Part Number: LT1054CDWR

Manufacturer: Analog Devices, Inc.


Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of LT1054CDWR

Datasheet  LT1054CDWR datasheet
Category Integrated Circuits (ICs)
Family PMIC – Voltage Regulators – DC DC Switching Regulators
Manufacturer Texas Instruments
Packaging Tape & Reel (TR)
Part Status Active
Function Ratiometric, Step-Up
Output Configuration Positive or Negative
Topology Charge Pump
Output Type Adjustable (Fixed)
Number of Outputs 1
Voltage – Input (Min) 3.5V
Voltage – Input (Max) 15V
Voltage – Output (Min/Fixed) 3.5V (-Vin, 2Vin)
Voltage – Output (Max) 26.4V
Current – Output 100mA
Frequency – Switching 25kHz
Synchronous Rectifier No
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount
Package / Case 16-SOIC (0.295″, 7.50mm Width)
Supplier Device Package 16-SOIC


The LT1054CDWR is a versatile charge pump switching regulator IC that can provide either an adjustable positive or negative output voltage and has a high output current capability. The purpose of this IC is to fulfill the requirements of different applications that demand effective voltage conversion. The LT1054CDWR comes in a compact 16-SOIC package that measures 0.295″ (7.50mm) in width. This makes it easy to identify and a good choice for designs with limited space.

This guide aims to provide you with a comprehensive understanding of the LT1054CDWR. We will delve into its key features, specifications, and applications, enabling you to effectively utilize its capabilities in your voltage conversion projects. The LT1054CDWR is a dependable and versatile solution that can meet your design needs, whether you require an adjustable output voltage that can be either positive or negative or a high output current capability.

LT1054CDWR Operating Principles

A charge pump switching regulator is a voltage converter that utilizes capacitors and switches to adjust an input voltage to a desired output voltage, either stepping it up or stepping it down. The device functions by transferring energy from the input to the output in specific charge packets.

The LT1054CDWR is a specialized device that is intended to deliver variable positive or negative output voltages. The versatility of this capability lies in its ability to accommodate a diverse range of applications that require varying polarity voltages. The LT1054CDWR has the ability to generate the desired output voltage by configuring the external components, which makes it a flexible option for voltage conversion designs.

The LT1054CDWR has the ability to adjust voltage and can deliver a maximum output current of 100 mA.The IC has a high output current capability, which makes it capable of powering a variety of loads such as sensors, microcontrollers, and other electronic components. This feature makes it suitable for a wide range of applications.

The LT1054CDWR is an excellent option for voltage conversion tasks due to its ability to operate as a charge pump switching regulator, its capacity to adjust output voltage, and its high output current capability. The power delivery is efficient and reliable, which ensures the smooth functioning of various electronic systems and devices.

LT1054CDWR Key Features and Specifications

The LT1054CDWR is a highly versatile and reliable voltage conversion device that boasts a range of key features and specifications. These attributes contribute to its exceptional performance in a variety of applications.

Adjustable Output Voltage Range: The IC supports an adjustable output voltage range of 2.5 volts.The flexibility offered enables you to tailor the output voltage to suit the precise needs of your application, ensuring the best possible compatibility with different electronic components.

The LT1054CDWR has the capability to handle a wide range of input voltage levels, making it suitable for use with various input voltage sources. This feature makes it appropriate for applications that have different power sources or are susceptible to input voltage fluctuations.

The LT1054CDWR has a high output current capability of 100 mA, which enables it to effectively power a variety of loads such as sensors, microcontrollers, and other power-hungry electronic devices. This feature enables the integrated circuit (IC) to effectively manage high current levels, making it suitable for demanding applications.

The LT1054CDWR can be found in a 16-SOIC package. The compact package has a width of 0.295″ (7.50mm), making it easy to integrate into your circuit board layout. The compact size of the package is advantageous as it conserves valuable space and allows for efficient placement in designs that have limited space.

The LT1054CDWR is designed to provide efficient and reliable voltage conversion. It comes with a compact 16-SOIC package, a wide input voltage range, a high output current capability, and an adjustable output voltage range. These features and specifications make it an ideal choice for voltage conversion. The wide range of applications it can be used for, along with its ease of integration, make it a versatile choice. This includes everything from portable devices to industrial equipment.

Key Features and Specifications

The following important characteristics and features of the LT1054CDWR contribute to its adaptability and dependable performance in voltage conversion applications:

● Adjustable Output Voltage Range

The IC offers flexibility to fulfill the unique requirements of your application by supporting an adjustable output voltage range of 2.5 volts.Customization and interoperability with a range of electronic parts and systems are made possible by this customizable feature.

● Wide Input Voltage Range

The LT1054CDWR can function properly with a variety of power sources or in applications requiring a range of input voltage levels since it is built to tolerate a wide input voltage range. Its capacity to adapt to a variety of operating circumstances is improved by the wide input voltage range.

● High Output Current Capability

The LT1054CDWR can drive a variety of loads with ease thanks to its high output current capability of 100 mA.The reliable operation of your system is made possible by this feature, which guarantees that the IC can power a variety of electronic components, including sensors, microcontrollers, and other power-hungry devices.

An alternative package for the LT1054CDWR is the 16-SOIC package, a small surface-mount package. The package’s 0.295″ (7.50mm) width makes it simple to integrate into your circuit board architecture. This small size facilitates effective space utilization and streamlines the design and assembly procedures.

The LT1054CDWR offers the features and specifications required for effective voltage conversion thanks to its flexible output voltage range, wide input voltage range, high output current capacity, and small 16-SOIC package. It is appropriate for a range of applications in numerous industries thanks to its adaptability, versatility, and simplicity of integration.

LT1054CDWR Applications

Various industries and electrical systems use the adaptable charge pump switching regulator IC known as the LT1054CDWR. Its application areas include, for example:

● Portable Technology

Mobile devices, including smartphones, tablets, portable media players, and handheld tools, are well suited for the LT1054CDWR. It is suitable for powering various parts of these devices, such as display modules, microcontrollers, and audio amplifiers, due to its capacity to provide positive or negative adjustable output voltages.

● Bias Generators

In order to give various components in electronic circuits steady reference voltages, bias generators are crucial. A trustworthy bias generator, the LT1054CDWR’s adjustable output voltage capability ensures precise voltage references for sensors, amplifiers, and other circuit components.

● Audio Systems

The IC is a good option for audio systems due to its high output current capacity and configurable output voltage range. It enables precise voltage regulation and optimum audio performance while powering audio amplifiers, digital-to-analog converters (DACs), and other audio components.

The LT1054CDWR can be used in a variety of industrial control systems, including those that operate motors, instruments, and measurement apparatus. Its capacity to produce output voltages with positive or negative adjustments enables interoperability with various control circuitry and makes accurate voltage regulation possible for dependable system operation.

The LT1054CDWR is a great option for a variety of applications due to its adaptability in creating positive or negative adjustable output voltages. It is highly suited for portable devices, bias generators, audio systems, industrial control systems, and more because to its capacity to deliver reliable and effective voltage conversion solutions.


The LT1054CDWR, a flexible charge pump switching regulator IC with changeable output voltage and high output current capacity, has been covered in this tutorial. Important lessons include:

  • The LT1054CDWR provides versatility for various applications with its adjustable output voltage and wide input voltage range.
  • It has a high output current capability of 100mA, which allows it to efficiently power a variety of loads.
  • Circuit board layouts may easily integrate the small 16-SOIC package.
  • Portable devices, bias generators, audio systems, and industrial control systems are among the applications for the LT1054CDWR.

You can purchase the LT1054CDWR from ICRFQ, a reputable Chinese vendor of electronic components. Take advantage of its high output current capacity and configurable output voltage in your voltage conversion solutions.

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