LP2954AIS/NOPB

Current - Output:	250mA
Base Part Number:	LP2954
Supplier Device Package:	DDPAK/TO-263-3
Package / Case:	TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	33mA
Current - Quiescent (Iq):	150µA
Series:	--
Voltage Dropout (Max):	0.8V @ 250mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	30V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

IntroductionLP2954AIS/NOPB, also known as LP2954AIS/NOPB Voltage Regulator, is a linear voltage regulator integrated circuit (IC) designed to support up to 1,000mA output current and up to 3V voltage drop. It is a three-terminal, positive voltage regulator designed to drop negative voltage and regulate the output voltage. LP2954AIS/NOPB has excellent regulation linearity and temperature-coefficient stability and incorporates overcurrent and short circuit protection as well as Thermal Shutdown and Over Voltage protection which protect against over voltage faults.Application FieldsLP2954AIS/NOPB is one of the most popular voltage regulators used in a variety of applications. It is widely used for many different types of applications, such as personal computers, peripherals, cellphones, tablet computers, marine electronics, portable medical products and many others. It can be used in general-purpose point of load (PoL) and point-of-system applications such as automotive audio and electronic instrumentation, as a supply voltage decoupling and stabilization, in DC-DC buck and boost converters, or as a battery management system. LP2954AIS/NOPB is offered in SOIC and DIP packages, which make it suitable for a variety of board designs. Its fast transient response and low quiescent current make LP2954AIS/NOPB suitable for power saving mode applications.Working PrincipleLP2954AIS/NOPB voltage regulator is a three-terminal, positive voltage regulator designed to drop negative voltage and regulate the output voltage. It has two main components - an error amplifier and an output transistor. The error amplifier is used to detect the difference between the input and output voltages, and to adjust the voltage on the 1.25V reference terminal, based on the difference between the input and output voltages. The output transistor is used to regulate the output voltage by modulating the input current. The output voltage is determined by the voltage at the 1.25V reference terminal and is set by an external resistor divider (R1 and R2). When the voltage at the output terminal is higher than the reference voltage, the output transistor modulates the input current to reduce the output voltage. A decrease in the output current causes the output voltage to rise, so the output transistor modulates the input current to increase the output voltage. This process repeats itself as the environmental temperature or load changes until the output voltage is stabilized.LP2954AIS/NOPB has excellent regulation linearity and temperature-coefficient stability and incorporates overcurrent and short circuit protection as well as Thermal Shutdown and Over Voltage protection which protect against over voltage faults. It is offered in SOIC and DIP packages, which make it suitable for a variety of board designs. Its fast transient response and low quiescent current make LP2954AIS/NOPB suitable for power saving mode applications.ConclusionLP2954AIS/NOPB is a linear voltage regulator integrated circuit (IC) designed to support up to 1,000mA output current and up to 3V voltage drop. It is one of the most popular voltage regulators used in a variety of applications due to its excellent linearity, temperature-coefficient stability, and over voltage protection. It can be used in general-purpose applications such as automotive audio and electronic instrumentation, as a supply voltage decoupling and stabilization, in DC-DC buck and boost converters, or as a battery management system. LP2954AIS/NOPB is offered in SOIC and DIP packages, which make it suitable for a variety of board designs. Its fast transient response and low quiescent current make LP2954AIS/NOPB suitable for power saving mode applications.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description