LM25141QRGERQ1

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LM25141QRGERQ1

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AUTOMOTIVE, 2.2MHZ, LOW IQ SYNCH

  • HerstellerTexas Instruments

  • Herstellerteil #LM25141QRGERQ1

  • Paket VQFN-24

  • Auf Lager6016

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q101
Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Half-Bridge
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 3.8V ~ 42V
Frequency - Switching 2.2MHz
Duty Cycle(Max) 50%
Synchronous Rectifier Yes
Clock Sync Yes
Control Features Current Limit, Enable, Frequency Control
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount

Übersicht

Description

The LM25141QRGERQ1 is a synchronous buck controller designed for automotive applications. It is part of Texas Instruments' portfolio of high-performance automotive-grade power management solutions. This device is ideal for systems requiring efficient voltage regulation under varying conditions, such as those found in automotive electronics.
Key features of the LM25141QRGERQ1 include a wide input voltage range, typically from 4.5 V to 42 V, making it suitable for a variety of battery-connected applications. It supports high switching frequencies, allowing the use of smaller external components, which saves space and reduces overall system cost. The controller also features advanced protection mechanisms, such as over-current, over-voltage, and thermal shutdown protections, ensuring robust operation under diverse conditions.
The LM25141QRGERQ1 includes a synchronous rectification method, enhancing efficiency by reducing diode losses. Its automotive qualification (AEC-Q100) ensures that the device meets the rigorous quality and reliability standards required for use in vehicles. Overall, the LM25141QRGERQ1 is a versatile and reliable solution for automotive power supply designs.

Equivalent

The LM25141QRGERQ1 is a buck controller from Texas Instruments. Equivalent products include the LTC7801 from Analog Devices, the MAX17504 from Maxim Integrated, and the TPS543C20 from Texas Instruments, though specific features and parameters should be compared to ensure suitability. It's important to match parameters like input voltage range, output current capability, switching frequency, and specific features for the intended application. Always consult datasheets and manufacturers for compatibility.

Features

The LM25141QRGERQ1 is a buck controller from Texas Instruments designed for automotive applications. Key features include:
1. Wide Input Voltage Range: Operates from 3.5V to 42V, suitable for a variety of automotive power systems.
2. Synchronous Buck Controller: Improves efficiency by using synchronous rectification.
3. Low Quiescent Current: Enhances battery life by minimizing power consumption when the system is idle.
4. Fixed Frequency Operation: Allows for predictable switching performance and ease of filtering.
5. Adjustable Output Voltage: Provides flexibility in applications with varying voltage requirements.
6. Integrated Synchronous MOSFET Drivers: Optimizes performance and reduces external component count.
7. Protection Features: Includes overvoltage, undervoltage, overcurrent, and thermal shutdown protections.
8. Automotive-Grade Qualification: AEC-Q100 qualified, ensuring reliability in automotive environments.
9. Compact Package: Available in a 16-pin package, facilitating easy integration into space-constrained designs.
These features make the LM25141QRGERQ1 a versatile choice for efficient and reliable power supply design in automotive applications.

Pinout

The LM25141QRGERQ1 is a synchronous buck controller with specific automotive qualifications. It comes in a 24-pin VQFN (Very Thin Quad Flat No-Lead) package. The main functions of this integrated circuit include:
1. Wide Input Voltage Range: It operates efficiently over a broad input voltage range, making it suitable for automotive applications.
2. Synchronous Operation: The IC is capable of high-efficiency synchronous buck conversion.
3. Adjustable Frequency: It provides flexibility to adjust the switching frequency.
4. Current Mode Control: Enhances stability and transient response.
5. Protection Features: Includes undervoltage lockout, overcurrent protection, and thermal shutdown to ensure safe operation.
6. Low Standby Current: Reduces power consumption during standby mode, which is crucial for automotive applications.
These features make the LM25141QRGERQ1 suitable for applications requiring robust, efficient, and reliable DC-DC conversion in automotive environments.

Manufacturer

The LM25141QRGERQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits and embedded processors. TI is renowned for its innovation in the semiconductor industry and provides solutions for various sectors such as automotive, industrial, personal electronics, communications, and enterprise systems. The LM25141QRGERQ1 is part of TI's extensive portfolio of power management products, which are used in various applications to improve energy efficiency and performance.

Application

The LM25141QRGERQ1 is a synchronous buck controller designed for high-performance applications. It is commonly used in automotive power systems, telecommunications, industrial power supplies, and high-reliability systems. Its key features include wide input voltage range, high efficiency, and robust protection mechanisms, making it suitable for DC-DC conversion in these demanding environments. The device supports applications requiring precise voltage regulation and efficient power management, such as infotainment systems, advanced driver-assistance systems (ADAS), and distributed power architectures. Its AEC-Q100 qualification ensures reliability in automotive applications.

Package

The LM25141QRGERQ1 is a Texas Instruments buck controller IC that comes in a VQFN (Very Thin Quad Flat No-Lead) package, specifically a 24-pin VQFN with a 4.00 mm x 4.00 mm footprint.

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