LM76003QRNPRQ1

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LM76003QRNPRQ1

+Nomenclature

IC REG BUCK ADJ 3.5A 30WQFN

  • FabricantTexas Instruments

  • Pièce fabricant #LM76003QRNPRQ1

  • Package WQFN-30

  • En stock4600

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Spécifications

Attribut Valeur
Package Tape & Reel (TR)
Series Automotive, AEC-Q100
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

Présentation

Description

The LM76003QRNPRQ1 is a buck converter from Texas Instruments, designed for efficient power management in automotive applications. It is part of the LM76003 series, known for its high-performance DC-DC step-down (buck) converters. This component operates over a wide input voltage range, typically from 3.5V to 60V, and can deliver up to 3.5A of continuous output current. It features a synchronous rectification architecture, which improves efficiency and reduces power loss.
The LM76003QRNPRQ1 is qualified for automotive applications, adhering to AEC-Q100 standards, ensuring reliability in harsh environments. It includes several protective features such as undervoltage lockout, output overvoltage protection, cycle-by-cycle current limit, and thermal shutdown. The device also offers an adjustable switching frequency, enabling designers to optimize efficiency and footprint. It comes in a thermally enhanced package to support high power applications, making it suitable for automotive, industrial, and other high-reliability applications. With integrated compensation and current mode control, it simplifies the design process and enhances system stability.

Equivalent

The LM76003QRNPRQ1 is a synchronous buck regulator from Texas Instruments. Equivalent products may include:
1. LM76002 - Another variant from Texas Instruments with similar features.
2. LMR33630 - From Texas Instruments, suitable for similar applications.
3. MP4560 - From Monolithic Power Systems, a comparable DC-DC buck converter.
4. LTC7801 - From Analog Devices, offering similar functionalities.
These are general suggestions; ensure compatibility with your specific requirements before selecting.

Features

The LM76003QRNPRQ1 is a DC-DC buck converter designed for automotive applications. Key features include:
1. Wide Input Voltage Range: Supports 3.5V to 60V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 3.5A continuous output current.
3. Efficiency: High efficiency, reducing power loss and heat generation.
4. Adjustable Output Voltage: Offers adjustable output voltage, typically from 1V to 95% of the input voltage.
5. Integrated Synchronous Rectification: Improves efficiency and reduces the need for external components.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and input undervoltage lockout.
7. Package: Comes in a compact, thermally enhanced HTSSOP package for better heat dissipation.
8. Automotive Grade: AEC-Q100 qualified, ensuring reliability in automotive environments.
9. Switching Frequency: Programmable switching frequency, allowing optimization for efficiency or size.
10. Low Quiescent Current: Reduces power consumption during standby or light load conditions.
These features make the LM76003QRNPRQ1 suitable for automotive power supply applications needing high efficiency and reliability.

Pinout

The LM76003QRNPRQ1 is a DC-DC buck converter from Texas Instruments. It is part of the LM76003-Q1 series, which is automotive-qualified. This particular component features a 30-pin VQFN (Very Thin Quad Flat No-Lead) package.
The primary function of the LM76003QRNPRQ1 is to step down a higher input voltage to a lower output voltage with high efficiency. It supports input voltages from 3.5V to 60V and can deliver output current up to 3.5A. It is designed for use in automotive and industrial applications, where a reliable and efficient power conversion is critical.
The device includes features like internal compensation, soft start, power good indicator, and synchronization capability. It also offers protection features such as over-current protection, thermal shutdown, and under-voltage lockout (UVLO).
For detailed information on the pin configuration and specific functionalities of each pin, refer to the device's datasheet provided by Texas Instruments.

Manufacturer

The LM76003QRNPRQ1 is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. The company is known for its innovative technology and extensive portfolio, which addresses various applications in industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is headquartered in Dallas, Texas, and has a significant presence in the global semiconductor market, providing solutions that help to manage power, process signals, and interface with other devices across numerous sectors.

Application

The LM76003QRNPRQ1 is a step-down DC-DC converter designed for automotive and industrial applications. Its key application areas include automotive electronics, industrial power supplies, and telecommunication systems. It efficiently converts higher input voltages, making it suitable for battery-powered systems and automotive power management, where it can power microcontrollers, sensors, and other electronic components. The LM76003QRNPRQ1's wide input voltage range, high efficiency, and robust design make it ideal for harsh environments, ensuring reliable operation in systems requiring stable power conversion.

Package

The LM76003QRNPRQ1 is packaged in a VQFN (Very Thin Quad Flat No-Lead) package, specifically a 30-pin VQFN. This package type is designed for compactness and efficient thermal performance, suitable for automotive applications due to its space-saving and heat dissipation features.

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