AA3528QBS/D Optoelectronics

Voltage - Forward (Vf) (Typ):	3.3V
Height (Max):	2.10mm
Size / Dimension:	3.20mm L x 2.80mm W
Supplier Device Package:	SMD
Package / Case:	2-PLCC
Features:	--
Wavelength - Peak:	460nm
Wavelength - Dominant:	465nm
Mounting Type:	Surface Mount
Viewing Angle:	120°
Current - Test:	20mA
Series:	--
Lens Style/Size:	Round with Flat Top, 2.40mm
Millicandela Rating:	150mcd
Lens Transparency:	Clear
Lens Color:	Colorless
Color:	Blue
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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

Introduction

The AA3528QBS/D is an important part of any LED Indication - Discrete system. It is a discrete device that is used to provide feedback to the user when an action has been completed or a signal has been detected. It is typically used in industrial and commercial applications, as well as applications requiring visual indication or feedback. This article will discuss the application field and working principle of the AA3528QBS/D.

Application Field

The AA3528QBS/D has a number of applications in both industrial and commercial applications. It can be used as a signal indicator in machine automation, where it is used to detect and output signals from sensors or switches. It can be used as a visual monitor for alarm systems, where it is used to illuminate an LED when an alarm is sounding. It can be used as an indicator in medical equipment, where it is used to indicate the presence of a critical operating parameter. It can also be used as a status indicator in communication systems, where it is used to indicate when a communication is in progress.

Working Principles

The AA3528QBS/D operates on the principle of optically controlled electrical power. It is a discrete device, meaning it does not require a large amount of power for operation. As a discrete device, it works by applying an electrical current to an LED indicator. This indicator emits a light signal when the electrical current passes through it. The user then interprets this signal as a signal indicating the presence of a critical operating parameter or an alarm, depending on the application.The device operates on the principle of an open-collector circuit. In an open-collector circuit, an open electrical connection is made between the load and the control device, allowing the load to control the current to the device. The control current then turns on or off elecltronic devices, based on the state of the open collector connection.

Conclusion

The AA3528QBS/D is an important part of any LED Indication - Discrete system. It is used in a variety of applications, ranging from industrial automation to medical equipment. It operates on the principle of optically controlled electrical power, using an open-collector circuit to interpret signals. The device is an integral part of any system requiring visual indication or feedback.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description