LM5141RGER

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LM5141RGER

LM5141RGER

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Specifications

Part Status Active
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 3.8V ~ 65V
Frequency - Switching 440kHz, 2.2MHz
Synchronous Rectifier No
Clock Sync No
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 24-VFQFN Exposed Pad
Supplier Device Package 24-VQFN (4x4)
Base Product Number LM5141
Grade Automotive
Qualification AEC-Q100

Overview

Description

The LM5141RGER is a high-performance synchronous buck controller designed for step-down DC-DC conversion applications. Manufactured by Texas Instruments, it features a wide input voltage range, making it suitable for various power supply designs, including those in telecommunications, industrial, and automotive sectors.
Key features of the LM5141 include:
- Dual-channel output: Supports two outputs for flexible power management.
- High efficiency: Optimized for minimal power loss, improving overall system efficiency.
- Adjustable output voltage: Allows customization for specific application requirements.
- Integrated compensation: Simplifies design processes by reducing external component needs.
- Fast transient response: Enhances performance under dynamic load conditions.
The device operates with advanced control schemes, offering benefits like over-voltage protection, under-voltage lockout, and thermal shutdown features, ensuring reliable operation. The LM5141RGER is ideal for applications requiring precise voltage regulation and robust performance in compact designs.

Features

The LM5141RGER is a high-performance, synchronous step-down (buck) regulator from Texas Instruments. Key features include:
1. Wide Input Voltage Range: Operates from 4.5V to 60V, making it suitable for a variety of power supply applications.
2. High Output Current: Capable of delivering up to 2A of continuous output current.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 15V, providing flexibility for different requirements.
4. Efficiency: Features a high-efficiency mode with up to 95% efficiency, reducing thermal management needs.
5. Integrated Power MOSFETs: On-chip MOSFETs simplify design and minimize external component count.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and UVLO (under-voltage lockout), enhancing reliability.
7. Compensation: It has a voltage mode control with external compensation, allowing for easy tuning of the control loop.
8. Small Package: Available in a compact HTQFN package, ideal for space-constrained applications.
This combination of features makes the LM5141RGER suitable for automotive, industrial, and telecom applications.

Package

The LM5141RGER is available in a 16-pin HTSSOP (Thermal Enhanced Thin Shrink Small Outline Package) package type. This package is designed for efficient thermal performance and is suitable for surface-mount applications.

Pinout

The LM5141RGER is a high-performance, synchronous step-down controller with a total pin count of 36. This device is designed for efficient power management in applications such as DC-DC converters and power supplies.
Key functions include:
1. Power Management: It regulates output voltage and provides control for power stages.
2. PWM Control: Offers both constant frequency and the ability to enter pulse skipping mode for improved efficiency at light loads.
3. Compensation: Integrated compensation for stability across different loads and input voltages.
4. Protection Features: Includes overvoltage, overcurrent, and thermal shutdown protections.
5. Flexibility: Supports various configurations for different output voltage requirements and can work with a wide input voltage range.
The LM5141RGER is suitable for applications needing high efficiency and reliability in power conversion.

Manufacturer

The LM5141RGER is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of analog and embedded processing chips, primarily focusing on the areas of analog, digital signal processing, and microcontroller technologies. Established in 1930 and headquartered in Dallas, Texas, TI serves various industries, including automotive, industrial, communications, and consumer electronics. The company is known for its innovation in integrated circuit technology and provides solutions that enable smarter, more efficient electronic designs.

Application

The LM5141RGER is a high-performance synchronous buck controller used in various applications, including power supplies for data centers, servers, telecommunications, and industrial equipment. It is suitable for implementing step-down voltage regulation in systems requiring high efficiency and precise output voltage control, such as in automotive applications, battery management systems, and consumer electronics. Its versatility allows it to support a wide range of input voltages and output currents, making it ideal for advanced power management solutions.

Equivalent

The LM5141RGER is a synchronous buck controller. Equivalent products include the TI TPS563201, ON Semiconductor NCP81074, and the Analog Devices LTC3861. Additionally, consider the Infineon ICE3BSK050P and the Microchip MCP16301 as alternatives. Ensure to compare specifications like input voltage range, output current, and features for compatibility with your application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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