| Allicdata Part #: | 480-3568-ND |
| Manufacturer Part#: |
SD1440-002L |
| Price: | $ 6.61 |
| Product Category: | Sensors, Transducers |
| Manufacturer: | Honeywell Sensing and Productivity Solutions |
| Short Description: | PHOTOTRANSISTOR COAXIAL PACK |
| More Detail: | Phototransistor 935nm Top View Coaxial, Metal Can |
| DataSheet: |  SD1440-002L Datasheet/PDF |
| Quantity: | 1088 |
| 1 +: | $ 6.01020 |
| 10 +: | $ 5.44320 |
| 25 +: | $ 4.30920 |
| 100 +: | $ 3.62880 |
| 250 +: | $ 3.40200 |
| 500 +: | $ 3.11850 |
| 1000 +: | $ 2.94840 |
| Series: | -- |
| Packaging: | Bulk |
| Part Status: | Obsolete |
| Voltage - Collector Emitter Breakdown (Max): | 30V |
| Current - Dark (Id) (Max): | 100nA |
| Wavelength: | 935nm |
| Viewing Angle: | 24° |
| Power - Max: | 75mW |
| Mounting Type: | Through Hole |
| Orientation: | Top View |
| Operating Temperature: | -55°C ~ 125°C (TA) |
| Package / Case: | Coaxial, Metal Can |
Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us: sales@allicdata.com
Optical sensors are devices that detect, measure, or sense light. They are used in a wide variety of applications that require the detection or measurement of light, such as image recognition, position sensing, medical diagnostics, robotics, and environmental monitoring. One type of optical sensor is the phototransistor, which is a light-sensitive transistor that uses a photo-sensitive base that responds to changes in light intensity.
The SD1440-002L phototransistor is a NPN-type transistor device specifically designed to detect and convert light into electrical signals. It is used to trigger and control electronic devices in response to incident light, such as camera flashes. It is specifically designed to detect low levels of light, making it suitable for applications such as low-light level detection.
The SD1440-002L phototransistor has a silicon photodiode as its light detector and a BJT as its current amplifier. In normal operation, the photodiode produces photocurrent which is proportional to the quantity of light received. This photocurrent is then amplified by the BJT, which produces an output voltage that is dependent on the input. The SD1440-002L has a collector-emitter resistance of 0.25 Kohms when no light is incident, and the resistance decreases significantly when illuminated. This feature makes the SD1440-002L well suited for use in many light-dependent applications.
The SD1440-002L phototransistor has a wide range of applications. It is often used in applications that require the detection of low levels of light, such as motion detection, indoor lighting control, and camera flashes. It is also used in medical and chemical applications to measure light levels and detect changes. It has also been used in security and surveillance to monitor entryways and detect intrusion.
The working principle of the SD1440-002L phototransistor is simple but efficient. When a light source is incident on the photodiode, a photocurrent is produced which is then amplified by the BJT and produces an output voltage. This output voltage can then be used to trigger and control other electronic devices. The SD1440-002L is particularly suited for light-dependent applications because of its low collector-emitter resistance when no light is incident, which allows it to be used in situations where low light levels are present.
In conclusion, the SD1440-002L phototransistor is an effective and reliable device for detecting and converting light into electrical signals. It is used for a wide range of applications such as motion detection, environmental monitoring, and low-light level detection, and is well suited for use in situations where light levels are low. Its simple but efficient design makes it an ideal choice for many light-dependent applications.