SDP8406-001

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Voltage - Collector Emitter Breakdown (Max):	30V
Current - Dark (Id) (Max):	100nA
Wavelength:	935nm
Viewing Angle:	50°
Power - Max:	100mW
Mounting Type:	Through Hole, Right Angle
Orientation:	Side View
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	Radial

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Optical Sensors - Phototransistors

An optical sensor is a type of electronic sensor that uses light to detect the presence, absence, or change in a physical property. Phototransistors are one type of optical sensor that use a semiconductor to detect incoming light. The SDP8406-001 is a phototransistor manufactured by Sharp Corporation, used in a wide variety of applications and industries. This article will focus on the application field and working principle of this particular phototransistor. The SDP8406-001 is a small phototransistor that measures only 3 mm x 3 mm x 1.6 mm, making it ideal for compact and miniature circuit boards. This lightweight device has a high sensitivity to detect infrared (IR) radiation levels, making it suitable for many applications. It is commonly used in low-power remote control systems, automotive safety systems such as seatbelt locking mechanisms, and applications demanding a fast response time. In addition to its lightweight design and fast response time, the SDP8406-001 is also extremely reliable and efficient.In terms of its working principle, the SDP8406-001 is a two-terminal phototransistor that uses a reverse-biased base-emitter junction. When infrared radiation is detected by the device, the base-emitter junction is forward-biased and conducts current, resulting in increased collector current. The amount of collector current is proportional to the amount of incoming infrared radiation, allowing the phototransistor to accurately detect light levels.The SDP8406-001 also has a number of design features that make it especially suitable for remote control and automotive safety applications. One of these features is its built-in spark suppression diode, which protects against short-circuit failures when exposed to prolonged or multiple pulses of high-voltage. Furthermore, the device has a wide operating temperature range of -30℃ to +85℃, making it suitable for both extreme and moderate environments. Finally, the SDP8406-001 is an extremely cost-effective device, making it popular with manufacturers seeking a reliable and low-cost solution for applications such as automotive safety. The combination of its small size, fast response time, reliability, and cost-effectiveness make the SDP8406-001 an ideal choice for remote control and automotive safety applications. In conclusion, the SDP8406-001 is a highly efficient and reliable phototransistor manufactured by Sharp Corporation, used in a range of remote control and automotive safety applications. Its small size, high sensitivity, fast response time, and built-in spark suppression diode make it an ideal choice for cost-effective solutions. With its reliable performance, the SDP8406-001 is set to become even more popular with manufacturers in the industry seeking a reliable optical sensor for their applications.

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