LM2941T

Current - Output:	1A
Base Part Number:	LM2941
Supplier Device Package:	TO-220-5
Package / Case:	TO-220-5
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Temperature, Reverse Polarity, Short Circuit
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	15mA
Current - Quiescent (Iq):	10mA
Series:	--
Voltage Dropout (Max):	1V @ 1A
Voltage - Output (Max):	20V
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	26V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Not For New Designs
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

LM2941T Application Field and Working Principle

PMIC - Voltage Regulators - LinearLinear voltage regulators can be found in almost every electronic device. They play a significant role in the functionality of the electrical circuits of those devices. The LM2941T is one example of a linear voltage regulator, and this article will explain its applications, working principle and how it works.The LM2941T is a low dropout (LDO) linear adjustable voltage regulator. It is designed to provide a regulated voltage output with a maximum load current of 3A. The LM2941T offers an extremely wide input voltage range of 1.21V to 37V, making it suitable for a variety of applications, including automotive, industrial, and consumer electronics. Its extremely low quiescent current of <100µA is nearly independent of load current and input voltage, making it an ideal power source for battery-powered applications.The regulator has an adjustable output voltage range from 1.25V to 37V, and the output voltage can be adjusted by using an external resistive potential divider. The pin compatible version of this voltage regulator is the LM2941-N, which provides a fixed output voltage of 5V. The LM2941T includes a built-in thermal and overload protection features that protects the device from overload and excessive temperature. This protection feature trips the device off when the thermal sensor within the regulator reaches the maximum junction temperature of 175°C. The LM2941T is a low-cost, high-performance, monolithic integrated voltage regulator. It offers low dropout voltage, high output current and good noise characteristics. The internal power transistors are designed to provide low dropout voltage and high output current capability, while the inherently low noise level makes it ideal for most applications. The LM2941T is a very versatile voltage regulator and can be used for a variety of applications. It can be used for providing regulated power to microcontrollers, sensors, analog devices, and other electronic components. It can also be used for polarity protection when using a single power supply, as well as voltage level shifting and level conversion.The working principle of the LM2941T involves the use of two transistors. One is a series-connected Darlington NPN transistor, and the other is a shunt-connected enhancement-mode MOSFET. Both of these transistors are connected to the main output terminals. The Darlington NPN transistor acts as a sense element and is responsible for providing the required output voltage level. The MOSFET is connected in parallel with the Darlington transistor, and it provides the short circuit protection.The Darlington NPN transistor is connected such that its base current is proportional to the output voltage; as the output voltage increases, the base current also increases, reducing the base-emitter voltage and the collector-emitter current. This, in turn, reduces the output voltage. The MOSFET, on the other hand, protects the circuit from drawing excessive currents, and it also helps to reduce the output noise.The LM2941T is a great choice for applications that require low power consumption and low-noise operation. Its low dropout voltage, high output current capability, and built-in protection features make it an ideal regulator for a wide range of applications.

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

Part Number	Manufacturer	Price	Quantity	Description