PC814XP1

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):	80V
Series:	--
Input Type:	AC, DC
Rise / Fall Time (Typ):	4µs, 3µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	150% @ 1mA
Current Transfer Ratio (Min):	50% @ 1mA
Voltage - Isolation:	5000Vrms
Number of Channels:	1
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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PC814XP1 Application Field and Working Principle

Optoisolators, also known as photocouplers, are optoelectronic devices that are used to transfer electrical signals between two isolated circuits. The PC814XP1 is a type of optically isolated Transistor, Photovoltaic Output, specifically designed for applications that require isolation and noise immunity.The PC814XP1 has an internal phototransistor optically coupled to typically an LED. It is designed for use where space is a premium due to its small 6 pin package size. It is available in a variety of current transfer ratios ranging from 5mA to 30mA. The device works by utilizing the optical isolation of the LED and phototransistor so that the current flow is only triggered by the LED when supplied with an appropriate voltage. This ensures that there is no physical connection between the two circuits while still providing an electrical signal.The PC814XP1 also has an input impedance of 15Kohm, which is typical for optically isolated devices. This allows for a high level of noise rejection when used using the right type of noise filter, such as a ferrite bead. Additionally, the device outputs a fixed voltage as opposed to current, meaning that the load can be driven with minimal distortions.The PC814XP1 is suitable for a variety of applications where electrical and optical isolation are required. These include military, industrial control, and telecommunications applications. Additionally, the device is suitable for use in consumer applications such as modem logic or plug and play home networking.In conclusion, The PC814XP1 is a type of optically isolated Transistor, Photovoltaic Output, which is specifically designed for applications that require isolation and noise immunity. The device has an internal phototransistor optically coupled to typically an LED, and is suitable for a variety of applications where electrical and optical isolation are required. Additionally, the device outputs a fixed voltage as opposed to current, meaning that the load can be driven with minimal distortions.

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