4N46#560

Output Type:	Darlington with Base
Base Part Number:	4N46
Supplier Device Package:	6-SMD
Package / Case:	6-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Vce Saturation (Max):	--
Current - DC Forward (If) (Max):	20mA
Voltage - Forward (Vf) (Typ):	1.4V
Current - Output / Channel:	60mA
Voltage - Output (Max):	20V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	--
Turn On / Turn Off Time (Typ):	5µs, 150µs
Current Transfer Ratio (Max):	1000% @ 10mA
Current Transfer Ratio (Min):	200% @ 10mA
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Optoisolators - Transistor, Photovoltaic Output

Optoisolators are components that provide electrical isolation between two circuits by using light to transfer a signal from one side of the device to the other. The 4N46#560 is a particular type of optoisolator in the form of a transistor, with photovoltaic output.

Overview

Optoisolators are designed to isolate signals from the outputs of electronic devices. This can be important in applications where the signal source is connected to a relatively high voltage, such as the power supply lines in a circuit. Without isolation, a current can flow from one side of the circuit to the other, risking short circuits and potentially damaging the circuits involved.The 4N46#560 optoisolator is a transistor-based optoisolator. It contains a phototransistor and a light emitting diode (LED) in a single package. When an input voltage is applied to the LED, it emits light which is picked up by the phototransistor. This produces an output with an electrical isolation between the two circuits.

Application Field

The 4N46#560 optoisolator can be used in a wide variety of applications. It is a popular choice for low-power switching circuits, motor control applications, medical applications, and industrial process control. It is also commonly used in instrumentation systems, where electrical isolation of the signals is important to prevent noise and interference in sensitive devices.

Working Principle

The 4N46#560 optoisolator works on the principle of photocoupling, also known as an optocoupler. When a voltage is applied to the input terminal, it causes the LED inside the optoisolator to emit light. This light is detected by the phototransistor, which then amplifies the signal and produces an output.The optoisolator is designed to provide electrical isolation between the input and output terminals. This is achieved through the use of an optical barrier, which prevents any current from flowing between the two circuits. The optical barrier is constructed of an opaque material, which blocks the light emitted from the LED and ensures that the phototransistor only detects light from the input terminal.

Advantages

The 4N46#560 optoisolator offers several advantages over traditional isolation methods. It is able to provide high-speed data transmission and high voltage isolation up to 1000V. It also has a low voltage drop, low power consumption, and wide operating temperature range.The 4N46#560 optoisolator is an ideal choice for applications where electrical isolation of the signals is essential. The device provides fast data transmission and high voltage isolation, as well as low voltage and power consumption. It is a reliable and cost-effective solution for a wide variety of applications.

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