WMSIC Electronic Components

ST L7805CV 5V Voltage Regulator L7805CV

ModelL7805CV
PackageTO-220
BrandST
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ST(STMicroelectronics) L7805CV
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
L7805CV
Electronic Component
1
Package
TO-220
Electronic Component
Linear Regulator(LDO)
Electronic Component
2.382g
Electronic Component
1
Electronic Component
BM0093065353
Operating Temperature
0℃~+125℃@(Tj)
Operating Voltage
35V
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.

L7805CV 产品概述

L7805CV 是一种高性能的线性稳压器,专门设计用于提供稳定的输出电压。作为意法半导体(STMicroelectronics)旗下的一款流行型号,L7805CV 在多个应用场合中被广泛使用,其输出电压固定为 5V,能够满足各种电子设备和电路的供电需求。以下是对 L7805CV 的详细分析和产品概述。

主要特性

  1. 输出配置与电压: L7805CV 提供正输出,固定电压输出为 5V。这使得它非常适合于需要 5V 电源的设备,例如单片机、传感器和逻辑电路等。

  2. 输入电压范围: L7805CV 的最大输入电压可达到 35V。这种宽广的输入电压范围使得 L7805CV 能够兼容多种电源配置,包括交流适配器、其他稳压电路的输出等。

  3. 输出电流能力: L7805CV 支持最大输出电流为 1.5A,能够满足大部分低功率设备的需求。其输出电流足以驱动多种连接的负载,不论是 LED 灯、继电器还是小型电机等。

  4. 电压降: 在典型负载条件下,L7805CV 的电压降最大可达 2V(@1A)。选择适当的输入电源电压至关重要,确保输入电压高于所需输出电压2V以上,以保证稳压器有效工作。

  5. 静态电流: L7805CV 的静态电流为 8mA,这意味着在没有负载时,其功耗相对较低,从而提高了系统的整体能效。

  6. 电源抑制比(PSRR): 在120Hz的频率下,L7805CV 的 PSRR 为 62dB,这表明其良好的电源抑制能力,能够有效减少输入电源波动对输出电压稳定性的影响。

  7. 保护功能: L7805CV 内置超温和短路保护功能。这些保护机制确保在发生过载或异常状况时,稳压器不会损坏,从而延长了器件和电路的使用寿命。

  8. 工作温度范围: L7805CV 工作温度范围为 0°C 至 125°C,适应各种工业和消费电子应用环境。

  9. 安装类型与封装: L7805CV 采用通孔安装方式,封装形式为 TO-220,这种封装易于散热且便于在各种电路板上集成,同时也便于更换和维修。

应用场景

L7805CV 适用的应用场景非常广泛,包括但不限于以下几个方面:

  • 便携式设备:可为各种低功耗电子设备提供稳定的5V电源,例如便携式音频播放器和小型便携计算器。
  • 微控制器供电:常用于为微控制器、开发板(如 Arduino 或 Raspberry Pi)供电。
  • 传感器电源:适合在自动化或物联网应用中为传感器模块提供稳定的电源。
  • 消费电子:广泛应用于家庭和商业设备如电视、电脑和其他家电中,用于电源管理。
  • 工业控制:由于其良好的稳定性,L7805CV 在工业控制系统和自动化设备中也有着重要的应用。

结论

总结来说,L7805CV 是一款功能全面、性能卓越且可靠的线性稳压器,能够在多种应用中提供稳定的5V电压输出。其设计考虑了电压、功率和散热等多种因素,使其在保证性能的同时,还拥有较高的安全性和可靠性。因此,无论是在个人项目还是工业应用中,L7805CV 都是实现电源管理的优秀选择。

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