LM76003RNPR

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LM76003RNPR

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IC REG BUCK ADJ 3.5A 30WQFN

  • HerstellerTexas Instruments

  • Herstellerteil #LM76003RNPR

  • Paket WQFN-30

  • Auf Lager5121

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 3.5V
Voltage-Input(Max) 60V
Voltage-Output(Min/Fixed) 1V
Voltage-Output(Max) 57V
Current-Output 3.5A
Frequency-Switching 300kHz ~ 2.2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount, Wettable Flank
Package/Case 30-WFQFN Exposed Pad

Übersicht

Description

The LM76003RNPR is a step-down DC-DC buck converter from Texas Instruments. It is part of the LM76003 series and is designed for high-efficiency power management solutions. This device is capable of delivering up to 3.5 A of output current and supports an input voltage range from 3.5 V to 60 V, making it versatile for various applications.
The LM76003RNPR features advanced control techniques, such as Constant-On-Time (COT) control, which provides fast transient response and simplifies the compensation design. It also includes features like adjustable switching frequency, programmable soft-start, and power-good indicator, enhancing flexibility and reliability. Additionally, this converter offers robust protection mechanisms, including cycle-by-cycle current limit, thermal shutdown, and output overvoltage protection.
Its compact size and high efficiency make it suitable for use in industrial automation, automotive systems, and telecommunication infrastructure. The LM76003RNPR is offered in a thermally enhanced package to help dissipate heat efficiently during operation. Overall, it provides a reliable solution for step-down voltage conversion with minimal external components.

Equivalent

The LM76003RNPR is a buck converter from Texas Instruments. Equivalent products would typically be other buck converters with similar specifications from different manufacturers. Some alternatives include:
1. Maxim Integrated: MAX17503
2. Analog Devices: ADP2441
3. Microchip Technology: MCP16311
4. ON Semiconductor: NCP3170
These alternatives offer similar voltage and current ratings and functionality for step-down DC-DC conversion applications. Always confirm compatibility with your specific requirements and design constraints.

Features

The LM76003RNPR is a step-down DC-DC converter from Texas Instruments. It features a wide input voltage range from 3.5V to 60V, making it suitable for various applications, including industrial and automotive. The device delivers up to 3A continuous output current, ensuring efficient power conversion.
Key features include:
1. Adjustable Output Voltage: The output voltage is adjustable via external resistors, enabling flexibility in application design.

2. Switching Frequency: It offers an adjustable switching frequency from 200 kHz to 2.2 MHz, allowing for optimization between efficiency and component size.
3. Integrated High-Side and Low-Side MOSFETs: This integration helps reduce the number of external components and simplifies the design.
4. Low Quiescent Current: Enhances efficiency, especially in light-load conditions or battery-powered applications.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to safeguard against faults.
6. Compact Package: Available in a thermally enhanced HTSSOP package, assisting in efficient thermal management.
This combination of features makes the LM76003RNPR a versatile and reliable choice for efficient power management in diverse electronic applications.

Pinout

The LM76003RNPR is a synchronous buck DC-DC converter from Texas Instruments with a 36-pin configuration. It is designed for step-down power conversion and integrates high-side and low-side MOSFETs. The primary function of the LM76003RNPR is to efficiently convert a higher input voltage to a lower output voltage with adjustable settings, supporting a wide input voltage range and capable of delivering up to 3.5A of output current. The device includes features like frequency synchronization, adjustable switching frequency, and soft-start capability. It also offers protection features such as undervoltage lockout (UVLO), overcurrent protection (OCP), and thermal shutdown to ensure reliable operation. The 36-pin configuration supports advanced power management and control functions, making it suitable for various applications, including industrial power systems, telecommunications, and general power regulation.

Manufacturer

The LM76003RNPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including analog and embedded processing chips. TI's products are used in various applications such as industrial, automotive, personal electronics, and communications equipment. The company is known for its innovation in the semiconductor industry and has a strong focus on research and development to advance technology in electronics.

Application

The LM76003RNPR is a synchronous step-down DC-DC converter designed for high-efficiency power management. It is commonly used in applications requiring efficient power conversion, such as industrial systems, automotive electronics, telecommunications, and networking equipment. The converter supports a wide input voltage range and delivers a stable output, making it suitable for powering microcontrollers, FPGAs, DSPs, and other digital circuits. Additionally, the LM76003RNPR is often employed in battery-powered devices due to its low quiescent current, enhancing battery life. Its compact size and high integration level make it ideal for space-constrained applications, like portable electronics and embedded systems.

Package

The LM76003RNPR is a buck converter integrated circuit from Texas Instruments, supplied in a VQFN (Very Thin Quad Flat No-Lead) package. This type of package is known for its compact size and efficient thermal performance, making it suitable for applications with limited space.

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