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LM1771SSD

产品分类: 其他可编程器件
厂牌: TEXAS INSTRUMENTS
产品描述: 2.8V 5.5V SON 3mm*3mm*800μm
供应商型号: CY-LM1771SSD
供应商: Avnet
标准整包数: 1
TEXAS INSTRUMENTS 其他可编程器件 LM1771SSD

LM1771SSD概述

    LM1771 Low-Voltage Synchronous Buck Controller: A Comprehensive Overview
    Product Introduction
    The LM1771 is a cutting-edge synchronous buck switching controller designed for applications requiring efficient voltage regulation. Developed by National Semiconductor (now part of Texas Instruments), this device features a precision enable pin and no external compensation requirement, making it ideal for designing high-efficiency step-down switching regulators. Its primary functions include voltage regulation for systems powered by low-voltage sources, such as FPGAs, DSPs, and ASIC power supplies. Applications span across consumer electronics like set-top boxes, cable modems, printers, digital video recorders, servers, and graphic cards.
    Technical Parameters
    The LM1771 operates within an input voltage range of 2.8V to 5.5V, offering a precise 0.8V reference voltage. Key technical specifications include:
    - Precision Enable: Allows flexible sequencing and UVLO settings.
    - Constant Frequency Across Input Range: Maintains consistent switching frequency irrespective of input voltage.
    - Low Quiescent Current: Consumes as little as 400 µA under normal conditions.
    - Internal Soft-Start: Prevents inrush currents during startup.
    - Short Circuit Protection: Ensures operational safety under fault conditions.
    - Tiny Packages: Available in 6-lead LLP (3mm x 3mm) and 8-lead MSOP packages.
    Product Features and Advantages
    The LM1771 stands out due to its innovative constant-on-time control scheme, which eliminates the need for external compensation components, significantly reducing both component count and PCB real estate. Its internal short-circuit protection enhances reliability, while its precision enable feature facilitates seamless integration into multi-rail systems. With switching frequencies ranging from 100 kHz to 1 MHz, the LM1771 caters to diverse performance needs.
    Application Case Studies and Recommendations
    The LM1771 excels in environments demanding high efficiency and compact designs. For instance, it efficiently powers FPGA-based systems where precise voltage regulation is crucial. Similarly, its suitability for consumer electronics ensures optimal performance in set-top boxes and digital video recorders. Users are encouraged to leverage the provided design guide to tailor their circuits for maximum efficiency and stability.
    Compatibility and Support
    The LM1771 integrates seamlessly with other Texas Instruments components, ensuring compatibility across a wide array of systems. Comprehensive documentation and support from TI enable engineers to troubleshoot effectively and optimize their designs.
    Common Issues and Solutions
    Common challenges include managing output voltage overshoot during startup and addressing jitter issues caused by feedback noise. Addressing these involves implementing appropriate feed-forward capacitors and careful PCB layout practices.
    Conclusion and Recommendation
    Overall, the LM1771 offers exceptional value with its efficient design, robust protection mechanisms, and broad applicability. Given its performance metrics and ease of integration, it is highly recommended for developers seeking reliable and efficient voltage regulation solutions in constrained environments. Whether you're developing consumer electronics or industrial applications, the LM1771 proves itself as a reliable choice.

LM1771SSD参数

参数
最小工作供电电压 2.8V
可编程类型 -
最大工作供电电压 5.5V
长*宽*高 3mm*3mm*800μm
通用封装 SON
零件状态 在售
包装方式 散装

LM1771SSD厂商介绍

Texas Instruments(简称TI),是一家总部位于美国德克萨斯州达拉斯的全球性半导体设计与制造公司,成立于1930年。TI是全球领先的模拟技术、数字信号处理和微控制器(MCU)领域的供应商。

主营产品分类:
1. 模拟产品:包括电源管理、信号链和接口产品,广泛应用于工业、汽车、医疗等领域。
2. 嵌入式处理:包括微控制器(MCU)、数字信号处理器(DSP)和处理器,广泛应用于消费电子、工业控制、汽车电子等领域。
3. 无线产品:包括无线通信模块和解决方案,应用于物联网、智能城市、智能家居等领域。
4. 计算器:TI也是知名的计算器制造商,拥有多款科学计算器和图形计算器产品。

应用领域:
TI的产品和技术广泛应用于通信、计算机、消费电子、汽车、工业、医疗等多个领域。

优势:
1. 技术创新:TI在模拟、嵌入式处理和无线通信领域拥有强大的研发实力和专利技术。
2. 产品多样性:TI提供广泛的产品线,满足不同客户的需求。
3. 客户支持:TI在全球设有技术支持中心,为客户提供专业的技术支持和解决方案。
4. 供应链管理:TI拥有强大的供应链管理能力,确保产品的稳定供应和交付。

LM1771SSD数据手册

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TEXAS INSTRUMENTS 其他可编程器件 TEXAS INSTRUMENTS LM1771SSD LM1771SSD数据手册

LM1771SSD封装设计

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价格梯度 中国香港交货 内地交货(含增值税)
100+ $ 0.4522 ¥ 3.8915
300+ $ 0.4481 ¥ 3.8564
500+ $ 0.4439 ¥ 3.8214
1000+ $ 0.4315 ¥ 3.6461
5000+ $ 0.4315 ¥ 3.6461
库存: 124456
起订量: 257 增量: 1
交货地:
最小起订量为:100
合计: ¥ 389.15
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