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FAIRCHILD QSA159 Detector Optical Sensor

Qsa159 Fairchild 20 Pcs Lot Photo Detector Optical Sensor

( Brand: Fairchild ), ( Manufacturer Part Number: QSA159 ), ( Part Type: Detector Sensor )

Review FAIRCHILD Pcs Lot Photo Detector Optical Sensor

The Fairchild QSA159 is a high-performance optical sensor designed for use in various detection applications. This sensor comes as a pack of 20 pieces, making it an ideal choice for bulk orders or large-scale projects.

The QSA159 sensor is based on the QRE11130 series Quad Sensel QE Technology, which provides excellent sensitivity and high resolution. It features four independently sensed quadrants, allowing for precise detection of objects or changes in light. The sensor's wide detection angle of 120 degrees ensures that it can cover a large area, making it suitable for applications where coverage is a priority.

The Fairchild QSA159 operates on a simple principle. It converts the reflected or transmitted light into an electrical signal, which can be read by a microcontroller or other processing unit. It has a wide operating voltage range of 2.2V to 5.5V and can detect objects or changes in light as small as 10mm.

The sensor's compact size of 12.4mm x 12.4mm x 4.2mm makes it easy to integrate into various systems. It is also RoHS compliant, ensuring that it meets the latest environmental regulations. The sensor is available with a choice of three different output options - NPN, PNP, or open collector - to suit different application requirements.

The Fairchild QSA159 optical sensor is known for its excellent reliability and stability, making it a preferred choice for various detection applications in industries such as automotive, industrial automation, robotics, and consumer electronics. Its high sensitivity and wide detection angle make it suitable for applications such as object detection, proximity sensing, and light level sensing. Overall, the Fairchild QSA159 is a versatile and high-performance optical sensor that offers excellent value for money.

Fairchild QSA159 Optical Sensor: A Comprehensive Analysis of Its Pros and Cons

The Fairchild QSA159 is a popular optical sensor used in various applications, particularly for proximity and presence detection. This analysis will cover the primary advantages and disadvantages of using this sensor.

Pros:

1. High Sensitivity: The QSA159 offers high sensitivity, making it suitable for detecting objects from a considerable distance. This feature is particularly beneficial in applications where early detection is crucial, such as automation systems and industrial control.

2. Robust Design: This sensor is designed to withstand harsh environments, including high temperatures and humidity levels. Its robust design makes it an excellent choice for industrial applications that require reliable and durable components.

3. Wide Operating Voltage Range: The QSA159 can operate within a wide voltage range (3.3V to 5.5V), making it versatile and adaptable to various systems.

4. Low Power Consumption: With a power consumption of less than 5mA, the sensor is energy-efficient, helping to reduce overall power consumption and operational costs.

5. Simple Integration: The sensor is easy to integrate into various systems due to its straightforward interface. It comes with an adjustable sensitivity control, allowing users to customize the sensor's performance according to their specific requirements.

Cons:

1. Limited Detection Range: While the sensor offers high sensitivity, its detection range is relatively limited compared to other technologies such as ultrasonic or infrared sensors.

2. Limited Angle of View: The QSA159 has a narrow detection angle, which may require precise alignment for optimal performance. This limitation might be a concern in applications where the sensor needs to detect objects from multiple directions.

3. Sensitivity to Ambient Light: The sensor can be affected by ambient light, leading to false triggering. This issue can be mitigated by shielding the sensor or using additional filters to reduce the impact of external light sources.

4. Limited Frequency Response: The sensor has a relatively slow frequency response, which may not be suitable for high-speed applications. This limitation should be considered when choosing the sensor for specific use cases.

Conclusion:

The Fairchild QSA159 optical sensor is a robust and reliable component, offering high sensitivity, a wide operating voltage range, and low power consumption. It's an excellent choice for applications where early detection, energy efficiency, and durability are essential. However, its limited detection range, narrow angle of view, sensitivity to ambient light, and slow frequency response are important considerations that should be taken into account before selecting this sensor for a given application.

Recommendation:

If the application requires long-range detection or a wide angle of view, alternative sensors such as ultrasonic or infrared sensors may be more suitable. However, for proximity or presence detection in industrial environments where high sensitivity, durability, and energy efficiency are essential, the Fairchild QSA159 optical sensor is a strong contender. When using this sensor, it's recommended to shield it from ambient light and ensure precise alignment for optimal performance.

Details:

Shipping Handling. 20 Pcs lot QSA159 Fairchild Photo Detector Optical Sensor.

part #: qsa159 prices

  • $40.99-$80.00

specifications contrpake:

  • brand: Fairchild
  • mpn: Qsa159
  • part type: Detector Sensor

seller contrpake:

  • rating: 100.0%
  • city: NY
  • # reviews: 177

shipping contrpake:

  • class: Economy
  • service: Economy
  • cost: $18.00
  • type: Fixed
  • transit: 5-12 Days

returns contrpake:

  • paid by: Buyer
  • policy: Returns Accepted
  • method: Money back
  • time: 30 Days

offer contrpake:

  • sold: 0
  • quantity: 3
  • started: February 20, 2025
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home

general contrpake:

  • condition: New
  • Surveillance Alarm Equipment > Alarm Systems Accessories > Alarm Control Panels Keypads

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part type: detector sensor,
category: business & industrial > surveillance alarm equipment > alarm systems accessories > alarm control panels keypads, sku: 5284062580528652,
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2 offers $40.99–$80.00 USD
  • New. Offer #1 priced at $40.99 + $18.00 shipping estimate = $58.99* total. +$18.00 shipping
  • New. Offer #2 priced at $80.00 + $25.00 shipping estimate = $105.00* total. +$25.00 shipping

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