LP3996SDX-0833

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	2
Voltage - Input (Max):	6V
Voltage - Output (Min/Fixed):	0.8V, 3.3V
Voltage - Output (Max):	--
Voltage Dropout (Max):	0.22V @ 150mA, 0.55V @ 150mA
Current - Output:	150mA, 300mA
Current - Quiescent (Iq):	100µA
Current - Supply (Max):	170µA
PSRR:	58dB ~ 45dB, 70dB ~ 60dB (1kHz ~ 20kHz)
Control Features:	Enable
Protection Features:	Over Temperature, Short Circuit
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	10-WFDFN Exposed Pad
Supplier Device Package:	10-WSON (3x3)
Base Part Number:	LP3996

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Introduction

LP3996SDX-0833 is a linear three-terminal voltage regulator with a wide 6.5V to 33V input voltage range, making it suitable for different automotive, industrial and consumer applications. The low dropout voltage, fast transient response and low quiescent current of LP3996SDX-0833 makes it a versatile and efficient choice for applications where high reliability, small size, and cost-effectiveness count.

Application Fields of LP3996SDX-0833

The LP3996SDX-0833 can be used in a variety of automotive, industrial and consumer applications. These include automotive electronic systems, DC/DC converters, motor controllers, switch mode power supplies, portable media players, digital televisions and display systems. Its low dropout feature and fast transient response makes it suitable for applications that require a stable voltage supply under varying conditions. Additionally, its low quiescent current efficiency makes it ideal for applications that require long-term operational efficiency with minimal current consumption.

Working Principle of LP3996SDX-0833

The LP3996SDX-0833 is a three-terminal voltage regulator with a wide 6.5V to 33V input voltage range which makes it suitable for different automotive, industrial and consumer applications. It is based on an externally-compensated regulator topology, where the output voltage is accurately maintained by the constant-current feedback loop and an internal error amplifier. The output voltage can be adjusted by changing the voltage at the sense terminal and the effective resistance of the sense resistor. The LP3996SDX-0833 offers a low dropout and fast transient response, ensuring a fast and reliable regulation with minimal power losses. The output voltage is also adjustable using an external resistor and the sense terminal. As the power supply input is varied, the output voltage is automatically adjusted accordingly, and the fast transient response ensures that there are minimal deviations from the desired output voltage. Additionally, the LP3996SDx-0833 also offers an ultra-low quiescent current so that applications that require continuous long-term operation can operate efficiently and with minimal current loss.

Conclusion

LP3996SDX-0833 is a linear three-terminal voltage regulator which combines low dropout with fast transient response and low quiescent current, making it ideal for a wide variety of automotive, industrial, and consumer applications. The output voltage of the regulator can be accurately adjusted using an external resistor and the sense terminal, ensuring stable and reliable performance even under varying conditions. Furthermore, its ultra-low quiescent current ensures that applications that require long-term operation can do so with minimal current loss and better overall efficiency.

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