LP5907SNX-4.5/NOPB

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The LP5907SNX-4.5/NOPB is a low dropout (LDO) linear voltage regulator by Texas Instruments. It has an ultra-low quiescent current (10uA). With its small packages and low operational power this product is one of the most appropriate ones currently available on the markets in terms of applications in the field of PMIC – voltage regulators – Linear.

This device is available in standard package options of SOT-23, 2mm × 2mm, and SOT-223 with an extended operating temperature range and features adjustable output voltage ranging from 1.2V to 5.5V. Its typical voltage dropout of 360mV makes this IC a suitable choice for low input voltage (1.2V to 5.5V) applications.

The LP5907SNX-4.5/NOPB is designed for the supply of low voltage loads at output currents up to 600mA. It contains a PNP transistor, two resistors and two capacitors along with the output current limit circuitry. This device also features an on/off (EN) control pin making it suitable for applications such as power management in portable systems.

With its optimized architecture, this device includes low quiescent current and low dropout voltage, it has excellent line and load transient response and ripple rejection due to the use of a precision reference. Its packaged configuration and design makes it suitable for space-saving, cost-effective designs.

When used in portable devices, like smartphones and tablets, this device helps to extend the battery lifetime. Its over-temperature protection function and high-precision voltage output characteristics assure enhanced system performance and improved battery protection.

The LP5907SNX-4.5/NOPB integrates an error amplifier, a current comparator, a power transistor, and a voltage reference in an 8-pin device with a wide range of adjustable output voltage. It is suitable for operating under a wide range of temperature and line voltage conditions, this device provides low output voltage ripple and fast response time.

The working principle of this particular device is based on a low-dropout regulator based on the current-mode control technique. It uses an error amplifier to control the output voltage of the regulator using the device’s internal reference. This error amplifier compares the output voltage to the reference and adjusts the output current to keep them balanced.

The device is suitable for providing power solutions in a variety of low voltage, low current applications such as automotive, telecom, industrial, audio equipment, and more. With its high output voltage accuracy, low dropout voltage and low quiescent current, this device provides a robust and space saving power solution for most modern devices.

The LP5907SNX-4.5/NOPB is capable of providing the output power of up to 500mA, offering excellent line and load regulation even with a heavy transient load. It is also designed to maintain safe operation with a wide range of current load conditions eliminating any heat-related risks.

The device is able to withstand heavier loads, making it a reliable solutions for low power applications. It also features less input and output capacitance, eliminating any additional parasitic capacitance in the application. Moreover, the texas supre fine grain oxide technology employed in this device enables the lower quiescent current, higher current output and the reliable low dropout performance.

All in all, the LP5907SNX-4.5/NOPB is a reliable multi-function low dropout regulator that features adjustable output voltage, on/off (EN) control pin and excellent line and load regulation. It is designed for applications such as power management in portable systems, and can provide the output current power up to 600mA. It is suitable for numerous low voltage, low current applications and help to extend the battery life.

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