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DG211BDQ-E3

DG211BDQ-E3 Description

The DG211BDQ-E3 is a high-performance single-pole single-throw (SPST) analog switch designed for a wide range of applications requiring precision signal routing. Manufactured by Vishay Siliconix, this interface IC chip is known for its robust performance and reliability. The DG211BDQ-E3 features a maximum leakage current of 500pA, ensuring minimal power loss and high signal integrity. It operates with a dual supply voltage range of ±4.5V to ±22V and a single supply voltage range of 4.5V to 25V, making it versatile for various power supply configurations.

The DG211BDQ-E3 offers excellent channel-to-channel matching with a ΔRon of 2Ω, which is crucial for maintaining consistent signal performance across multiple channels. Its on-state resistance is a maximum of 85Ω, ensuring low power dissipation and high efficiency. The switch also boasts a low charge injection of 1pC, which minimizes signal distortion during switching operations. With a channel capacitance of 5pF for both CS(off) and CD(off), the DG211BDQ-E3 ensures fast and reliable switching with minimal signal delay.

The switch time for the DG211BDQ-E3 is impressively fast, with a maximum turn-on time (Ton) of 300ns and a turn-off time (Toff) of 200ns. This rapid switching capability makes it suitable for high-speed signal routing applications. The DG211BDQ-E3 is housed in a 16-TSSOP package, which is ideal for surface-mount applications, providing a compact and reliable solution for space-constrained designs.

DG211BDQ-E3 Features

• Low Leakage Current: With a maximum leakage current of 500pA, the DG211BDQ-E3 ensures minimal power loss and high signal integrity.
• Wide Supply Voltage Range: Operates with dual supply voltages from ±4.5V to ±22V and single supply voltages from 4.5V to 25V, offering flexibility in power supply configurations.
• Excellent Channel Matching: Features a ΔRon of 2Ω, ensuring consistent performance across multiple channels.
• Low On-State Resistance: A maximum on-state resistance of 85Ω minimizes power dissipation and maximizes efficiency.
• Minimal Charge Injection: Low charge injection of 1pC reduces signal distortion during switching operations.
• Fast Switching Times: With a maximum turn-on time of 300ns and turn-off time of 200ns, the DG211BDQ-E3 is suitable for high-speed applications.
• Compact Packaging: Housed in a 16-TSSOP package, ideal for surface-mount applications and space-constrained designs.
• Compliance and Reliability: REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability.

DG211BDQ-E3 Applications

The DG211BDQ-E3 is ideal for a variety of applications that require precision signal routing and high-speed switching. Some specific use cases include:

• Data Acquisition Systems: Its low on-state resistance and fast switching times make it suitable for routing analog signals in data acquisition systems.
• Medical Equipment: The high reliability and low leakage current are critical for medical devices where signal integrity and precision are paramount.
• Telecommunications: The wide supply voltage range and fast switching capabilities make it ideal for signal routing in telecommunication equipment.
• Industrial Automation: The robust performance and compact packaging are well-suited for industrial applications where space and reliability are key considerations.
• Audio and Video Systems: The low charge injection and minimal signal distortion ensure high-quality signal routing in audio and video applications.

Conclusion of DG211BDQ-E3

The DG211BDQ-E3 is a versatile and high-performance analog switch that offers a combination of low leakage current, wide supply voltage range, and fast switching times. Its excellent channel matching and low on-state resistance make it a reliable choice for precision signal routing in various applications. Despite being marked as obsolete, the DG211BDQ-E3 remains a valuable component for engineers looking for a compact, high-performance solution in their designs. Its compliance with REACH and RoHS3 standards ensures environmental safety and reliability, making it a preferred choice for applications in data acquisition, medical equipment, telecommunications, industrial automation, and audio/video systems.