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UCC25702D

产品分类: DC-DC稳压器
厂牌: TEXAS INSTRUMENTS
产品描述: Boost,Flyback,Forward Converter No 100KHz Transistor Driver 1 SOIC-14 贴片安装 8.65mm(长度)*1.58mm(高度)
供应商型号: UCC25702D
供应商: 云汉优选
标准整包数: 1
TEXAS INSTRUMENTS DC-DC稳压器 UCC25702D

UCC25702D概述

    Advanced Voltage Mode Pulse Width Modulator: UCC35701/2 Product Overview
    Product Introduction
    The UCC35701/UCC35702 family represents a highly advanced series of voltage-mode pulse-width modulators designed specifically for isolated switching power supplies utilizing primary-side control. These modulators are ideally suited for applications that include both offline AC/DC converters and DC/DC conversion within distributed power architectures or telecommunication power sources. Their core functions involve precise regulation of power flow, minimizing heat dissipation, and ensuring robust performance across diverse environmental conditions.
    These devices are particularly valuable in industries such as telecommunications, industrial electronics, renewable energy systems, and consumer electronics, where reliability and efficiency are paramount.
    Technical Parameters
    Below are the key technical specifications extracted from the data sheet:
    | Parameter | Minimum | Typical | Maximum | Units |

    | Frequency Range | 90 | 100 | 110 | kHz |
    | VDD Clamp Voltage | 13.5 | 14.3 | 15 | V |
    | Start-up Current | 130 | 200 | µA |
    | Operating Current | 0.75 | 1.5 | mA |
    | Maximum Duty Cycle (%) | 95 | 99 | 100 | % |
    | Gate Drive Output Current| ±180 ±1.2 | mA |
    | Absolute Maximum Ratings
    | Supply Voltage | 15 V |
    Other notable features:
    - Accurate Volt-Second Clamp (critical for ensuring magnetic core saturation prevention)
    - Built-in UVLO (Undervoltage Lockout) thresholds
    - Enhanced fault protection mechanisms (latching shutdown after multiple detected faults)
    - Operates across a broad input voltage range (0.6V to 4.0V)
    Key Features & Advantages
    The UCC35701/2 excels with its innovative design tailored for next-generation power supply needs:
    1. High Frequency Operation: Supports frequencies up to 700kHz, improving power density and efficiency.
    2. Advanced Voltage Feedforward Compensation: Offers faster response to input voltage variations without reliance on feedback loops.
    3. Accurate Duty Cycle Limiting: Prevents over-voltage situations, protecting downstream components.
    4. Intuitive Fault Management: Provides both latch-off and automatic shutdown modes for enhanced reliability.
    5. Compact Form Factor: Available in several packages including SOIC, PDIP, and TSSOP configurations for flexible integration.
    Its market competitiveness stems from superior dynamic line regulation and minimal heat generation, making it ideal for space-constrained and demanding environments.
    Applications & Usage Recommendations
    Application Cases:
    - Off-Line Converters: Efficiently converting AC mains power into stable DC outputs suitable for appliances and computers.
    - DC/DC Converter Designs: Used in distributed power systems, such as those found in servers, networking equipment, and industrial machinery.
    - Communication Systems: Reliable operation under tight voltage constraints, perfect for telecom base stations and remote monitoring units.
    Usage Tips:
    - Use an appropriate external timing network (RT and CT) to ensure optimal oscillator performance.
    - Implement a proper filtering mechanism for the VREF pin to minimize ripple effects.
    - Ensure adequate grounding and bypassing to maintain signal integrity and stability.
    Compatibility & Support
    The UCC35701/2 family is fully compatible with standard 14-pin packages, ensurin

UCC25702D参数

参数
最小输出电压 -
拓扑 Boost,Flyback,Forward Converter
同步整流器 No
最大输出电压 -
最大输入电压 -
功能 Step-Up,Step-Up/Step-Down
输出类型 Transistor Driver
输出数量 1
开关频率 100KHz
最小输入电压 -
长*宽*高 8.65mm(长度)*1.58mm(高度)
通用封装 SOIC-14
安装方式 贴片安装
应用等级 工业级
零件状态 在售
包装方式 散装,管装

UCC25702D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。

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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。
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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。

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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。

UCC25702D数据手册

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TEXAS INSTRUMENTS DC-DC稳压器 TEXAS INSTRUMENTS UCC25702D UCC25702D数据手册

UCC25702D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+ ¥ 55.0191
3000+ ¥ 53.6772
6000+ ¥ 51.888
库存: 2856
起订量: 1000 增量: 0
交货地:
最小起订量为:1000
合计: ¥ 55019.1
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