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ST L7805ABV 5V Voltage Regulator L7805ABV
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ST(STMicroelectronics) L7805ABV
- Type
- ST
- Unit
- Electronic Component
- Minimum package
- 1000 管
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- 2V@(1A)
- Electronic Component
- ST(STMicroelectronics)
- Electronic Component
- L7805ABV
- Electronic Component
- 1
- Package
- TO-220
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 2.74g
- Electronic Component
- 1
- Electronic Component
- BM0000281049
- Operating Temperature
- 40℃~+125℃@(Tj)
- Operating Voltage
- 25V
- Output
- Electronic Component
- Output Voltage
- 5V
- Output Current
- 1.5A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
L7805ABV 产品概述
一、概述
L7805ABV 是由意法半导体（STMicroelectronics）生产的一款高性能线性稳压器（LDO），具有固定输出电压为 5V 的特性，适用于需要稳定电源的各种电子电路。在电源管理领域，L7805ABV因其出色的电压稳定性、良好的电流输出能力和广泛的应用场景而得到广泛应用。
二、基本参数
L7805ABV 具有以下关键参数：
- 输入电压范围: 最大输入电压可达 35V，使其适用于多种供电场景。
- 输出电流能力: 提供最高 1.5A 的输出电流，能够满足大部分小型电子设备对电源的需求。
- 输出电压: 该稳压器提供固定的输出电压为 5V，稳定性好，适合大部分数字电路和线性负载。
- 静态电流: 在无负载状态下，静态电流为 6mA，这一数值在功耗敏感的场合也令人满意。
- 电压降: 在 1A 的输出电流下，最大压降为 2V（典型值），这意味着输入电压需要至少高出输出电压 2V，以保证稳压器正常工作。
- 纹波抑制比（PSRR）: 在 120Hz 下为 68dB，这显示了良好的反干扰能力，有助于减小输入电源变化对输出的影响。
- 工作温度范围: L7805ABV 的工作温度范围为 -40°C 到 125°C，这使得它在极端环境条件下也能稳定工作。
三、应用领域
L7805ABV 线性稳压器广泛应用于以下领域：
- 消费电子: 用于手机充电器、平板电脑、音响设备等需要稳定 5V 电压的产品。
- 工业设备: 在工业控制系统中，L7805ABV 用作电源调节器，以支持传感器、执行器和控制模块的稳定运行。
- 通信设备: 在基站设备、路由器和其他通信模块中，为数字电路提供可靠电源。
- 嵌入式系统: 广泛应用于各种嵌入式项目中，如Arduino和树莓派等单片机或开发板的供电解决方案。
四、保护功能
L7805ABV 具备超温保护和短路保护等多重保护措施，确保在不理想的工作条件下能够防止器件损坏。这些设计考量使得在出现过载或短路故障时，稳压器能自动切断输出，保护负载和后端电路。
五、安装与封装
L7805ABV 的封装类型为 TO-220-3，适合通孔安装，具有良好的散热性能，能够有效降低在高负载情况下的热量积聚。此外，TO-220 封装的物理尺寸使其易于与其他元器件组合使用，有效提高电路布局的灵活性。
六、总结
L7805ABV 是一款性能稳定的线性稳压器，凭借其高输入电压、固定输出、良好的输出电流能力和多重保护功能，成为了设计工程师和开发者的重要电源管理组件。无论在个人项目中还是在商业应用中，L7805ABV 都以其可靠性和稳定性赢得了用户的信任。
选择 L7805ABV，意味着您能在一定范围内，自由调节电源和电路，实现您的设计目标。无论是开发复杂的工业设备还是简单的消费电子产品，这款稳压器均能为您提供恰如其分的电源解决方案。
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