LP5912-2.8DRVT

Current - Output:	500mA
Supplier Device Package:	6-WSON (2x2)
Package / Case:	6-WDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Protection Features:	Over Temperature, Reverse Polarity, Short Circuit
Control Features:	Enable
PSRR:	40dB (100kHz)
Current - Supply (Max):	35µA
Current - Quiescent (Iq):	55µA
Series:	--
Voltage Dropout (Max):	0.25V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.8V
Voltage - Input (Max):	6.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The LP5912-2.8DRVT is a linear, low quiescent current, voltage regulator from National Semiconductor. It is designed to improve system-level performance. It provides up to 1 A of output current and has excellent line regulation and load regulation. Additionally, it has a guaranteed minimum output voltage of 2.8 V, a maximum output voltage of 3.3 V, and a low quiescent current of only 1 mA.

Features and Benefits

The LP5912-2.8DRVT voltage regulator has several features and benefits that make it an excellent solution for improving system-level performance. Some of these features include: • On/Off Control – The LP5912-2.8DRVT includes an on/off control input that can turn the device off or on when desired. This allows the device to save energy.• Low Quiescent Current - The LP5912-2.8DRVT has an incredibly low quiescent current of only 1 mA, making it an ideal solution for improving overall system efficiency.• Output Voltage Guarantee – The LP5912-2.8DRVT has a guaranteed minimum output voltage of 2.8 V and a maximum output voltage of 3.3 V. This makes it an ideal solution for applications that require precise voltage levels.

LP5912-2.8DRVT Application Fields

The LP5912-2.8DRVT is an ideal solution for a variety of applications. Its combination of low quiescent current, on/off control, and output voltage guarantee make it a great choice for mobile devices, automotive applications, and IoT applications. For mobile devices, the LP5912-2.8DRVT can be used to provide power to the processor, the display, and other peripherals. Its low quiescent current helps to improve battery life, while its on/off control allows for an additional level of power management. Additionally, its output voltage guarantee ensures that the processor and other components receive the correct amount of voltage for proper operation.In automotive applications, the LP5912-2.8DRVT can be used to provide power to microcontrollers and sensors. Its low quiescent current and on/off control helps to save energy and provides an additional layer of safety. Additionally, its guaranteed output voltage helps to ensure the accuracy of the microcontrollers and sensors. In IoT applications, the LP5912-2.8DRVT can be used to provide power to microcontrollers and sensors. Its low quiescent current helps to improve the battery life of the device, while its on/off control and output voltage guarantee ensures the accuracy of the control circuitry.

LP5912-2.8DRVT Working Principle

The LP5912-2.8DRVT is a linear voltage regulator, meaning that it works by controlling the amount of current flowing through a circuit. The on/off control pin is used to turn off the device when not needed, helping to save energy. When the device is turned on, it builds a voltage divider between the input voltage and the output voltage. The ratio of the voltage divider is determined by the output voltage and a resistor that is connected to the output pin of the regulator. The voltage divider is used to control the amount of current passing through the regulator. The output voltage is monitored by the device and compared to a feedback voltage. If the output voltage is greater than the feedback voltage, the device reduces the amount of current flowing through the regulator. If the output voltage is less than the feedback voltage, the device increases the amount of current flowing through the regulator. This helps to maintain a steady output voltage and ensures that the device is functioning correctly.

Conclusion

The LP5912-2.8DRVT is an ideal solution for improving system-level performance in mobile devices, automotive applications, and IoT applications. Its low quiescent current, on/off control, and output voltage guarantee make it an excellent solution for these applications. Additionally, its linear working principle ensures that the device is functioning correctly and is providing the correct amount of power.

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