2 天之前 · Here is the 7805 datasheet which is the popular 5V voltage regulator IC and the 7805 pinout. It is designed to provide a constant 5V at 1.5A max when powered by 7.3V to 35V. We usually use it as a stable voltage source for a common digital circuit.

7805 (to-220) ：电流为 1a，正常使用可以提供足够的电流，易于安装，价格便宜。 78l05 (to-92)：电流为100ma，看起来像一个小型晶体管，更适合在面积小和小电流电路中使用。 关于lm7805更为详细的介绍，可以参考这篇文章： 还搞不懂lm7805 端稳压器？

The 7805 is a popular linear voltage regulator IC that is commonly used to provide a stable and regulated +5V DC output voltage from an unregulated DC power source. Here are some key features and characteristics of the 7805 voltage regulator:

The 7805 Voltage Regulator IC is a commonly used voltage regulator that finds its application in most of the electronics projects. It provides a constant +5V output voltage for a variable input voltage supply.

2024年3月25日 · 7805 is a three terminal linear voltage regulator IC with a fixed output voltage of 5V which is useful in a wide range of applications. Currently, the 7805 Voltage Regulator IC is manufactured by Texas Instruments, ON Semiconductor, STMicroelectronics, Diodes incorporated, Infineon Technologies, etc.

7805价格参考￥0.6029。 集晶电子 7805参数名称：输出类型：固定；工作电压：30V；输出电压：5V；输出电流：1A；电源纹波抑制比(PSRR)：73dB@(120Hz)；特性：短路保护；热保护(TSD)；过流保护(OCP)；工作温度：0℃~+125℃@(Tj)；输出极性：正极；输出通道数：1。

7805是三端稳压集成电路。电子产品中，常见的三端稳压集成电路有正电压输出的78××系列和负电压输出的79××系列。顾名思义，三端ic是指这种稳压用的集成电路，只有三条引脚输出，分别是输入端、接地端和输出端。

2024年6月11日 · A 7805 voltage regulator is an integrated circuit designed to maintain a constant output voltage despite changes in input voltage and load. Specifically, the 7805 is a positive voltage regulator that ensures a stable +5V output, making it a popular choice for powering various electronic components and circuits.

2021年9月11日 · In this IC 7805 adjustable power supply circuit, the center ground pin of the IC is fixed through a resistive divider created from a resistor R1 along with R2 which is a variable resistor or through one of the selectable resistors ranging from R4 to R9.

2023年12月4日 · What is 7805 Voltage Regulator IC? The 7805 is a three-terminal linear voltage regulator integrated circuit, furnishing a consistent +5V output voltage within a variable input voltage range. The 7805 IC is a revered choice in numerous projects due to its versatility.