1. Sensor Division
  2. Pyroelectric Detectors
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InfraTec Detector and Filter Over­view

The modular construction system of InfraTec’s pyroelectric detectors consists of approximately 50 standard types and therefore offers optimized solutions for a variety of applications in the field of sensor technology. Detectors with reduced microphone technology and integrated operational amplifier as well as digital detectors are part of our product range.

Pyroelectric infrared detectors from InfraTec
35 found
Housing
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TO18, TO46: 5.4 mm in diameter
TO5, TO39: 9.2 mm in diameter
TO8: 15.2 mm in diameter

Number of Channels
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Number of measuring channels
Application
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Field of application for the detector
Thermal Compensation
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A pyroelectric detector is sensitive to changes in temperature. Changes in ambient temperature have an influence on the measurement signal and shifts the operating point. This effect reduces a thermal compensation. Therefore, each pyroelectric element gets an additional optically inactive element, which compensates for unwanted currents.

Interface
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Type of signal processing
Sensor division InfraTec detectors overview
Result of Your Selection
Type
Product Group
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Number of measuring channels
Number of Channels
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TO18, TO46: 5.4 mm in diameter
TO5, TO39: 9.2 mm in diameter
TO8: 15.2 mm in diameter

Housing
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Size of the circular or rectangular aperture through which radiation hits the sensitive elements.
Aperture (mm)
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Voltage Mode: The pyroelectric current is initially converted into a voltage by an RC network followed by a conversion to lower impedance.

Current Mode: The pyroelectric current is permanently compensated by an OpAmp. The current required for this generates a voltage drop across an RC network in the feedback path which serves as the measurement signal.

Operating Mode
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Integrated signal condition like integrated junction field effect transistors (JFET) for detectors in voltage mode or integrated operational amplifiers (OpAmp) for detectors in current mode.

Amplifier
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A pyroelectric detector is sensitive to changes in temperature. Changes in ambient temperature have an influence on the measurement signal and shifts the operating point. This effect reduces a thermal compensation. Therefore, each pyroelectric element gets an additional optically inactive element, which compensates for unwanted currents.

Thermal Compensation
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Patented micromechanical chip attachment (LowMicro) by InfraTec to reduce the effects of interfering impact sounds.

Low Micro
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As a key parameter, the specific detectivity D* characterizes the signal-to-noise ratio of infrared detectors.

Specific Detectivity*
New
PyrIQ - Digital Detectors4TO8

8.5 x 8.5

Current ModePyrIQ

2.4 ***

New
PyrIQ - Digital Detectors2TO39

ø 6.0

Current ModePyrIQ

1.5 ***

Single Channel Detectors1TO18 / TO46

ø 2.3

Current ModeJFET

0.55

Single Channel Detectors1TO18 / TO46

ø 2.3

Voltage ModeJFET

4.0

Single Channel Detectors1TO18 / TO46

ø 2.3

Voltage ModeJFET

3.0

Single Channel Detectors1TO39

5.0 x 5.0

Voltage ModeJFET

4.0

Single Channel Detectors1TO39

5.0 x 5.0

Voltage ModeJFET

6.0

Single Channel Detectors1TO39

5.0 x 5.0

Voltage ModeJFET

4.0

Single Channel Detectors1TO39

5.0 x 5.0

Current ModeOpAmp

6.0

LME-336
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Single supply operation

Single Channel Detectors1TO39

5.0 x 5.0

Current ModeOpAmp

4.0

Single Channel Detectors1TO39

5.0 x 5.0

Current ModeOpAmp

1.8

LME-352
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Single supply operation

Single Channel Detectors1TO39

5.0 x 5.0

Current ModeOpAmp

1.5

Single Channel Detectors1TO39

5.0 x 5.0

Current Modenone

-

Single Channel Detectors1TO39

5.0 x 5.0

Current ModeOpAmp

2.5

LRM-274
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Single supply operation

PYROMID® Multi Channel Detectors4TO8

8.5 × 8.5

Current ModeOpAmp

4.0

New
LRM-278
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single supply operation

PYROMID® Multi Channel Detectors8TO8

8.5 x 8.5

Current ModeOpAmp

4.5

LIM-032
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Integrated Beam Splitter

PYROMID® Multi Channel Detectors2TO39

2.8 x 2.8

Voltage ModeJFET

2.9

LIM-011
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Integrated Beam Splitter

PYROMID® Multi Channel Detectors4TO8

2.8 x 2.8

Voltage ModeJFET

0.8

LIM-054
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Integrated Beam Splitter

PYROMID® Multi Channel Detectors4TO8

2.8 x 2.8

Current ModeOpAmp

0.42

New
LIM-082
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Integrated Beam Splitter

PYROMID® Multi Channel Detectors2TO39

2.8 x 2.8

Current ModeOpAmp

1.9

PYROMID® Multi Channel Detectors2TO18 / TO46

3.0 x 2.0

Voltage ModeJFET

4.0

PYROMID® Multi Channel Detectors2TO18 / TO46

3.0 x 2.0

Voltage ModeJFET

2.0

PYROMID® Multi Channel Detectors4TO39

5.0 x 5.0

Voltage ModeJFET

4.7

LRM-284
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Single supply operation

PYROMID® Multi Channel Detectors4TO39

5.0 x 5.0

Current ModeOpAmp

4.5

LRM-244
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single supply operation

PYROMID® Multi Channel Detectors4TO8

8.5 x 8.5

Current ModeOpAmp

6.0

New
PYROMID® Multi Channel Detectors2TO18 / TO46

3.0 x 2.0

Current ModeOpAmp

3.0

Planar Multi Channel Detectors2TO39

ø 6.0

Voltage ModeJFET

4.5

Planar Multi Channel Detectors2TO39

ø 6.0

Current ModeOpAmp

4.5

LIM-272
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Single supply operation

Planar Multi Channel Detectors2TO39

ø 6.0

Current ModeOpAmp

3.0

Planar Multi Channel Detectors4TO8

ø 9.5

Current ModeOpAmp

5.0

LMM-274
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Single supply operation

Planar Multi Channel Detectors4TO8

ø 9.5

Current ModeOpAmp

5.0

New
DSV-7311
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single channel; TO39 housing; small chip size; JFET; voltage mode; DLaTGS - Deuterated L-Alanine doped TriGlycine Sulphate; short thermal time constant, metal black coating

PYRONEER - High-Performance Detectors1TO39

ø 5,5

Voltage ModeJFET

3.3 ****

LIE-312
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1Hz ... 4kHz, metal black coating

PYRONEER - High-Performance Detectors1TO39

ø 5.0

Voltage ModeJFET

1.6 **

LIE-312f
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10Hz ... 4kHz, metal black coating

PYRONEER - High-Performance Detectors1TO39

ø 5.0

Voltage ModeJFET

1.3 **

LIE-332f
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10Hz ... 4kHz, metal black coating

PYRONEER - High-Performance Detectors1TO39

ø 5.0

Voltage ModeJFET

1.3 **

* in 108 cm√Hz/W (500 K, 10 Hz, 1 Hz BW, 25°C, without window)

** in 108 cm√Hz/W (500 K, 1 kHz, 1 Hz BW, 25°C, without window)

*** bei Rfb = 128 GΩ, Cfb=200 fF

**** in 108 cm√Hz/W (500 K, 1 kHz, 1 Hz BW, 30 °C, without window)

PyrIQ infrared detector

PyrIQ - Digital Detectors

We are introducing PyRIQ: our digital detectors for easy system integration with variable signal processing and improved electromagnetic compatibility (EMC).

Single channel detectors from InfraTec

Single Channel Detectors

Single-channel for gas analysis, flame detection and radiometry.

  • TO18 or TO39 housing

  • Thermal compensation

  • JFET or CMOS amplifier

PYROMID® Multi Channel Detectors

PYROMID® Multi Channel Detectors

Choice between different PYROMID® detectors

  • Dual, quad and eight channel detectors for gas analysis and flame detection

  • Individually customizable, e.g. with option for JFET, operational amplifier, integrated beam splitter, etc.

Planar multi channel pyroelectric detectors from InfraTec

Planar Multi Channel Detectors

Choice between different standard planar multi channel detectors

  • Two, three or four spectral channels in one housing

  • Individually customizable, e.g. with option for JFET, operational amplifier etc.

PYRONEER-High-Performance-Detectors - Group

PYRONEER – High-Performance Detectors

Detectors based on LiTaO3 or DLaTGS for analytical instruments and spectroscopy.

  • High performance

  • Flat spectral response

  • Precious metal black coating

InfraTec products IR filter

IR Filters for Infrared Detectors

On the following page you will find information about the filters integrated in our infrared detectors.

PyrIQ infrared detector

PyrIQ - Digital Detectors

We are introducing PyRIQ: our digital detectors for easy system integration with variable signal processing and improved electromagnetic compatibility (EMC).

Single channel detectors from InfraTec

Single Channel Detectors

Single-channel for gas analysis, flame detection and radiometry.

  • TO18 or TO39 housing

  • Thermal compensation

  • JFET or CMOS amplifier

PYROMID® Multi Channel Detectors

PYROMID® Multi Channel Detectors

Choice between different PYROMID® detectors

  • Dual, quad and eight channel detectors for gas analysis and flame detection

  • Individually customizable, e.g. with option for JFET, operational amplifier, integrated beam splitter, etc.

Planar multi channel pyroelectric detectors from InfraTec

Planar Multi Channel Detectors

Choice between different standard planar multi channel detectors

  • Two, three or four spectral channels in one housing

  • Individually customizable, e.g. with option for JFET, operational amplifier etc.

PYRONEER-High-Performance-Detectors - Group

PYRONEER – High-Performance Detectors

Detectors based on LiTaO3 or DLaTGS for analytical instruments and spectroscopy.

  • High performance

  • Flat spectral response

  • Precious metal black coating

InfraTec products IR filter

IR Filters for Infrared Detectors

On the following page you will find information about the filters integrated in our infrared detectors.

Contact to sensir division of InfraTec

Would You Like to Know More?

It is not unusual for tasks to be associated with special requirements. Discuss your specific application needs with our experienced engineers, receive further technical information or learn more about our additional services.

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InfraTec infrared LLC1900 West Loop South Suite 155077027 HoustonUNITED STATES