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SFH618A-4

Optocoupler DC-IN 1-CH Trans DC-OUT

Quantity Unit Price(USD) Ext. Price
1 $0.540 $0.54
500 $0.308 $154.00
1000 $0.294 $294.00
10 $0.451 $4.51
30 $0.406 $12.18
100 $0.334 $33.40

Inventory:9,601

*The price is for reference only.
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Submit your quote request for SFH618A-4 using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of SFH618A-4

The SFH618A-4 is an optoisolator optimized for high-speed and low-voltage operations, providing excellent performance for analog and digital signal switching applications.

Pinout

The SFH618A-4 pinout refers to the configuration and function of each pin in its 4-DIP package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the SFH618A-4 has a specific role such as power supply input, ground connection, or signal interface.

Features

  • Precise timing and synchronization for reliable operation: The SFH618A-4 provides precise control of output voltage and current, ensuring accurate clocking and timing in various applications.
  • Low power consumption for reduced heat generation: This optoisolator is designed to operate with low power consumption, minimizing heat generation and reducing the risk of thermal-related failures.
  • High immunity to radio-frequency interference (RFI): The SFH618A-4 features high immunity to RFI, ensuring reliable operation in environments where electromagnetic interference is present.
  • Sufficient creepage distance for safe operation: This optoisolator provides a sufficient creepage distance to prevent damage from fault currents and ensure safe operation in various applications.
  • Maintenance-free design with no need for calibration: The SFH618A-4 is designed to be maintenance-free, eliminating the need for calibration or adjustments during its operating life.
  • Fully compliant with international industry standards: This optoisolator meets and exceeds various international industry standards, ensuring compatibility with a wide range of systems and applications.

Applications

  • Telecommunications: The SFH618A-4 is suitable for telecommunications applications where precise timing and synchronization are critical, such as in telephone exchanges or data transmission systems.
  • Industrial control systems: This optoisolator can be used in industrial control systems where reliable operation and low power consumption are essential, such as in process control or automation systems.
  • Aerospace and defense: The SFH618A-4 is suitable for aerospace and defense applications where high reliability, precision timing, and immunity to RFI are critical, such as in navigation systems or communication equipment.

Advantages and Disadvantages

Advantages

  • Precise timing and synchronization: The SFH618A-4 provides precise control of output voltage and current, ensuring accurate clocking and timing in various applications.
  • Low power consumption: This optoisolator is designed to operate with low power consumption, minimizing heat generation and reducing the risk of thermal-related failures.
  • High immunity to RFI: The SFH618A-4 features high immunity to RFI, ensuring reliable operation in environments where electromagnetic interference is present.
  • Sufficient creepage distance for safe operation: This optoisolator provides a sufficient creepage distance to prevent damage from fault currents and ensure safe operation in various applications.

Disadvantages

  • Limited operating temperature range: The SFH618A-4 has a limited operating temperature range, which may affect its performance or reliability in extreme environments.
  • Sensitivity to moisture and humidity: This optoisolator is sensitive to moisture and humidity, which can affect its operation or reliability in certain environments.

Equivalents

For similar functionalities, consider these alternatives to the SFH618A-4:

  • SFH618B-4: This optoisolator offers similar performance and features to the SFH618A-4 but with a slightly different package configuration.
  • SFH619A-4: The SFH619A-4 is another option that provides high-speed and low-voltage operations, making it suitable for various applications where precise timing and synchronization are critical.

Frequently Asked Questions

Q: What is the operating temperature range of the SFH618A-4?
A: The SFH618A-4 operates within a temperature range of -40°C to 85°C.

Q: Is the SFH618A-4 suitable for use in high-reliability applications?
A: Yes, the SFH618A-4 is designed for high-reliability applications where precise timing and synchronization are critical, such as in aerospace and defense industries.

Q: Can the SFH618A-4 be used in environments with high levels of electromagnetic interference (EMI)?
A: Yes, the SFH618A-4 features high immunity to EMI, making it suitable for use in environments where electromagnetic interference is present.

Q: What is the typical application of the SFH618A-4?
A: The SFH618A-4 is commonly used in telecommunications, industrial control systems, and aerospace and defense applications where precise timing and synchronization are critical.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Transistor Output Optocouplers RoHS Details
Mounting Style Through Hole Package / Case DIP-4
Number of Channels 1 Channel Isolation Voltage 5300 Vrms
Output Type NPN Phototransistor Current Transfer Ratio - Min 160 %
Current Transfer Ratio - Max 320 % If - Forward Current 60 mA
Vf - Forward Voltage 1.5 V Maximum Collector Emitter Voltage 55 V
Maximum Collector Current 100 mA Maximum Collector Emitter Saturation Voltage 400 mV
Rise Time 3 us Fall Time 14 us
Vr - Reverse Voltage 6 V Pd - Power Dissipation 150 mW
Minimum Operating Temperature - 55 C Maximum Operating Temperature + 100 C
Brand Vishay Semiconductors Configuration 1 Channel
Current Transfer Ratio 160 % Height 3.81 mm
Length 4.83 mm Product Type Transistor Output Optocouplers
Factory Pack Quantity 4000 Subcategory Optocouplers
Width 6.81 mm Part # Aliases VO618A-4
Unit Weight 0.009171 oz

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Warranty, Returns, and Additional Information

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    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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SFH618A-4

Optocoupler DC-IN 1-CH Trans DC-OUT

Inventory:

9,601