LP3872EMPX-2.5

Introduction to LP3872EMPX-2.5

LP3872EMPX-2.5 is a 3-amp low-dropout (LDO) voltage regulator. It is a linear, intermediate-driver and output device with an input voltage range from 1.5 to 5.5V. It has a 0.010Ω minimum RDS(on) of power transistors and a low quiescent current consumption of 25μA. The output voltage range of LP3872EMPX-2.5 is 1.187V to 5V. It has a trickle-mode feature that adds additional current to the output voltage, thus implementing more power savings.

The Application Field and Working Principle of LP3872EMPX-2.5

LP3872EMPX-2.5 is specifically designed for use in portable electronic devices like, cellular phones, personal digital assistants, digital cameras, and PDAs. The LP3872EMPX-2.5 provides a high output current of up to 3A and features adjustable output voltage, low power consumption and low noise. Furthermore, it also features a Start-Up Loop Control for improved start-up performance, Output Over-Voltage Protection circuitry, and Under Voltage Detection circuitry. It is also certified by AEC-Q100, making it suitable for automotive applications.

The working principle of LP3872EMPX-2.5 is quite simple. The regulator is connected to a power source, usually a battery, and to a device that requires a certain voltage level. When the battery voltage is applied, the regulator starts to sense the current and then constantly adjusts the output voltage level in order to maintain the desired voltage level at the output. To ensure a low output voltage drop and for better accuracy, the regulator features a low-dropout design and operates within a certain voltage range. As a result, the LP3872EMPX-2.5 will provide an accurate output voltage at all times.

Advantages of LP3872EMPX-2.5

LP3872EMPX-2.5 offers a variety of advantages to its users. Its low quiescent current consumption of 25μA makes it suitable for a range of handheld, battery-powered devices. Its trickle-mode feature adds additional current to the output voltage, thus allowing the user to save power. Furthermore, it also provides high-precision output voltage regulation, low droop and fast transient response. Moreover, it is a 3A low dropout (LDO) voltage regulator certified by AEC-Q100, making it suitable for automotive applications.

Conclusion

LP3872EMPX-2.5 is an ideal choice for a wide range of portable electronic device applications. It provides precision output voltage regulation, low droop and fast transient response. It has a low quiescent current consumption of 25μA and a 0.010Ω minimum RDS(on) of power transistors. Moreover, it is also certified by AEC-Q100, making it suitable for automotive applications.