TPS65131RGER

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TPS65131RGER

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IC REG BUCK BST ADJ DL 24VQFN

  • 製造商德州儀器

  • 製造商部分 #TPS65131RGER

  • 包裹 VQFN (RGE)-24

  • 有存貨7255

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正品保證

規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
Function Step-Up, Step-Up/Step-Down
OutputConfiguration Positive and Negative (Dual Rail)
Topology Boost, Buck-Boost
OutputType Adjustable
NumberofOutputs 2
Voltage-Input(Min) 2.7V
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 3.2V, -2V
Voltage-Output(Max) 15V, -15V
Current-Output 1.8A (Switch)
Frequency-Switching 1.38MHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

概述

Description

The TPS65131RGER is a dual-output DC-DC converter manufactured by Texas Instruments. It is designed to generate both positive and negative output voltages from a single input voltage source, making it ideal for powering LCD bias applications and other systems requiring bipolar power supply rails. The device supports input voltages ranging from 2.7V to 5.5V and can produce output voltages up to ±15V.
It features a high-efficiency, synchronous-boost converter for the positive rail and an inverting buck-boost converter for the negative rail. The TPS65131RGER operates at a fixed switching frequency of 1.25 MHz, allowing for compact inductor and capacitor sizes. It also includes features such as soft start, thermal shutdown, and overcurrent protection to enhance reliability and performance.
The device is available in a 24-pin VQFN package with a compact footprint, making it suitable for space-constrained applications. Its versatility, efficiency, and protective features make the TPS65131RGER a popular choice for applications requiring dual-voltage outputs.

Equivalent

The TPS65131RGER is a dual-output DC/DC converter from Texas Instruments, commonly used for generating positive and negative voltages. Equivalent products may include:
1. Analog Devices ADP5070
2. Maxim Integrated MAX8893
3. ON Semiconductor NCP5810
4. Linear Technology (now Analog Devices) LT3582
It's crucial to verify the exact specifications, pin compatibility, and application requirements when selecting an equivalent to ensure proper functionality.

Features

The TPS65131RGER is a dual-output DC-DC converter designed for generating positive and negative output voltages. Key features include:
1. Wide Input Voltage Range: Operates from 2.7V to 5.5V, suitable for battery-powered applications.
2. Dual Output: Provides both positive and negative outputs, facilitating bipolar power supplies.
3. Adjustable Output Voltage: Outputs can be adjusted using external resistors, offering flexibility for various applications.
4. High Efficiency: Typically up to 85% efficiency, optimizing power consumption and thermal performance.
5. Integrated Switches: Includes internal power MOSFETs, reducing the need for external components and saving board space.
6. Current Mode Control: Ensures stable operation across the load range and simplifies feedback loop compensation.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
8. Compact Package: Available in a VQFN package, making it suitable for space-constrained designs.
This converter is ideal for applications like OLED displays, portable medical equipment, and other systems requiring dual supply voltages.

Pinout

The TPS65131RGER is a dual-output power supply device designed for applications requiring both positive and negative output voltages. It comes in a VQFN-24 package, which means it has 24 pins. This device is part of Texas Instruments' line of power management ICs and is often used in applications like LCD bias supplies.
The primary functions of the TPS65131RGER include:
1. Positive and Negative Output Voltages: It provides dual-output, with one positive and one negative voltage output, suitable for applications like TFT LCD displays.

2. Wide Input Voltage Range: It can operate over a wide input voltage range, allowing it to be used in various systems.
3. Efficiency: The device is designed for high efficiency, helping to reduce power consumption and heat generation.
4. Protection Features: It includes built-in protection features such as overvoltage protection, thermal shutdown, and short-circuit protection.
5. Adjustable Output Voltages: The output voltages are adjustable, enabling customization for different application requirements.
For specific applications and configurations, refer to the datasheet provided by Texas Instruments.

Manufacturer

The TPS65131RGER is manufactured by Texas Instruments. Texas Instruments (TI) is a technology company known for designing and manufacturing semiconductors and various integrated circuits. It serves a wide range of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is renowned for its innovation in analog chips and embedded processors, playing a significant role in the global electronics market.

Application

The TPS65131RGER is a dual-output DC-DC converter commonly used in applications requiring both positive and negative voltage rails. Key application areas include:
1. LCD Bias Supplies: Provides the necessary voltage levels for LCD panels in devices like monitors and televisions.
2. OLED Displays: Supports the power requirements for OLED screen technologies in smartphones and other portable devices.
3. Portable Equipment: Used in portable electronic devices where efficient power conversion is needed in a compact form factor.
4. Medical Instruments: Supplies power to various sensors and displays within medical diagnostic equipment.
5. Industrial Sensors: Assists in providing precise voltage regulation for sensors and instrumentation in industrial settings.
Its versatility in providing dual outputs makes it suitable for a range of applications requiring bipolar power supplies.

Package

The TPS65131RGER is a part of Texas Instruments' TPS65131 series, typically offered in a VQFN (Very Thin Quad Flat No-Lead) package, specifically in a 24-pin configuration. This package type is compact and designed for efficient thermal performance and reduced footprint, suitable for space-constrained applications.

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