LM76002RNPR

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

LM76002RNPR is one of the power management integrated circuits (PMICs) varieties which belongs to the Voltage Regulators -- DC DC Switching Regulators. This compact IC features a fast transient response and requires few additional external components. It integrates both synchronous rectifier and current mode PWM controller to provide excellent performance. This IC also supports multiple voltage ratings. In this article, the application field and working principle of LM76002RNPR will be discussed in detail.

LM76002RNPR is a highly-efficient, low power, and cost effective voltage regulator ideal for applications requiring up to 3A continuous output current. It contains constant frequency, current mode PWM and synchronous rectifier to support a wide range of switch frequencies. While its PWM frequency is fixed, its synchronous rectifiers frequency varies with the output current. This IC works with a wide input voltage range from 4.5V to 17V, and can generate output voltages of 0.9V to 5.5V. It has low input and output ripple and fast transient response, achieving the desired output voltage in less than 2 microseconds.

By utilizing the synchronous rectifier, this IC can reduce the switch voltage drop and power loss during normal operation. Moreover, the output current is precisely monitored so it will be limited if the device gets too hot. This IC is integrated with overvoltage, undervoltage, short circuit, and over temperature protections, making it extremely safe for various applications. It also features frequency foldback operation for improved efficiency, adjustable soft-start circuit, enable/disable function, high power density, and sophisticated thermal management.

LM76002RNPR can be used for a wide range of applications, such as industrial and communication systems, automotive systems, automotive battery management, and home appliance. It provides high efficiency and low power consumption while improving power quality following the specific requirements of the application. The device can be applied as a variable voltage regulator and also as an efficient power supply solution in high power applications. Furthermore, the device is compliant with lead-free requirements and has an overmold package which makes it highly resistant to environmental and mechanical stressors.

The working principle of LM76002RNPR is based on PWM technique which is widely used in DC-DC switching regulators. The basic working of the device can be explained as follows: the input voltage is applied to the voltage regulator and its voltage is converted into a two-level or pulse-width-modulated signal, which is sent to the main switch. The main switch operates at high frequency and generates a converted voltage. This voltage is then transferred to the output through the synchronous rectifier. The operation of the synchronous rectifier is based on the same electrical principle as the main switch but with the opposite direction.

The PWM switching frequency is fixed on LM76002RNPR and the synchronous rectifier\'s frequency changes with the output current thus keeping the device stable and safe. The device also features advanced protection mechanisms, like overvoltage and over temperature protection, to avoid any damage in case of unexpected errors. Additionally, the device also has fast transient response, allowing it to recover quickly from any output voltage drops.

In conclusion, LM76002RNPR is a highly-efficient, low power and cost-effective voltage regulator ideal for applications requiring up to 3A continuous output current. It has a wide input voltage range from 4.5V to 17V, and can generate output voltages of 0.9V to 5.5V. It features fast transient response, synchronous rectifier for improved efficiency, various protection mechanisms, and adjustable soft-start circuit. LM76002RNPR can be used for a wide range of applications, such as industrial and communication systems, automotive systems, automotive battery management, and home appliance.

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