz (0.2-3.5 µm), barium fluoride (0.2-17.5 µm), sapphire (0.1-7.0 µm), silicon (1.2-9.0 µm and 22-100 µm), and AR germanium (1.8-23 µm with a 10.6 µm peak).
What are the dimensions of the Gentec-EO Discrete Pyroelectric Sensor QS9-L?
The Gentec-EO Discrete Pyroelectric Sensor QS9-L has a diameter of 9 mm.
What is a pyroelectric detector?
A pyroelectric detector is a thermal detector that produces a current output proportional to the rate of change of temperature when exposed to a source of radiation.
What is the maximum average power of the QS9-L sensor?
The maximum average power of the QS9-L sensor is 50 mW.

Got more questions? Use the inquiry form to ask the supplier directly.

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