TPS51285ARUKR

The TPS51285ARUKR is a dual-channel DDR termination regulator designed by Texas Instruments. It provides power management solutions for DDR memory modules, specifically targeting DDR3, DDR3L, and DDR4 applications. This device features an adjustable output voltage, allowing it to deliver precise termination voltages essential for stable memory performance.
Key specifications include an input voltage range of 4.5V to 17V, output current capability of up to 3A per channel, and integrated fault protection features such as overvoltage and overcurrent protection. The TPS51285 also boasts a low quiescent current, enhancing efficiency in power-sensitive applications.
The device operates with a high level of integration, reducing the need for external components and simplifying PCB design. Additionally, it supports various operating modes, optimizing performance in diverse scenarios. Ideal for use in motherboards, servers, and networking equipment, the TPS51285ARUKR is suitable for systems requiring reliable and efficient memory power solutions.

The TPS51285ARUKR is a DDR termination regulator designed by Texas Instruments. Key features include:
1. Voltage Output: Provides a dual output voltage of 0.5V to 1.25V, adjustable with an external resistor divider.
2. High Efficiency: Incorporates a power-saving mode that enhances efficiency, especially under light loads.
3. Integrated Current Sense: Features an integrated current sensing mechanism for precise regulation of the output current.
4. Thermal Protection: Equipped with thermal shutdown to prevent overheating.
5. Fast Transient Response: Offers a rapid transient response time suitable for DDR memory applications.
6. Power Good Indicator: Includes a power-good output to signal the status of the output voltage.
7. Packaging: Available in a 28-pin HTQFP package for easy integration into compact designs.
8. Operating Range: Supports a wide input voltage range, making it versatile for various applications.
This device is ideal for DDR memory termination in computing and networking applications, ensuring stable performance and reliability.

The TPS51285ARUKR is packaged in a 40-pin HTQFP (Thin Quad Flat Package) with a lead pitch of 0.5 mm, designed for surface mounting.

The TPS51285ARUKR is a dual-output DDR termination regulator from Texas Instruments. It has a total of 16 pins.
### Pin Functionality Overview:
1. Input Pins:
- VIN: Input voltage for the regulator.
- GND: Ground connection.
2. Output Pins:
- VREF: Reference voltage output for DDR termination.
- VTT1/VTT2: Output voltages for DDR memory termination.
3. Control Pins:
- EN: Enable pin to turn the regulator on/off.
- SS: Soft-start control for output voltage ramp-up time.
- COMP: Compensation pin for stability.
4. Feedback Pins:
- FB1/FB2: Feedback pins for voltage regulation.
5. Compensation Pins:
- CSN: Connects to the compensation network.
6. Sense Pins:
- SENSE1/SENSE2: Used for voltage sensing in feedback loop.
This device is commonly used in DDR memory applications to provide stable termination voltages.

The TPS51285ARUKR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including analog and digital semiconductors, embedded processors, and microcontrollers. The company primarily serves various markets, including automotive, industrial, communications, and consumer electronics. TI is known for its innovation in power management solutions, signal processing, and RF technology, among other areas. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments is committed to advancing technology and supporting customers through extensive research and development efforts.

The TPS51285ARUKR is a voltage regulator primarily used in DDR memory power applications. It provides power management for DDR memory systems in computers, servers, and networking equipment. It is designed to support low-voltage DDR memory types, ensuring efficient voltage regulation, power sequencing, and supply monitoring. Additionally, it can be utilized in other applications requiring precise voltage regulation and high efficiency.

The TPS51285ARUKR is a DDR termination regulator. Equivalent products include the ISL6261, LTC2980, and NCP81174. These alternatives also provide DDR power management with similar features. Always check specifications to ensure compatibility with your specific application.