LP5912Q3.3DRVRQ1

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 Current, Over Temperature, Short Circuit
Control Features:	Enable, Power Good, Soft Start
PSRR:	80dB ~ 40db (100Hz ~ 100kHz)
Current - Supply (Max):	600µA
Current - Quiescent (Iq):	55µA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	0.18V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
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 to LP5912Q3.3DRVRQ1

LP5912Q3.3DRVRQ1 is a low output voltage linear regulator from Texas Instruments. This device is designed specifically for high efficiency, low noise and low quiescent current applications. LP5912Q3.3DRVRQ1 is an ideal choice for applications where small size and low cost are important factors. It is also ideal for powering audio systems, cellular phone baseband and other power management applications.

Application Fields of LP5912Q3.3DRVRQ1

LP5912Q3.3DRVRQ1 is a versatile linear regulator that can be used in a variety of applications. One of its most common application areas is in 3.3V power supply systems. Many low voltage ICs require a 3.3V supply voltage and LP5912Q3.3DRVRQ1 provides the perfect solution for this requirement. It can be used to provide the 3.3V supply voltage from a 4.2V Li-ion battery or from other power sources with higher voltages.In addition, LP5912Q3.3DRVRQ1 can be used in USB devices, GPS systems, power over Ethernet (PoE) systems, portable radios, and other consumer electronics. It is also used in many noise sensitive applications such as audio systems, cellular phone baseband, and other power management applications.The device has an ultra-low noise of 150 µVrms, a low quiescent current of 4.5mA, and an efficiency of up to 80%.

Working Principle of LP5912Q3.3DRVRQ1

LP5912Q3.3DRVRQ1 is an advanced three-terminal, low-dropout (LDO) linear voltage regulator. It provides a regulated 3.3V output range from an input voltage range of 3.0V to 6.5V.The device uses an advanced control loop architecture with low quiescent current and low noise performance. The output voltage of the device is selected accurately by two external resistors.The device is designed to provide a stable output voltage with a low noise of 150 µVrms, a low quiescent current of 4.5mA, and a low dropout voltage of 175 mV at 300mA load current. A fast transient response assures that current and voltage spikes are eliminated and the output voltage is not corrupted.

Conclusion

LP5912Q3.3DRVRQ1 is an advanced low output voltage linear regulator from Texas Instruments. It can be used in 3.3V power supply systems, USB devices, GPS systems, PoE systems, portable radios, audio systems, cellular phone baseband, and other power management applications. It has an ultra-low noise of 150 µVrms, a low quiescent current of 4.5mA and an efficiency of up to 80%. The device is designed to provide a stable output voltage with a low dropout voltage of 175mV at 300mA load current and a fast transient response.

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