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DG401AK

DG401AK Description

The DG401AK is a through-hole mounted, dual SPST analog switch designed by Vishay Siliconix. This obsolete product features a maximum leakage current of 250pA and operates within a dual supply voltage range of ±7V to ±22V. It also supports a single supply voltage range of 13V to 36V. The DG401AK offers a maximum on-state resistance of 35 ohms and a channel capacitance of 12pF for both source and drain when off. Charge injection is kept to a minimum at 60pC, ensuring minimal signal distortion. The switch time is impressively fast, with a maximum turn-on time of 150ns and a turn-off time of 100ns. The product is REACH unaffected and has a moisture sensitivity level of 1, indicating it is suitable for unlimited storage conditions.

DG401AK Features

• Low Leakage Current: With a maximum leakage current of 250pA, the DG401AK ensures minimal signal degradation, making it ideal for applications requiring high signal integrity.
• Wide Supply Voltage Range: The ability to operate within a dual supply voltage range of ±7V to ±22V and a single supply voltage range of 13V to 36V provides flexibility in various power supply configurations.
• Low On-State Resistance: The maximum on-state resistance of 35 ohms ensures efficient signal transmission with minimal power loss, enhancing overall system performance.
• Fast Switching Speed: The DG401AK boasts a maximum turn-on time of 150ns and a turn-off time of 100ns, making it suitable for high-speed switching applications.
• Minimal Charge Injection: The 60pC charge injection ensures minimal signal distortion, which is crucial for maintaining signal quality in sensitive analog applications.
• Low Channel Capacitance: The 12pF capacitance for both source and drain when off reduces signal delay and improves system response time.
• Robust Packaging: The through-hole mounting and tube packaging provide mechanical stability and ease of integration into various electronic systems.
• Compliance and Reliability: The product is REACH unaffected and has a moisture sensitivity level of 1, ensuring compliance with environmental regulations and reliability in storage and operation.

DG401AK Applications

The DG401AK is well-suited for a variety of applications due to its robust performance and versatile specifications. Some specific use cases include:

• Analog Signal Routing: Ideal for routing analog signals in communication systems, test and measurement equipment, and medical devices where signal integrity is paramount.
• High-Speed Switching: Suitable for applications requiring rapid switching, such as high-speed data acquisition systems and digital-to-analog converters.
• Power Management: The wide supply voltage range and low on-state resistance make it suitable for power management circuits in consumer electronics and industrial control systems.
• Medical Equipment: The low leakage current and minimal charge injection ensure high signal quality, making it suitable for sensitive medical applications like patient monitoring devices and diagnostic equipment.

Conclusion of DG401AK

The DG401AK, despite being an obsolete product, remains a reliable choice for applications requiring high signal integrity, fast switching speeds, and low power loss. Its wide supply voltage range, low leakage current, and minimal charge injection make it a standout option in the realm of analog switches. While newer alternatives may offer enhanced features, the DG401AK continues to deliver exceptional performance in its specified applications, ensuring it remains a valuable component for engineers and designers in the electronics industry.