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UC1825L883B

产品分类: 其他稳压器
厂牌: TEXAS INSTRUMENTS
产品描述: Boost,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull LLCC 贴片安装 8.89mm*8.89mm*2.03mm
供应商型号: UC1825L883B
供应商: 云汉优选
标准整包数: 1
TEXAS INSTRUMENTS 其他稳压器 UC1825L883B

UC1825L883B概述

    # UC3823A/B and UC3825A/B PWM Controller: Advanced Power Management Solutions
    Product Introduction
    The UC3823A/B and UC3825A/B families represent enhanced versions of the UC3823 and UC3825 series of PWM controllers. These components offer advanced features for voltage-mode or current-mode control methods in switch-mode power supplies. Their versatility and robustness make them ideal for applications requiring precise control, such as communication systems, industrial automation, consumer electronics, and automotive electronics.
    Key features include:
    - Improved performance for both voltage-mode and current-mode controls.
    - Operates at switching frequencies up to 1 MHz.
    - Dual high-current totem pole outputs capable of 2-A peak current.
    - Latched overcurrent protection with full-cycle restart capability.
    - Accurate soft-start functionality and UVLO protection.
    Technical Parameters
    Performance Specifications
    | Parameter | Value/Range |

    | Output current | 2-A peak |
    | Propagation delay | 50 ns |
    | Oscillator discharge current | 10 mA |
    | Startup current | 100 µA |
    | Operating temperature | -55°C to 150°C |
    Electrical Characteristics
    - Reference voltage (VREF): 5.1 V ± 0.15 V
    - Oscillation frequency: 375 kHz to 450 kHz
    - Gain bandwidth product: 6 to 12 MHz
    - Input offset voltage: 2 mV
    - Maximum duty cycle: <100%
    These specifications ensure reliable performance across a wide range of operating conditions.
    Product Features and Advantages
    Unique Features:
    - Improved error amplifier gain bandwidth product (12 MHz).
    - Latched overcurrent protection with full-cycle restart ensures system safety.
    - Adjustable soft-start feature for gradual power-up.
    Market Competitiveness:
    The UC3823A/B and UC3825A/B stand out due to their high precision and robustness. They offer a superior combination of features that cater to diverse applications, making them highly competitive in the market.
    Application Cases and Usage Recommendations
    Application Examples:
    1. Communication Systems: Used in high-frequency switch-mode power supplies for routers and servers.
    2. Industrial Automation: Suitable for motor drives and power supplies in manufacturing environments.
    3. Consumer Electronics: Ideal for power adapters and chargers.
    Usage Recommendations:
    - Ensure proper layout practices to minimize parasitic effects and maintain signal integrity.
    - Implement filtering on the ILIM pin to avoid triggering false alarms due to noise.
    Compatibility and Support
    Compatibility:
    These controllers are compatible with most standard power supply designs and can be easily integrated with existing systems. They support synchronization with external clocks for improved timing accuracy.
    Manufacturer Support:
    Texas Instruments provides comprehensive documentation, including application notes and datasheets. Technical support is available for users facing challenges in implementation.
    Common Issues and Solutions
    | Issue | Solution |

    | Overcurrent detected | Check and correct the current limiting circuit. |
    | Oscillation frequency too high | Adjust RT and CT values for lower frequency. |
    | Noisy outputs | Add additional filtering on the ILIM pin. |
    Conclusion and Recommendation
    The UC3823A/B and UC3825A/B PWM controllers represent a significant advancement in power management technology. Their combination of high performance, reliability, and ease of integration makes them an excellent choice for various applications. We strongly recommend these controllers for projects requiring advanced PWM functionalit

UC1825L883B参数

参数
拓扑 Boost,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull
长*宽*高 8.89mm*8.89mm*2.03mm
通用封装 LLCC
安装方式 贴片安装
应用等级 军用级
零件状态 在售
包装方式 管装

UC1825L883B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。

UC1825L883B数据手册

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TEXAS INSTRUMENTS 其他稳压器 TEXAS INSTRUMENTS UC1825L883B UC1825L883B数据手册

UC1825L883B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)
1000+ ¥ 442.5589
3000+ ¥ 431.7648
6000+ ¥ 417.3726
库存: 2464
起订量: 1000 增量: 0
交货地:
最小起订量为:1000
合计: ¥ 442558.9
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