LP3963ES-1.8/NOPB

Current - Output:	3A
Base Part Number:	LP3963
Supplier Device Package:	DDPAK/TO-263-5
Package / Case:	TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Short Circuit
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	15mA
Current - Quiescent (Iq):	9mA
Series:	--
Voltage Dropout (Max):	1.2V @ 3A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	7V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tube

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Introduction
The LP3963ES-1.8/NOPB is an innovative voltage regulator, which is designed for a variety of electronic applications. This regulator, designed and manufactured by Texas Instruments, is a low-voltage linear power management integrated circuit (PMIC). It features a slew-rate limiting to reduce output ripple voltage and a very low operating current for improved energy efficiency. With its high efficiency, the This regulator offers excellent performance for a wide range of DC output voltages and currents.Application Field
The LP3963ES-1.8/NOPB is ideal for a wide range of applications, including automotive and industrial electronics, power supplies, and portable or wearable equipment. It supports adjustable output voltages from 0.8V to 5V and current loads up to 2A and provides fast transient response and low noise. Furthermore, its low operating current makes the LP3963ES-1.8/NOPB highly energy efficient and well suited to applications where long battery life is a priority.The LP3963ES-1.8/NOPB is built with a high power capability, a pulse-width modulated (PWM) architecture, and an internally compensated error amplifier. The voltage regulator also has an enable pin that can be used to enable or disable the device without affecting the output voltage. This feature allows for a more efficient power management in devices with multiple power supplies.Working Principle
At its core, the LP3963ES-1.8/NOPB is a voltage regulator designed to control the output voltage at a specific level. The voltage regulator features internal voltage referencing, a feedback loop, and an error amplifier that compares the output voltage with the internal reference.When the output voltage exceeds the voltage reference, the error amplifier increases the power to the pass element and the output voltage is reduced. When the output voltage is lower than the reference, the error amplifier reduces the power to the pass element and increases the output voltage. This process is continuously repeated to ensure that the output voltage is stable and within the set voltage range.The output of the voltage regulator is connected to a load or device. The user can adjust the output voltage of the device by adjusting the reference voltage. This allows users to switch between different output voltages and ensure that the voltage is stable at the desired level.Finally, the LP3963ES-1.8/NOPB features a slew-rate limiting that reduces the output ripple voltage and ensures noise-free operation. This feature ensures optimal performance and eliminates the need for an external filter.Conclusion
In conclusion, the LP3963ES-1.8/NOPB is a low-voltage linear voltage regulator that is ideal for automotive and industrial systems, power supplies, and portable equipment. This voltage regulator offers adjustable output voltage ranges from 0.8V to 5V and current loads up to 2A and features an internal voltage reference, a feedback loop, and an error amplifier for stable operation. Furthermore, its slew-rate limiting reduces output ripple voltage for better performance and improved energy efficiency.

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