TPS51116PWPR

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TPS51116PWPR

IC REG CTRLR DDR 1OUT 20HTSSOP

  • Manufacturer
  • Mfr. Part #TPS51116PWPR
  • Package HTSSOP20
  • Datasheet
  • In Stock3931

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Specifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Applications Controller, DDR
Voltage-Input 3V ~ 28V
NumberofOutputs 1
Voltage-Output 1.2V, 1.35V, 1.5V, 1.8V, 2.5V, Adj
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-PowerTSSOP (0.173, 4.40mm Width)

Overview

Description

The TPS51116PWPR is a power management integrated circuit (PMIC) designed by Texas Instruments. It is primarily used for DDR memory power applications, providing a complete power solution for DDR, DDR2, and DDR3 memory systems. The device integrates a synchronous buck controller, a low-dropout (LDO) regulator, and a buffered reference voltage output, making it suitable for powering both the VDDQ and VTT rails.
Key features of the TPS51116PWPR include high efficiency, 1% accuracy for the VREF output, and a wide input voltage range. The device supports both sink and source termination, which is essential for maintaining signal integrity in high-speed memory applications. Additionally, it offers various protection features such as over-current protection, thermal shutdown, and undervoltage lockout, ensuring reliable operation under different conditions.
The device comes in a thermally enhanced, 20-pin TSSOP package, which is compact and suitable for space-constrained applications. Overall, the TPS51116PWPR is a robust solution for efficiently managing power in memory systems, reducing board space and component count while ensuring reliable performance.

Features

The TPS51116PWPR is a high-performance dual-channel DDR termination regulator designed by Texas Instruments. It is tailored for DDR, DDR2, DDR3, DDR3L, and LPDDR3 memory systems. Key features include:
1. Dual Outputs: Provides both VTT termination and VTTR reference outputs.
2. Sink and Source Capability: Supports both sinking and sourcing current, ensuring stability in various power conditions.
3. Fast Transient Response: Optimized for quick load changes, crucial for high-speed memory applications.
4. Power-Save Mode: Reduces power consumption during light loads, enhancing energy efficiency.
5. Soft-Start Function: Gradually ramps up the output voltage to prevent inrush current, protecting sensitive components.
6. Built-in Protection: Features over-current protection (OCP), under-voltage lockout (UVLO), and thermal shutdown for robust reliability.
7. Wide Input Voltage Range: Operates within a broad input voltage range, offering flexibility in system design.
The TPS51116PWPR is encapsulated in a thermally enhanced 20-pin TSSOP package, making it suitable for compact applications. Its design and features make it well-suited for use in modern computing systems requiring efficient DDR memory power management.

Package

The TPS51116PWPR is a package type for the TPS51116, a dual synchronous buck controller by Texas Instruments. It comes in a TSSOP (Thin Shrink Small Outline Package) with 28 pins, known as PWPR, and features PowerPAD for improved thermal performance.

Pinout

The TPS51116PWPR is a power management IC from Texas Instruments, specifically designed for DDR and DDR2 memory systems. It typically comes in a 20-pin TSSOP (Thin Shrink Small Outline Package) package.
Functions of the TPS51116 include:
- It provides a complete power solution for DDR, DDR2, DDR3, and Low-Power DDR3 memory systems.
- The IC integrates a synchronous buck controller, a 3-A sink/source tracking termination regulator, and a buffered low-noise reference.
- It offers power-saving features like high-efficiency mode during light loads.
- It supports tracking discharge of the output when the device is disabled.
This IC is particularly useful for ensuring stable power delivery and termination in memory applications, enhancing system reliability and performance.

Manufacturer

The TPS51116PWPR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is an American technology company headquartered in Dallas, Texas. It is known for designing and manufacturing semiconductors and various integrated circuits, which are used in electronics across the globe. TI is a major player in the electronics industry and serves a wide range of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems.

Application

The TPS51116PWPR is a dual synchronous buck controller commonly used in various applications such as DDR memory power solutions, including DDR1, DDR2, DDR3, and low-power DDR3 (LPDDR3). It provides power management for laptop and desktop computers, gaming consoles, networking equipment, and servers where precise voltage regulation for memory modules is critical. Its integrated power-saving features make it suitable for designs prioritizing energy efficiency.

Equivalent

The TPS51116PWPR is a dual-buck controller designed for DDR memory power solutions. Equivalent products might include:
1. Maxim Integrated MAX15494
2. Intersil (now Renesas) ISL6236
3. ON Semiconductor NCP81233
4. Richtek RT8120
5. Monolithic Power Systems (MPS) MP2101
These alternatives offer similar functionalities for DDR memory power applications, but ensure you verify specifications and compatibility before selection.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

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