WMSIC Electronic Components

HGSEMI LM2596S-5.0/TR LM2596S

HGSEMI LM2596S-5.0/TR LM2596S
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Product image

ModelLM2596S-5.0/TR
PackageTO-263-5
BrandHGSEMI
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

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Technical data

Product details

19 specifications

Core information

Product name
HGSEMI LM2596S-5.0 / TR
Type
HGSEMI
Minimum package
500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HGSEMI
Electronic Component
LM2596S-5.0/TR
Electronic Component
1
Package
TO-263-5
Electronic Component
DC-DC Power Supply IC
Electronic Component
1.72g
Electronic Component
1
Features
Electronic Component
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0223218422
Operating Temperature
40℃~+125℃
Operating Voltage
5V~40V
Switching Frequency
150kHz
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

LM2596S-5.0/TR 产品概述

一、简介

LM2596S-5.0/TR 是一款高效的 DC-DC 降压转换器，由著名厂商 HGSEMI（华冠）推出，采用 TO-263-5 封装。这款电源芯片设计用于将较高的直流电压转换为较低的直流电压，能够提供稳定的输出电压和电流，广泛应用于电源管理、消费电子、工业设备等领域。

二、技术规格

  • 输入电压范围：4.5V 至 40V
  • 输出电压：5.0V（固定电压输出）
  • 最大输出电流：3A
  • 最大开关频率：150 kHz
  • 效率：在大多数工作条件下可达到90%以上
  • 温度范围：-40°C 至 +125°C

三、特点

  1. 高效率和低功耗：LM2596S-5.0/TR 的高转换效率意味着在负载较重时，发热量较小，有助于延长系统的使用寿命，并降低散热设计的要求。

  2. 内部补偿电路：该芯片内置了补偿电路，无需外部组件，简化了电路设计。

  3. 短路保护：具有短路保护功能，可以安全地在无法预料的负载条件下运行。

  4. 过温保护：芯片内部设计了过温保护机制，可以在工作环境温度过高时自动关闭输出，避免器件损坏。

  5. 可调节输出电压（可选版本）：虽然本型号为固定 5V 输出，但系列中也有可调版本，用户可根据需求调整输出电压。

四、应用场景

LM2596S-5.0/TR 被广泛应用于疾病模块供电、LED 驱动、家用电器、数码产品、工业自动化控制系统等场景。任何需要将较高电压调整为 5V 低电压的场合，都可以使用该 DC-DC 转换器。

  1. 消费电子产品：如移动电源、平板电脑及其他便携式设备中，为内置电路提供稳压 5V 电源。

  2. 逆变器和太阳能系统：在太阳能供电系统中，将太阳能电池的电压稳定器转换为设备所需的直流电压。

  3. LED 照明系统：在 LED 照明模块中，LM2596S-5.0/TR 作为降压转换器向 LED 组提供稳定的工作电压。

  4. 电池供电设备：在电池供电的应用中，提供从电池中获取能量的高效转换，延长电池使用时间。

五、设计建议与注意事项

在设计电路时，需要注意以下几点：

  • 输入电容：推荐在输入端并联一个低 ESR 的电容，以降低输入纹波电压。
  • 输出电容：输出端应合理选择电容值，以确保在负载变化时，能快速响应、保持稳定输出。
  • 散热设计：虽然 LM2596S-5.0/TR 效率较高，但在大负载情况下可能仍会产生显著热量，需合理设计散热措施。

六、总结

LM2596S-5.0/TR 是一款功能强大、效率高、适应性广的 DC-DC 降压电源芯片。在多种应用环境中提供了有效的解决方案，尤其适合需要将输入电压降低到 5V 的场合。凭借其众多优点与可靠性，LM2596S-5.0/TR 在电子元器件市场中占有一席之地，是设计工程师值得选择的理想产品。

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