LM2787TPX/NOPB

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

LM2787TPX/NOPB is a type of DC DC switching regulator, which is a type of voltage regulator. It is one of the power management integrated circuits (PMICs) specifically designed to step-down the input voltage. Its application field includes consumer and automotive applications such as self-powered wireless module, GPS, telephone, and patient monitors.

The LM2787TPX/NOPB integrates two power switches and two error amplifiers, and has a wide input voltage range of 4.2 to 40V. It is small in size and light in weight, making it ideal for many consumer and automotive applications. With a large output voltage range of 1.3 to 38V, the device is able to offer a precise output voltage regulation.

By adjusting the voltage settings, the output voltage can be changed accordingly to suit the requirements of the application. In addition, the device is able to operate over a wide frequency range from 200kHz to 2MHz and also has a two-mode control scheme that is capable of both pulse-by-pulse current limit and fixed frequency control. This makes it suitable for a variety of applications.

The working principle of the LM2787TPX/NOPB is as follows. When the input voltage is applied, the error amplifier senses the output voltage. The signal is then amplified and sent to the PWM controller which determines the on/off time of the power switch. When the switch turns on, it turns the primary winding of the power transformer on, which induces a voltage in the secondary winding of the transformer.

The voltage in the secondary winding is rectified and filtered by the rectifier and filter circuit and then sent to the output terminal. The feedback from the output terminal is sent to the error amplifier, and the PWM controller modifies the duty cycle of the power switch accordingly until the desired output voltage is achieved. In this way, the output voltage is regulated to produce a constant output voltage.

The LM2787TPX/NOPB is the ideal choice for a wide range of consumer and automotive applications. It is easy to use and has a wide operating frequency range, making it suitable for a variety of applications. Furthermore, its two-mode control scheme ensures accurate output voltage regulation and ensures a stable, reliable power supply.

The specific data is subject to PDF, and the above content is for reference