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DG390BDJ

DG390BDJ Description

The DG390BDJ is a high-performance analog switch designed by Vishay Siliconix, featuring a SPDT (Single Pole Double Throw) switch circuit with two independent channels. This obsolete but still highly sought-after component is housed in a through-hole 16DIP package, making it suitable for a variety of applications requiring robust and reliable switching capabilities. The DG390BDJ operates within a wide supply voltage range of ±7V to ±22V for dual supply and 13V to 36V for single supply, ensuring compatibility with diverse power sources.

DG390BDJ Features

• Low Leakage Current: The DG390BDJ boasts a maximum leakage current of just 5nA, ensuring minimal power loss and maintaining signal integrity even in low-power applications.
• Low On-State Resistance: With a maximum on-state resistance of 50Ohms, this switch minimizes voltage drop across the switch, enhancing overall system efficiency.
• Low Charge Injection: The 10pC charge injection ensures minimal signal distortion, making it ideal for sensitive analog signal processing applications.
• Fast Switching Times: The switch offers typical turn-on and turn-off times of 150ns and 130ns respectively, providing rapid response capabilities for high-speed switching applications.
• Low Channel Capacitance: Both the source and drain capacitances are rated at 14pF, reducing signal delay and ensuring high-frequency performance.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the DG390BDJ is highly resistant to moisture, making it suitable for a wide range of environmental conditions.
• Compliance: The DG390BDJ is REACH unaffected, ensuring compliance with stringent environmental regulations.

DG390BDJ Applications

The DG390BDJ is well-suited for a variety of applications due to its versatile design and robust performance. Some specific use cases include:

• Analog Signal Routing: Ideal for routing analog signals in audio, video, and telecommunications equipment, ensuring high fidelity and minimal signal degradation.
• Data Acquisition Systems: The low leakage current and low on-state resistance make it suitable for precision data acquisition systems where signal integrity is critical.
• Medical Equipment: The DG390BDJ's low charge injection and fast switching times are beneficial in medical imaging and diagnostic equipment where signal accuracy and speed are paramount.
• Industrial Control Systems: The wide supply voltage range and moisture resistance make it a reliable choice for industrial applications where environmental conditions can be harsh.
• Consumer Electronics: Suitable for applications such as remote controls, gaming consoles, and other consumer devices requiring reliable switching mechanisms.

Conclusion of DG390BDJ

The DG390BDJ is a versatile and high-performance analog switch that offers a combination of low leakage current, low on-state resistance, and fast switching times. Despite being marked as obsolete, its unique features and robust performance make it a preferred choice for engineers and designers in various industries. The wide supply voltage range, low channel capacitance, and compliance with environmental regulations further enhance its appeal. Whether used in precision data acquisition systems, medical equipment, or consumer electronics, the DG390BDJ provides reliable and efficient switching capabilities, making it an essential component for a wide range of applications.