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HTC LM2596R-5.0
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HTC LM2596R-5.0
- Type
- HTC
- Minimum package
- 800 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HTC
- Electronic Component
- LM2596R-5.0
- Electronic Component
- 1
- Package
- TO-263-5
- Electronic Component
- DC-DC Power Supply IC
- Electronic Component
- 2.4g
- Electronic Component
- 1
- Type
- Electronic Component
- Electronic Component
- BM0000003620
- Operating Temperature
- 40℃~+125℃@(TJ)
- Operating Voltage
- 8V~40V
- Switching Frequency
- 150kHz
- Electronic Component
- Electronic Component
- Output Voltage
- 5V
- Output Current
- 3A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
LM2596R-5.0 产品概述
一、产品简介
LM2596R-5.0 是一款由 HTC 生产的降压型 DC-DC 电源转换器芯片，采用 TO-263-5 封装。该芯片设计用于将较高电压的输入电源转化为稳定且可调的低电压输出，非常适合于在多种电子设备中进行电源管理。随着电子产品对高效能与低功耗的不断追求，LM2596R-5.0 的出现为电源设计师提供了一个理想的解决方案。
二、主要特性
高效能：LM2596R-5.0 具有高达 75%-90% 的效率，显著降低了能量损耗，使其在电池供电的应用中尤为理想。
输出电压：该芯片输出电压固定为 5V，能够满足大多数数字电路和微控制器的供电需求。
输出电流：LM2596R-5.0 支持高达 3A 的连续输出电流，适合驱动大功率负载。
宽广的输入电压范围：适应 4.5V 至 40V 的输入电压范围，让其在多种电源环境下稳定工作。
热保护功能：内置过热保护与过流保护功能，确保芯片在异常情况下不会损坏，提供额外的安全性能。
简单的设计：外部元件数量少，设计简便，使得产品可以快速上手，降低设计时间。
三、应用领域
LM2596R-5.0 的应用领域广泛，适合于如下场景：
便携式电子设备：由于其高效率及稳定性，适用于手机充电器、平板电脑、便携式音响等。
计算机外设：能够为 USB 供电设备或者其他计算机外设提供稳定的电源输出。
工业设备：在工业控制系统和各种自动化设备中，为传感器和监测系统提供所需电力。
汽车电子：因其能够在较宽的输入电压范围内稳定工作，LM2596R-5.0 是汽车电子系统中电源转换的理想选择。
LED 驱动：适合于 LED 照明系统中，为LED灯条提供恒定电压源。
四、技术规格
- 输入电压范围：4.5V – 40V
- 输出电流：最大 3A
- 输出电压：5V（固定电压版本）
- 效率：高达90%（在特定负载条件下）
- 封装规格：TO-263-5
- 工作温度范围：-40°C 至 +125°C
五、设计注意事项
在设计应用 LM2596R-5.0 时，设计师需要注意以下几个方面：
选择适当的外部元件：根据应用所需的输出电流和电压，选择合适的电感和输入/输出电容，这是确保高效稳定工作的关键。
散热设计：虽然 LM2596R-5.0 自身具备防护，良好的散热设计依然重要，避免因过热导致性能下降。
PCB 布局：为了降低 EMI 干扰，PCB 布局应遵循良好实践，尽量缩短电流回路，同时确保输入和输出的电流回路分开布线。
六、总结
LM2596R-5.0 是一款强大的降压 DC-DC 转换器，凭借其高效率、宽输入电压范围和出色的稳定性，广泛应用于各类电子设备中。其内置保护和简易的设计，使其成为电源设计师的首选。无论是在消费电子、工业控制，还是汽车电子领域，LM2596R-5.0 都能提供可靠与高效的解决方案。
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