TPS74401EVM-118

Series:	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Channels per IC:	1 - Single
Moisture Sensitivity Level (MSL):	--
Voltage - Output:	1.2V
Current - Output:	3A
Voltage - Input:	1.3 V ~ 5.25 V
Regulator Type:	Positive Adjustable
Board Type:	Fully Populated
Supplied Contents:	Board(s)
Utilized IC / Part:	TPS74401

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## IntroductionThe TPS74401EVM-118 is an evaluation board for the TI TPS74401 linear voltage regulator family. This family of linear voltage regulators is capable of converting AC or DC input voltage to an adjustable stable output voltage with high accuracy. The evaluation board is designed to help engineers evaluate the performance of this regulator, and can be used for applications such as switching power supplies, LED lighting systems, and motor control systems.## Features* High Efficiency: The TPS74401EVM-118 evaluation board is capable of producing low voltage output with high efficiency. The TPS74401 linear voltage regulator family features up to 96% efficiency and can save up to 75% power compared to standard linear regulators. * Wide Input Range: The TPS74401EVM-118 evaluation board has a wide input voltage range of 4.5 to 36V, allowing it to be used in a variety of different applications.* High Power Capacity: The TPS74401EVM-118 evaluation board has a high power capacity of up to 15 watts, making it suitable to power high current applications.* Low Dropout Voltage: The TPS74401EVM-118 evaluation board features a low dropout voltage of just 1 Volt, giving it improved load regulation and long-term stability.* Current Limiting and Overvoltage Protection: The TPS74401EVM-118 evaluation board has built-in current limiting and overvoltage protection which prevents damage to the external circuit connected to the board.## Application FieldThe TPS74401EVM-118 evaluation board can be used in a variety of different applications including:* Switching Power SuppliesThe TPS74401EVM-118 evaluation board is an ideal solution for switching power supplies in automotive, industrial, and consumer applications. * LED Lighting SystemsThe board can be used to design LED lighting systems with improved power efficiency and long-term reliability.* Motor Control SystemsThe TPS74401EVM-118 evaluation board can be used to develop motor controllers which are capable of producing low output voltages with high efficiency.## Working PrincipleThe TPS74401EVM-118 evaluation board is powered by a TPS74401 linear voltage regulator family integrated circuit (IC). This IC is capable of converting an AC or DC input voltage to an adjustable stable output voltage with high accuracy. The TPS74401 IC operates by utilizing a voltage control loop which continuously monitors the output voltage and adjusts it accordingly. The voltage control loop consists of an error amplifier and an error correction circuit. The error amplifier senses the output voltage of the system and compares it to a reference voltage. If there is any discrepancy between the two, the error amplifier generates an error signal which is sent to the error correction circuit. The error correction circuit then regulates the current to the output.The voltage control loop is adjustable so that the output voltage can be changed to meet the requirements of different applications. The TPS74401EVM-118 evaluation board also has built-in current limiting and overvoltage protection for improved reliability and safety.## ConclusionThe TPS74401EVM-118 evaluation board is an ideal solution for engineers who are looking for an adjustable linear voltage regulator. This board is capable of producing low voltage output with high efficiency and features a wide input voltage range, high power capacity, and low dropout voltage. The TPS74401EVM-118 evaluation board can be used for applications such as switching power supplies, LED lighting systems, and motor control systems.

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