LM3102MH

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LM3102MH

+BOM

Switching Voltage Regulators

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #LM3102MH

  • 재고17237

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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속성 가치

개요

Description

LM3102MH refers to a specific model of DC-DC buck converter integrated circuit (IC) manufactured by Texas Instruments. This step-down regulator is designed to efficiently convert higher input voltages to lower output voltages, making it suitable for various power management applications in electronic devices. Key features of the LM3102MH include a wide input voltage range, high efficiency across load conditions, and a fixed switching frequency for ease of filtering and EMI reduction.
The device offers a programmable switching frequency, allowing designers to optimize the performance based on their specific application requirements. It also includes features such as soft-start to prevent inrush current during startup, thermal shutdown protection to avoid overheating, and current limit protection to safeguard against overcurrent conditions.
The LM3102MH is typically available in a thermally enhanced package, ensuring effective heat dissipation in compact designs. Its robust feature set and reliability make it a popular choice for powering microcontrollers, FPGAs, and other digital circuits in consumer electronics, industrial applications, and telecommunications equipment.

Equivalent

The LM3102MH is a step-down switching voltage regulator from Texas Instruments. Equivalent products may include:
1. LM2676 series from Texas Instruments
2. LMR14050 from Texas Instruments
3. LT8610 from Analog Devices
4. MP2459 from Monolithic Power Systems
5. NCP3170 from ON Semiconductor
These alternatives offer similar features in terms of voltage, current ratings, and efficiency, but verify their specifications to ensure suitability for specific applications.

Features

The LM3102MH is a synchronous buck regulator from Texas Instruments designed for high efficiency and compact power supply solutions. Key features include:
1. Wide Input Voltage Range: Operates between 4.5V and 42V, making it suitable for a variety of applications, including automotive and industrial systems.
2. Output Current: Capable of delivering up to 2.5A continuous output current.
3. Efficiency: High efficiency achieved through synchronous rectification, which reduces power losses.
4. Switching Frequency: Adjustable switching frequency from 250 kHz to 1.5 MHz, allowing for flexibility in design and component selection.
5. Soft Start: Integrated soft-start function to prevent inrush current during startup.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliability and safety.
7. Thermal Performance: Available in a thermally efficient HTSSOP package for better heat dissipation.
8. Output Voltage Range: Adjustable output voltage, supporting a wide range of applications.
These features make the LM3102MH ideal for applications requiring a robust and efficient step-down voltage regulation solution.

Pinout

The LM3102MH is a step-down switching voltage regulator from Texas Instruments. It typically comes in a 20-pin thermally-enhanced TSSOP (Thin Shrink Small Outline Package) package, specifically referred to as PWP. The device is designed for high-efficiency power conversion and supports output currents up to 2.5 A. Key functions and pins include:
1. VIN (Input Voltage): Accepts the input supply voltage.
2. VOUT (Output Voltage): Provides the regulated output voltage.
3. SW (Switching Node): Connects to the inductor and is involved in the switching operation.
4. FB (Feedback): Receives the feedback voltage for regulation purposes.
5. COMP (Compensation): Allows customization of the control loop's frequency response.
6. SS/TRK (Soft Start/Tracking): Manages soft start and tracking functionality.
7. EN (Enable): Turns the regulator on or off.
8. PGOOD (Power Good): Indicates if the output voltage is within regulation limits.
Other pins are related to ground (GND), bootstrap (BST), and additional control and functional requirements. The detailed pin configuration is found in the datasheet, which assists in understanding the specific wiring and layout for optimal use.

Manufacturer

The LM3102MH is manufactured by Texas Instruments, a company that specializes in the design and production of semiconductors and various integrated circuits. Texas Instruments is known for providing a wide range of electronics components that are used in numerous applications across different industries, including automotive, consumer electronics, industrial equipment, and communications. As a major player in the semiconductor industry, Texas Instruments develops products that are integral to the functionality of modern electronic devices and systems.

Application

The LM3102MH is a synchronous buck regulator designed for efficient power management in various applications. It is commonly used in areas requiring stable and efficient DC-DC conversion, such as telecommunication systems, wireless base stations, and networking equipment. Additionally, it finds application in servers, workstations, and industrial automation systems where precise voltage regulation is crucial. Its features, such as wide input voltage range and high efficiency, make it suitable for powering FPGAs, ASICs, and microprocessors in embedded systems. The LM3102MH is also utilized in consumer electronics, offering reliable power conversion for devices like set-top boxes and LCD TVs.

Package

The LM3102MH is a step-down switching regulator. It comes in a TO-PMOD package, which is a type of PowerPAD integrated circuit package that provides enhanced thermal performance. The package is designed to efficiently dissipate heat, making it suitable for applications requiring high power levels.

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