TLE4473GV53NT

Current - Output:	300mA, 180mA
Supplier Device Package:	PG-DSO-12-11
Package / Case:	12-BSOP (0.295", 7.50mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C
Protection Features:	Over Current, Over Temperature, Short Circuit, Transient Voltage
Control Features:	Inhibit, Reset, Watchdog
PSRR:	65dB (100Hz), 65dB (100Hz)
Current - Supply (Max):	20mA
Current - Quiescent (Iq):	265µA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V, 5V
Voltage - Input (Max):	42V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

TLE4473GV53NT is a part of the voltage regulator family of the PMIC (Power Management IC) solutions offered by Texas Instruments. It is particularly a linear voltage regulator that is designed to provide improved performance and functionality in different scenarios. The TLE4473GV53NT is a high power, low dropout, low noise and fast response voltage regulator which enables efficient power supply design. It has up to 1.5A of output current, excellent transient load capability and improved thermal performance.

Application field

The TLE4473GV53NT is used in different applications where the system power-off time is the most important requirement. The TLE4473GV53NT is used to provide a very fast transient response and increased input voltage range, making it ideal for systems that need large current events. This voltage regulator can be used in applications such as medical, industrial, battery-powered, telecommunications, automotive and others. It is also used in many different on-board supplies such as 10V, 12V and 24V. The TLE4473GV53NT can also be used in microcontroller power supply system as it offers fast transient response and negligible dropout.

Working principle

The TLE4473GV53NT voltage regulator works with a principle of constant voltage and constant current. It is built with an input power circuit and an output driver circuit, which are connected in series. On the input side, the voltage regulator has integrated protection from over-voltage, over-current and reverse polarity protection. This ensures that the voltage regulator does not experience damage due to over-voltage or current. On the output side, the TLE4473GV53NT voltage regulator contains a shunt voltage regulator which works with a preset voltage setpoint. Once the setpoint is reached, the power will be shut off and the system can operate with absolute safety. The output is also equipped with a current limit which is adjustable. This allows the voltage regulator to operate safely without damaging the components.

The TLE4473GV53NT voltage regulator also includes various protection features such as over-temperature protection, over-voltage protection, overload protection and reverse-battery protection. These features provide added safety and prevent any accidental damage to the device or components. The TLE4473GV53NT voltage regulator is also designed with advanced low dropout technology which helps reduce the power dissipation and improves the efficiency of the device.

Conclusion​

The TLE4473GV53NT voltage regulator is a versatile and reliable voltage regulating system suitable for a wide range of applications. It is equipped with advanced low dropout technology which helps reduce power consumption and improves power efficiency. The device also features other protection features such as over-temperature protection, over-voltage protection, overload protection and reverse battery protection. These features provide the user with added safety and reliability. The TLE4473GV53NT voltage regulator has a wide input voltage range and fast transient response, making it suitable for high current events and microcontroller power supply systems.

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