PS2802-4-A

Output Type:	Darlington
Supplier Device Package:	16-SSOP
Package / Case:	16-SOIC (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 100°C
Vce Saturation (Max):	1V
Current - DC Forward (If) (Max):	50mA
Voltage - Forward (Vf) (Typ):	1.1V
Current - Output / Channel:	100mA
Voltage - Output (Max):	40V
Series:	NEPOC
Input Type:	DC
Rise / Fall Time (Typ):	200µs, 200µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	--
Current Transfer Ratio (Min):	200% @ 1mA
Voltage - Isolation:	2500Vrms
Number of Channels:	4
Part Status:	Active
Packaging:	Tube

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Optoisolators - Transistor, Photovoltaic Output - PS2802-4-A Application Field and Working Principle

The PS2802-4-A is an optoisolator manufactured by ProTek Components. It is a transistor and photovoltaic output optocoupler, which combines a high-speed photodiode, a high-voltage transistor, and a high-voltage integrated circuit. This optocoupler makes it possible to couple electrical signals across an isolation barrier, amplifying the signal and protecting sensitive components from electrical noise or electrostatic discharge damage.The PS2802-4-A can be used in a variety of applications, from industrial control systems to consumer electronics. The device is especially suitable for applications that require high noise and ESD immunity, as well as electrical isolation between components. It is commonly used in power supplies, motor control systems, and datacom/telecom networks.The optoisolator\'s working principle is based on the way that light travels through an insulating medium, such as air or a fiber optic cable. When a current passes through the light source, such as an LED, a light wave is emitted. This wave passes through the medium, and when it reaches the photodiode it generates an output current. The output current is then amplified by the transistor, and the amplified current is used to control the circuit it is connected to.The device\'s electrical isolation makes it ideal for applications that demand stringent electrical protection. Because the electrical signals are transmitted through the optocoupler\'s optical medium rather than through an electrical connection, it eliminates the possibility of electrical shock, provides accurate electrical isolation, and better preserves signal integrity than a standard circuit.The device is also designed to improve immunity to ESD and transient threats. Its integrated circuit includes a built-in clamp voltage, which limits the voltage of the input into the device. This design helps to protect the optocoupler from ESD or other electrical transients. The PS2802-4-A has standard pinout dimensions, which make it easy to replace existing optocouplers with this one. It is RoHS compliant and has a wide operating temperature range of -40°C to 85°C. The PS2802-4-A offers a wide range of benefits over traditional optocouplers, such as a high operating speed, better noise rejection, better signal integrity, and greater electrical protection. All of these factors make the device an ideal choice for a variety of industrial and consumer applications.

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