TLE46782LDXUMA1

Current - Output:	200mA
Supplier Device Package:	PG-TSON-10
Package / Case:	10-TFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity, Short Circuit
Control Features:	Reset, Watchdog
PSRR:	65dB (100Hz)
Current - Supply (Max):	6mA
Current - Quiescent (Iq):	80µA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	0.3V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	45V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to TLE46782LDXUMA1

The TLE46782LDXUMA1 is a monolithic integrated circuit designed by Infineon Technologies, formerly known as Siemens Semiconductor Group. It is a step-up DC/DC converter integrated with a Low-DropOut linear voltage regulator that can adjust the output voltage of 5V to 24V with a high degree of accuracy and stability. At the same time, it can provide high peak load current output and some protection features, such as overcurrent protection, overvoltage protection and thermal shutdown. This makes it a very useful and reliable solution for applications such as automotive, battery operated equipment and other applications that require high efficiency and high voltage.

What is a PMIC – Voltage Regulator – Linear?

A PMIC (Power Management Integrated Circuit) – Voltage Regulator – Linear is an integrated circuit (IC) which helps to control the voltage output of an electronic circuit. Unlike a non-linear regulator, which outputs a varying amount of voltage as determined by the input, a linear regulator is capable of providing a consistent output voltage to the circuit that it is regulating. Linear regulators are ideal for applications where stable voltage levels are required, such as in telecommunications, computers and audio systems. PMICs like the TLE46782LDXUMA1 integrate the voltage regulator and other features such as overvoltage protection and other safety features into a single IC. This helps to decrease overall size, cost and complexity of the system and make it more suitable for use in portable applications.

TLE46782LDXUMA1 Application Field and Working Principle

The TLE46782LDXUMA1 is designed for applications where a stable tapped power supply is required with high efficiency and within a wide output voltage range (from 5V to 24V). It is suitable for automotive applications where a low battery voltage is expected during periods of heavy load and high efficiency is desired. It can also be used for other battery operated devices, such as mobile phones, laptops, mp3 players and other portable electronic systems where size, weight and efficiency are important parameters. The device consists of a main power train, a control loop and two power switches. The main power train consists of the step-up DC/DC converter and the Low-DropOut linear regulator. The step-up converter boosts the voltage of the battery to a desired level and the Low-DropOut linear regulator ensures that the desired voltage stays regulated regardless of the current load. The two power switches are used to control the current flow and to prevent overload situations.The control loop consists of a feedback loop and an active-load switch. The feedback loop is used to measure the output voltage of the TLE46782LDXUMA1 and detect any sudden changes in the voltage. The active-load switch is used to sense the load current and adjust the output voltage accordingly. This helps to ensure that the desired voltage is always maintained and that the device is always operating at its maximum efficiency.

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