EL3H4-VG

Output Type:	Transistor
Supplier Device Package:	4-SSOP
Package / Case:	4-SOIC (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 100°C
Vce Saturation (Max):	200mV
Current - DC Forward (If) (Max):	50mA
Voltage - Forward (Vf) (Typ):	1.2V
Current - Output / Channel:	--
Voltage - Output (Max):	80V
Series:	--
Input Type:	AC, DC
Rise / Fall Time (Typ):	6µs, 8µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	300% @ 1mA
Current Transfer Ratio (Min):	20% @ 1mA
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tube

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Introduction:
Optoisolators are electrical devices that utilize an input light source, usually from a photodetector, to generate an output signal, often in the form of a transistor or photovoltaic output. EL3H4-VG is one type of optoisolator that is designed with specific application fields and a unique working principle.
Application Field:
The EL3H4-VG optoisolator is commonly used in telecommunications and other digital applications involving signal switching. It is designed to support low current digital isolation signals, and is capable of operating within a wide voltage range of up to 4kV. This makes it an ideal choice in applications where high levels of isolation are required.
Working Principle:
The working principle of the EL3H4-VG optoisolator is based on the combination of a photodiode, a light emitting diode (LED) and an amplification circuit. The photodiode receives an input signal and converts it into light. The light is then converted into electrical current by the LED, which is then amplified by the amplification circuit. The amplified signal is then output through the optoisolator, providing a high level of isolation between the input and the output signals.
Advantages:
The EL3H4-VG optoisolator has several advantages that make it ideal for certain applications. It is extremely small and lightweight, making it ideal for use in limited space areas. In addition, it combines the advantages of precision, high speed, low power, high reliability and low cost. The optoisolator also provides a high level of isolation and is capable of operating over a wide temperature range. This makes it an ideal choice for applications that require a reliable and efficient isolating device.
Conclusion:
The EL3H4-VG optoisolator is a popular choice for digital applications and telecommunications. It provides a reliable and efficient way to isolate signals and is capable of operating within a wide voltage range. Additionally, the optoisolator is small and lightweight, combining the advantages of precision, high speed, low power, high reliability and low cost. These factors, combined with its ability to operate reliably over a wide temperature range, make the EL3H4-VG optoisolator an ideal choice for signal isolation applications.

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