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DS2890-000+

DS2890-000+ Description

The DS2890-000+ is a digital potentiometer IC designed by Analog Devices Inc./Maxim Integrated, featuring a 100kΩ resistance with 256 taps and a linear taper. This through-hole mounted device operates within a supply voltage range of 2.8V to 6V, making it suitable for a variety of applications requiring precise resistance control. The DS2890-000+ is housed in a TO92-3 package and is available in bulk packaging. It has a temperature coefficient of 800ppm/°C, ensuring stable performance across different temperature conditions. The device is volatile, meaning it requires a continuous power supply to maintain its settings. The DS2890-000+ is REACH unaffected and RoHS3 compliant, adhering to environmental and safety standards. It has a moisture sensitivity level (MSL) of 1, indicating it is not sensitive to moisture and can be stored without special precautions.

DS2890-000+ Features

The DS2890-000+ offers several unique features that set it apart from other digital potentiometers:

• High Resolution: With 256 taps, the DS2890-000+ provides fine-tuned resistance control, allowing for precise adjustments in electronic circuits.
• Wide Operating Voltage Range: The device operates between 2.8V and 6V, making it versatile for various power supply configurations.
• Linear Taper: The linear taper ensures consistent resistance changes, which is crucial for applications requiring uniform adjustments.
• Volatile Memory: While volatile memory means settings are not retained without power, it also allows for dynamic adjustments and flexibility in real-time applications.
• Compliance and Safety: The DS2890-000+ is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level 1: This rating means the device can be stored and used in a wide range of environments without the risk of moisture damage.

DS2890-000+ Applications

The DS2890-000+ is ideal for a variety of applications where precise resistance control is required:

• Audio Applications: The linear taper and high resolution make it suitable for volume control and audio signal processing.
• Industrial Controls: The device can be used in industrial systems for precise control of resistive elements, such as in motor control circuits.
• Medical Equipment: The DS2890-000+ can be used in medical devices where precise resistance adjustments are necessary for accurate measurements and control.
• Automotive Systems: The wide operating voltage range and robustness make it suitable for automotive applications, such as in dashboard controls and sensor interfaces.
• Consumer Electronics: The device can be used in consumer electronics for adjustable resistance functions, such as in display brightness control and fan speed regulation.

Conclusion of DS2890-000+

The DS2890-000+ is a versatile and precise digital potentiometer that offers high resolution and a wide operating voltage range. Its linear taper and volatile memory provide dynamic control capabilities, making it suitable for a variety of applications. The device's compliance with environmental and safety standards, along with its moisture sensitivity level 1 rating, ensures reliability and durability. While the DS2890-000+ is currently marked as obsolete, its technical specifications and performance benefits make it a valuable component for applications requiring precise resistance control.