LM140LAH-15/NOPB

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• LM140LAH-15/NOPB Application Field and Working Principle

The LM140LAH-15/NOPB is a linear voltage regulator from National Semiconductor. It has a wide input voltage range from 1.5 V to 15V with an output voltage of 1.5 V making it suitable for a wide range of applications. This voltage regulator is provided with a variety of features such as over-current protection and thermal protection to ensure reliable operation. It also has a fast response time of less than 30 µs which makes it suitable for high frequency applications. The LM140LAH-15/NOPB can be used in various audio/video applications such as camcorders and digital camera. It can also be used in various logic and power applications.

Let’s now take a look at how the LM140LAH-15/NOPB works. The device utilizes an NPN transistor to regulate the output voltage. The output voltage is determined by the ratio of the two resistors RS1 and RS2. When the input voltage is greater than the output voltage, the device will conduct current allowing the output voltage to reach the desired voltage. When the input voltage is reduced below the output voltage the device will not conduct current and the output voltage will remain constant.

The LM140LAH-15/NOPB has a wide input voltage range and fast response time which make it ideal for applications that require a high degree of reliability. It also has over-current protection and thermal protection features which ensure the device operates safely. This device is ideally suited for applications that require a high degree of accuracy and reliability such as audio/video and logic/power applications.

In conclusion, the LM140LAH-15/NOPB is a linear voltage regulator which is ideal for audio/video and logic/power applications. This device has a wide input voltage range and fast response time, making it suitable for a wide range of applications. It also has over-current protection and thermal protection features which are essential for reliable operation. The LM140LAH-15/NOPB is an excellent choice for applications requiring a reliable and accurate voltage regulation.

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