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DG271AK

DG271AK Description

The DG271AK is an obsolete analog switch and multiplexer/demultiplexer from Vishay Siliconix, featuring a 1:1 circuit configuration. This device is designed for demanding applications requiring high performance and reliability. The DG271AK is housed in a through-hole 16-pin CERDIP package, making it suitable for a variety of industrial and commercial applications. Despite its obsolete status, the DG271AK remains a robust choice for applications where its specific attributes are required.

DG271AK Features

• Low Leakage Current: The DG271AK boasts a maximum leakage current (IS(off)) of just 1nA, ensuring minimal power consumption and high signal integrity when the switch is off.
• Wide Supply Voltage Range: With a dual supply voltage range of ±15V, the DG271AK can operate effectively in a variety of power supply conditions, making it versatile for different application environments.
• Low Channel Capacitance: The device features a channel capacitance (CS(off), CD(off)) of 8pF for both source and drain, which helps in maintaining signal integrity and reducing signal distortion.
• Low On-State Resistance: The maximum on-state resistance of 50Ω ensures minimal voltage drop across the switch, leading to efficient power transfer and reduced power loss.
• Fast Switching Times: The DG271AK offers fast switch times (Ton, Toff) of 65ns, allowing for rapid signal switching and high-speed operation.
• REACH Compliance: The DG271AK is REACH unaffected, ensuring compliance with environmental and regulatory standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the DG271AK is suitable for a wide range of environmental conditions without the need for special handling or storage requirements.
• Packaging: The device is available in a tube package, which is ideal for bulk handling and storage.

DG271AK Applications

The DG271AK is well-suited for applications requiring high performance and reliability in analog signal switching. Some specific use cases include:

• Audio Signal Routing: The low on-state resistance and low leakage current make the DG271AK ideal for routing audio signals in high-fidelity audio systems, ensuring minimal signal degradation.
• Data Acquisition Systems: The fast switching times and low channel capacitance are beneficial for data acquisition systems where rapid signal switching and high signal integrity are critical.
• Telecommunications: The wide supply voltage range and robust performance make the DG271AK suitable for various telecommunication applications, including signal switching in base stations and other communication equipment.
• Industrial Control Systems: The DG271AK can be used in industrial control systems where reliable and efficient signal switching is required, such as in PLCs and other automation equipment.

Conclusion of DG271AK

The DG271AK from Vishay Siliconix is a high-performance analog switch and multiplexer/demultiplexer that offers several unique features and advantages over similar models. Its low leakage current, wide supply voltage range, and low on-state resistance make it an excellent choice for applications requiring high signal integrity and efficient power transfer. Despite its obsolete status, the DG271AK remains a reliable option for specific applications where its attributes are essential. Its compliance with REACH and moisture sensitivity standards further enhances its suitability for a wide range of industrial and commercial environments.