TPS51285ARUKR

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TPS51285ARUKR

+Nomenclature

IC REG QUAD BUCK/LNR SYNC 20WQFN

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Spécifications

Attribut Valeur
Series D-CAP™
Part Status Active
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Number of Outputs 4
Frequency - Switching 400kHz, 475kHz
Voltage / Current - Output 1 Controller
Voltage / Current - Output 2 Controller
Voltage / Current - Output 3 3.3V, 100mA
w / LED Driver No
w / Supervisor No
w / Sequencer No
Voltage - Supply 5V ~ 24V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Supplier Device Package 20-WQFN (3x3)
Base Product Number TPS51285

Présentation

Description

The TPS51285ARUKR is a high-performance DDR termination regulator from Texas Instruments, designed to provide power management for DDR memory applications. It features a dual-output architecture, supporting both VTT (termination voltage) and VREF (reference voltage), which are critical for DDR memory stability and performance. The device operates from a wide input voltage range, typically between 4.5V and 15V, and is capable of delivering up to 1.5A of output current for VTT.
Key features include:
- Adjustable output voltage for flexibility in memory configurations.
- High efficiency with low quiescent current, enhancing thermal performance.
- Integrated protections such as overcurrent and thermal shutdown to ensure reliability.
- Small package size (VQFN) which is suitable for compact designs.
The TPS51285ARUKR is ideal for applications in desktops, laptops, and servers that require efficient and reliable power delivery to DDR memory modules. Its combination of features makes it a popular choice among engineers looking to optimize memory power solutions.

Equivalent

The TPS51285ARUKR is a DDR termination regulator. Equivalent products include the ISL62391, LM24610, and LTC3714. These alternatives also provide DDR memory termination and similar voltage output specifications. Always check the specific electrical characteristics and pin configurations to ensure compatibility with your application.

Features

The TPS51285ARUKR is a DDR termination regulator designed for efficient power management in DDR memory systems. Key features include:
1. Dual Output: It provides two outputs (VTT and VREF) for DDR memory termination.
2. High Efficiency: The device operates with high efficiency, reducing heat generation and improving thermal performance.
3. Adjustable Output: The output voltage can be adjusted to match the specific requirements of DDR memory, typically around 0.5V for VTT.
4. Power Good Indicator: It includes a power good signal to monitor the output voltage levels.
5. Built-in Soft-Start: The soft-start feature minimizes inrush currents during startup.
6. Temperature Protection: Integrated thermal shutdown protects the device from overheating.
7. Fast Transient Response: Designed to handle fast load transients, ensuring stable performance.
8. Compact Package: Offered in a small 20-pin VQFN package, ideal for space-constrained applications.
The TPS51285ARUKR is suitable for use in computing and server applications that require reliable DDR memory power management.

Pinout

The TPS51285ARUKR is a dual DDR termination regulator from Texas Instruments. It comes in a 16-pin HTQFP (Thin Quad Flat Package) package.
The key functions of the pinout include:
- VIN: Input voltage
- GND: Ground
- VREF: Reference voltage output
- VTT: Termination voltage output for DDR memory
- SENSE: Voltage sensing for feedback
- COMP: Compensation network connection for stability
- FB: Feedback pin for regulation
- VTTDIS: VTT disable pin
- PGOOD: Power good indicator
- ENABLE: Enable pin to turn the device on/off
- SS: Soft-start control
Other pins handle functions for the control and monitoring of the device, ensuring proper operation within DDR memory applications. The TPS51285 is designed to provide an efficient and stable power supply for DDR memory modules, ensuring reliability and performance.

Manufacturer

The TPS51285ARUKR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments designs and produces a wide range of analog and embedded processing products. The company is well-known for its innovative technologies and applications in various sectors, including industrial, automotive, communications, and consumer electronics.
Texas Instruments specializes in developing integrated circuits (ICs), analog chips, and embedded processors, and is recognized for its commitment to quality and performance. The TPS51285ARUKR is a DDR termination regulator, commonly used in computing applications. TI's extensive portfolio and expertise in power management design make it a key player in the semiconductor industry, serving a diverse customer base and promoting advancements in technology.

Application

The TPS51285ARUKR is a DDR termination regulator primarily used in DDR memory systems. Its application areas include:
1. Computing: Motherboards and server memory modules.
2. Telecommunications: Networking equipment requiring high-speed data processing.
3. Consumer Electronics: Laptops, tablets, and gaming consoles needing efficient power management.
4. Industrial Automation: Systems requiring reliable memory power supply for data processing.
5. Automotive: Advanced driver-assistance systems (ADAS) and infotainment units.
Its high efficiency and compact design make it suitable for various digital applications where precise voltage regulation is essential.

Package

The TPS51285ARUKR is packaged in a 40-pin VQFN (Very Thin Quad Flat No-lead) package, which is designed for compact applications with a small footprint.

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