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UCC2585MTR

产品分类: DC-DC稳压器
厂牌: TEXAS INSTRUMENTS
产品描述:
供应商型号: 25E-UCC2585MTR
供应商: 国内现货
标准整包数: 1
TEXAS INSTRUMENTS DC-DC稳压器 UCC2585MTR

UCC2585MTR概述

    UCC3585 Synchronous Buck Controller: Comprehensive Technical Overview
    Product Introduction
    The UCC3585 is a highly efficient, synchronous buck controller designed to deliver flexible power conversion solutions suitable for output voltages down to 0.9 V with an assured ±1% DC accuracy. This semiconductor device is equipped with advanced features to cater to various applications such as microprocessor core voltage supplies for desktop and notebook computers, DSP core or I/O powering, and high-speed GTL bus regulation. The controller operates within an input voltage range of 3.0 V to 5.5 V, making it ideal for 3.3 V-only, 5.0 V-only, or other low-voltage systems.
    Technical Parameters
    The key technical specifications and performance metrics of the UCC3585 include:
    | Parameter | Typical Value | Min/Max Range |
    |
    | Output Voltage | 0.9 V | 0.9 V – 5.5 V |
    | Input Voltage Range | 3.0 V – 5.5 V
    | Fixed Frequency Oscillator | 420 kHz | 345 kHz – 485 kHz |
    | Efficiency | Up to 90%
    | Logic-Controlled Shutdown | Yes
    | Shutdown Current | 10 µA – 25 µA
    | Supply Voltage (VIN) | 3.3 V / 5.0 V
    The UCC3585 supports dual-level programmable current limiting, adjustable via an external resistor. It also offers lossless current sensing by leveraging the P-channel MOSFET's RDS(on) as a current sense element. Additional features include a soft-start mechanism to avoid output voltage overshoot during startup and a logic-controlled enable pin for precise control.
    Product Features and Advantages
    The standout features of the UCC3585 include its high efficiency switching topology, which ensures minimal power loss. Its ability to drive both P-channel (high-side) and N-channel (low-side) MOSFETs makes it particularly well-suited for buck converters. Key advantages include:
    - Precise output voltage regulation with ±1% accuracy.
    - Enhanced flexibility with programmable current limit thresholds.
    - Built-in soft-start and UVLO (Undervoltage Lockout) mechanisms for robust system protection.
    - Efficient power conversion with support for fixed-frequency PWM up to 500 kHz.
    Application Case Studies and Recommendations
    The UCC3585 excels in numerous practical scenarios:
    1. Desktop and Notebook Computers: The controller provides local microprocessor core voltage power supplies with ultra-low output voltages.
    2. DSP Applications: Ideal for powering the core or I/O sections of Digital Signal Processors.
    3. High-Speed Bus Regulation: Suitable for high-speed GTL buses requiring rapid and accurate voltage regulation.
    Usage Suggestions:
    - Ensure proper grounding and minimize PCB trace impedances to maximize accuracy.
    - Use temperature-stable capacitors for applications requiring high-precision frequency generation.
    - Employ adequate heat sinking when operating under continuous high load conditions to ensure long-term reliability.
    Compatibility and Support
    The UCC3585 is compatible with most standard MOSFETs, offering flexibility in selection based on specific application requirements. Texas Instruments provides extensive support including detailed application notes, software tools, and design guides. Additionally, the device is available in multiple packaging options like DIP, SOIC, and QSOP, catering to diverse implementation needs.
    Common Issues and Solutions
    Here are some frequently encountered problems along with recommended fixes:
    - Problem: Overcurrent conditions triggering false shutdowns.
    Solution: Adjust the RCLSET resistor to increase the current limit threshold or use the built-in counter to tim

UCC2585MTR参数

参数
最大输入电压 -
同步整流器 -
最小输出电压 -
拓扑 -
最大输出电压 -
功能 -
输出类型 -
输出数量 -
最小输入电压 -
开关频率 -
零件状态 在售
包装方式 散装

UCC2585MTR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。

UCC2585MTR数据手册

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TEXAS INSTRUMENTS DC-DC稳压器 TEXAS INSTRUMENTS UCC2585MTR UCC2585MTR数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
10+ ¥ 19.1632
5000+ ¥ 18.3055
10000+ ¥ 17.6423
库存: 1890
起订量: 522 增量: 0
交货地:
最小起订量为:10
合计: ¥ 191.63
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