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DS2129S+T&R

DS2129S+T&R Description

The DS2129S+T&R is a specialized low-voltage regulator designed by Analog Devices Inc./Maxim Integrated, catering to the specific needs of SCSI (Small Computer System Interface) applications. This IC regulator offers three distinct output voltages—1.3V, 0.75V, and 1.75V—ensuring precise power delivery for sensitive electronic components. The DS2129S+T&R operates within an input voltage range of 2.7V to 5.25V, making it suitable for a variety of low-voltage systems.

The DS2129S+T&R is housed in a 16SO package and is available in a Surface Mount configuration, facilitating easy integration into compact and high-density PCB designs. The device is packaged in Tape & Reel (TR) format, which is ideal for automated assembly processes. Despite its obsolescence status, the DS2129S+T&R remains a reliable choice for legacy systems and specific applications where its unique features are required.

DS2129S+T&R Features

• Multiple Output Voltages: The DS2129S+T&R provides three regulated output voltages (1.3V, 0.75V, and 1.75V), making it versatile for applications requiring multiple power rails.
• Wide Input Voltage Range: With an input voltage range of 2.7V to 5.25V, the regulator can accommodate various power supply sources, enhancing its flexibility.
• Surface Mount Technology: The Surface Mount mounting type ensures compatibility with modern PCB assembly techniques, allowing for compact and efficient designs.
• Compliance and Safety: The DS2129S+T&R is REACH Unaffected and RoHS3 Compliant, ensuring it meets stringent environmental and safety standards. It also carries an ECCN classification of EAR99, simplifying export and regulatory compliance.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the DS2129S+T&R is highly resistant to moisture, reducing the risk of damage during storage and assembly.
• Operating Temperature Range: The regulator operates reliably within a temperature range of 0°C to 70°C, making it suitable for a variety of environmental conditions.

DS2129S+T&R Applications

The DS2129S+T&R is particularly well-suited for applications requiring precise and reliable power regulation, especially in SCSI systems. Its ability to provide multiple output voltages makes it ideal for powering various components within a SCSI interface, such as controllers, drivers, and other peripheral devices. The regulator's low-voltage operation ensures minimal power loss and high efficiency, which is crucial for maintaining system performance and reducing thermal dissipation.

Specific use cases where the DS2129S+T&R excels include:

• SCSI Interface Boards: Providing stable power to SCSI controllers and peripheral devices.
• Embedded Systems: Offering multiple regulated power rails for compact and efficient system designs.
• Legacy Systems: Maintaining compatibility with older systems where the DS2129S+T&R's unique features are essential.

Conclusion of DS2129S+T&R

The DS2129S+T&R stands out as a reliable and versatile low-voltage regulator, particularly suited for SCSI applications and other systems requiring multiple regulated power outputs. Despite its obsolescence, its unique features and compliance with industry standards make it a valuable component for specific use cases. Engineers and designers can leverage the DS2129S+T&R's precise voltage regulation, wide input voltage range, and robust compliance to ensure the reliability and efficiency of their power management solutions.