LTV-844HS-TA

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Number of Channels:	4
Voltage - Isolation:	5000Vrms
Current Transfer Ratio (Min):	20% @ 100mA
Current Transfer Ratio (Max):	80% @ 100mA
Turn On / Turn Off Time (Typ):	--
Rise / Fall Time (Typ):	4µs, 3µs
Input Type:	AC, DC
Output Type:	Transistor
Voltage - Output (Max):	35V
Current - Output / Channel:	80mA
Voltage - Forward (Vf) (Typ):	1.4V
Current - DC Forward (If) (Max):	150mA
Vce Saturation (Max):	200mV
Operating Temperature:	-30°C ~ 100°C
Mounting Type:	Surface Mount
Package / Case:	16-SMD, Gull Wing
Supplier Device Package:	16-SMD

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Optoisolators – Transistor Photovoltaic Output

Optoisolators are a valuable tool in many electrical circuits. By utilizing a light dependent resistor (LDR) to electrically isolate two parts of a circuit, they provide a safe and reliable way to measure and control electrical signals. The LTV-844HS-TA, one of the most popular optoisolators available, is specifically designed to provide a transistor photovoltaic output.

What is a Photovoltaic Output?

In electronics, a photovoltaic output is an electrical signal created from light. This type of technology utilizes a photodiode’s properties to convert light energy into an electrical voltage. Generally, the photodiode is connected to a load, such as a resistor. When the photodiode receives light, the diode converts the light into current which is then passed through the resistor. The current, combined with the resistor’s resistance, creates a voltage that can then be outputted to power other components.

What is the LTV-844HS-TA?

The LTV-844HS-TA is an optoisolator with a built-in photodiode, light dependent resistor and transistor that allows current to pass through even when the photodiode is exposed to light. This optoisolator uses the photodiode to create a photovoltaic output. The transistor then amplifies the current, allowing more current to flow through the circuit and safely controlling the amount of current being outputted. This type of optoisolator is frequently used in applications such as current limiting, over-voltage protection, and temperature monitoring.

LTV-844HS-TA Applications

The LTV-844HS-TA is an incredibly versatile optoisolator that can be used for a variety of different applications. It is frequently used in automotive, medical, and industrial applications where reliable current limiting is needed to control and monitor electrical signals. Additionally, it can be used to provide over-voltage protection and temperature monitoring. The device is also frequently used in consumer electronics, such as computers and smartphones, to provide safe and reliable current monitoring and control.

LTV-844HS-TA Working Principle

The LTV-844HS-TA optoisolator utilizes a transistor photovoltaic output system to provide a reliable current limiting option for electrical circuits. This optoisolator consists of a light dependent resistor, a photodiode, and a transistor. When the photodiode receives light, it creates a current which then passes through the transistor. The transistor then amplifies the current, allowing a greater amount of current to safely pass through the circuit. This allows for the current to be controlled and monitored, providing protection and reliability in applications where electrical signals need to be limited.

Conclusion

The LTV-844HS-TA is a valuable optoisolator that can provide a transistor photovoltaic output option for electrical circuits. By utilizing a photodiode and a transistor, the optoisolator is able to provide a reliable current limiting option for electrical circuits. This makes it an ideal choice for use in automotive, medical, industrial, and consumer electronics applications where reliable current limiting is necessary.

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