SFH618A-5 Allicdata Electronics
Allicdata Part #:

751-1356-5-ND

Manufacturer Part#:

SFH618A-5

Price: $ 0.00
Product Category:

Isolators

Manufacturer: Vishay Semiconductor Opto Division
Short Description: OPTOISOLATOR 5.3KV TRANS 4-DIP
More Detail: Optoisolator Transistor Output 5300Vrms 1 Channel ...
DataSheet: SFH618A-5 datasheetSFH618A-5 Datasheet/PDF
Quantity: 2199
Stock 2199Can Ship Immediately
Specifications
Output Type: Transistor
Supplier Device Package: 4-DIP
Package / Case: 4-DIP (0.300", 7.62mm)
Mounting Type: Through Hole
Operating Temperature: -55°C ~ 100°C
Vce Saturation (Max): 400mV
Current - DC Forward (If) (Max): 60mA
Voltage - Forward (Vf) (Typ): 1.1V
Current - Output / Channel: 50mA
Voltage - Output (Max): 55V
Series: --
Input Type: DC
Rise / Fall Time (Typ): 3.5µs, 5µs
Turn On / Turn Off Time (Typ): 6µs, 5.5µs
Current Transfer Ratio (Max): 500% @ 1mA
Current Transfer Ratio (Min): 250% @ 1mA
Voltage - Isolation: 5300Vrms
Number of Channels: 1
Part Status: Active
Packaging: Tube 
Description

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SFH618A-5 optoisolators are a type of transistor, photovoltaic output devices that combine a phototransistor output with a photovoltaic cell input and an isolation barrier to electrically isolate different circuit sections. The isolator\'s photocoupler is the star element of the optic isolation technology as it provides electrical isolation between two circuit sections while allowing data signals and power to be transmitted from one side of the isolator to the other. SFH618A-5 optoisolator are used in a variety of applications including power supplies, industrial controllers, medical equipment, and communication devices.

Working Principle

The working principle of the SFH618A-5 optoisolator is derived from the circuit design. It comprises of a LED, a phototransistor, an isolation barrier, and an output transistor. The LED is used to generate the input light signal and the phototransistor is used to detect this light signal. When the light signal is received by the phototransistor, it triggers the output transistor, which in turn drives the output. The isolation barrier in the circuit prevents the electrical signals from passing from one circuit section to another.

Application Fields

SFH618A-5 optoisolators are primarily used in applications where electrical isolation is required such as power supplies, industrial controllers and communication systems. They are also used in medical equipment for patient safety. The optoisolator’s insulating properties allow for data to be transmitted from one section of the circuit to the other without the risk of electric shock.

SFH618A-5 optoisolators are also used in automotive electronics, home appliances and lighting systems. Its compact size and low power consumption make it an ideal compliance-grade solution for-high voltage AC/DC applications, such as those found in vlogging cameras, telecommunication systems, HVAC systems, automatic door openers and medical equipment.

Furthermore, SFH618A-5 optoisolator can be used for switching signals or voltage levels through isolation, allowing the device to be used in high-speed designs. Other applications include motor controls, power supply controllers, data transmission among different areas or devices, and audio-visual signals.

Advantages

The SFH618A-5 optoisolator offers several advantages over conventional isolation methods. It provides high reliability and isolation, which is especially important in situations where safety is a priority. Its small size allows it to be incorporated into smaller circuits, making it suitable for a wide range of applications. It also requires lower power consumption than standard isolation techniques, allowing machines to operate longer with fewer components.

The photovoltaic cell input allows the optoisolator to receive signals from a wide light energy range, which is good for situations where optical communication is required. It offers a fast response time and high speed data transmission which make it particularly valuable in applications where data transmission needs to be fast and reliable.

Conclusion

SFH618A-5 optoisolators are a valuable addition to any device that relies on electrically isolating two circuits. Its small size, low power consumption, and high speed data transmission capabilities make it suitable for a wide range of applications, from medical equipment to communication devices and more.

The specific data is subject to PDF, and the above content is for reference

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