PC123ZY2

Output Type:	Transistor
Supplier Device Package:	4-SMD
Package / Case:	4-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-30°C ~ 100°C
Vce Saturation (Max):	200mV
Current - DC Forward (If) (Max):	50mA
Voltage - Forward (Vf) (Typ):	1.2V
Current - Output / Channel:	50mA
Voltage - Output (Max):	70V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	4µs, 3µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	250% @ 5mA
Current Transfer Ratio (Min):	100% @ 5mA
Voltage - Isolation:	5000Vrms
Number of Channels:	1
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Optoisolators - Transistor, Photovoltaic Output

An optoisolator, also known as an optocoupler, is an electronic device consisting of a light-emitting diode (LED) and a phototransistor, which are used to transmit and receive electrical signals from one system to another. The PC123ZY2 optoisolator is a device with a photovoltaic output, meaning that it can be used to generate electrical energy in response to light.

Application Field

The PC123ZY2 optoisolator is primarily used in industrial or laboratory applications, such as controlling the speed of a motor, measuring temperature or humidity, or providing timing signals for other types of operations. In addition, this device can be used to provide electrical isolation between two systems, which is important when one system produces noise that can interfere with the operation of the other.

Working Principle

When an electrical signal is provided to the LED in the optoisolator, it produces light. This light is then directed onto the phototransistor, which produces an output current in response. The output current can then be used to power other components, or to generate a signal that can be used to control other devices.The PC123ZY2 optoisolator uses a variation of this principle, known as the photovoltaic effect. The photovoltaic effect is the production of an electrical current or voltage when light is incident on a certain material. This material is the semiconductor diode, which is used in the PC123ZY2 optoisolator to convert the light energy to electrical energy.When a current is applied to the LED in the optoisolator, light is emitted which then activates the photodiode. The photodiode then generates a voltage in response to the light and converts it into electrical energy. This electrical energy can then be used to power other components or to provide the necessary signals for the operation of other devices.

Conclusion

The PC123ZY2 optoisolator is a device with a photovoltaic output, meaning that it can be used to generate electrical energy in response to light. This device is primarily used to provide electrical isolation between two systems, or to provide timing signals for other operations. The device uses the photovoltaic effect to convert light energy into electrical energy, which can then be used to power other components or to generate signals for the operation of other devices.

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