TLE4275G

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TLE4275G

+Nomenclature

FIXED POSITIVE LDO REGULATOR

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Spécifications

Attribut Valeur
Package Bulk
Series Automotive, AEC-Q100
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 42V
Voltage-Output(Min/Fixed) 5V
VoltageDropout(Max) 0.5V @ 300mA
Current-Output 450mA
Current-Quiescent(Iq) 220 µA
Current-Supply(Max) 22 mA
PSRR 60dB (100Hz)
ControlFeatures Reset
ProtectionFeatures Antisaturation, Over Current, Over Temperature, Reverse Polarity, Short Circuit
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA

Présentation

Description

The TLE4275G is a low-dropout (LDO) voltage regulator designed for automotive and industrial applications. Manufactured by Infineon Technologies, it provides a fixed output voltage of 5V with a maximum output current of 450 mA. The device is known for its high accuracy, low dropout voltage, and robust protection features, making it suitable for sensitive electronic systems.
Key features include:
1. Low Dropout Voltage: Ensures efficient operation even at low input-to-output voltage differentials.
2. Protection Mechanisms: Includes short-circuit protection, overtemperature shutdown, and reverse polarity protection.
3. Quiescent Current: Offers low quiescent current, enhancing efficiency and performance in battery-powered applications.
4. Stability: Ensured with the requirement of an external capacitor, providing a stable voltage output.
5. Automotive Compliance: Meets industry standards for automotive applications, including AEC-Q100 qualification.
The TLE4275G is housed in a PG-TO263-5 package, which is conducive for heat dissipation, essential for maintaining performance and reliability in demanding environments. Ideal for applications like microcontroller power supply, sensor modules, and other automotive electronics.

Equivalent

The TLE4275G is a linear voltage regulator often used in automotive applications. Equivalent products include:
1. LM2937 by Texas Instruments
2. L78M05 by STMicroelectronics
3. NCP7805 by ON Semiconductor
4. UA7805 by Texas Instruments
These devices share similar functionality, providing stable output voltages, but ensure to compare specific requirements such as voltage, current ratings, and package type to match your application's needs.

Features

The TLE4275G is a linear voltage regulator designed for automotive applications. It features a fixed 5V output voltage with a maximum output current of 450 mA. The device is equipped with short-circuit protection and thermal shutdown capabilities to ensure reliability and safety. Its low dropout voltage, typically around 250 mV at 300 mA, makes it suitable for applications with low headroom between input and output voltage.
The TLE4275G also offers excellent line and load regulation, ensuring stable performance under varying conditions. It includes an integrated reset function with an adjustable reset delay time, useful for microcontroller applications. The device operates within an input voltage range of 5.5 V to 42 V, accommodating transient conditions common in automotive environments.
Housed in a PG-TO263-5 package, the TLE4275G provides good thermal performance. It meets AEC-Q100 qualification, affirming its suitability for automotive use. The regulator is designed for applications such as microcontroller power supplies, sensor systems, and other circuits requiring stable 5V power.

Pinout

The TLE4275G is a linear voltage regulator designed for automotive applications. It typically comes in a TO-252-5 or PG-TO252-5 package and has 5 pins. Here is a brief overview of its pin functions:
1. Input (Pin 1): This pin is connected to the input voltage supply. It provides the regulator with the necessary input voltage to produce a regulated output.
2. GND (Pin 2): This is the ground pin. It must be connected to the system ground to ensure proper operation of the device.
3. Output (Pin 3): This pin provides the regulated output voltage. It is connected to the load that requires a stable voltage supply.
4. Enable (Pin 4): This pin serves as an enable or shutdown control. Pulling this pin high enables the regulator output, while pulling it low puts the device in a low-power shutdown mode.
5. Reset (Pin 5): This pin is used for a reset function. It typically drives an external reset circuit to signal when the output voltage is below a certain threshold, ensuring that the microcontroller or other ICs are properly reset during power-on or brown-out conditions.
The TLE4275G is commonly used for its robust performance and reliability in automotive environments.

Manufacturer

The TLE4275G is manufactured by Infineon Technologies. Infineon is a German semiconductor manufacturer that specializes in designing and producing a wide range of semiconductor products, including microcontrollers, sensors, and power management solutions. The company is known for its focus on automotive, industrial, and security applications, providing innovative products that enhance energy efficiency, connectivity, and security. As a leading player in the semiconductor industry, Infineon Technologies has a global presence and serves a diverse set of markets.

Application

The TLE4275G is a linear voltage regulator commonly used in automotive applications. Its primary function is to provide a stable 5V output from a varying input voltage, making it suitable for powering microcontrollers, sensors, and other electronic components in vehicles. The regulator's robust design ensures reliable operation under harsh environmental conditions, such as extreme temperatures and voltage fluctuations typical in automotive systems. Additionally, the TLE4275G is used in industrial and consumer electronics where a stable 5V power supply is needed. Its features, such as low dropout voltage and short-circuit protection, make it versatile for various power management applications.

Package

The TLE4275G is a voltage regulator from Infineon Technologies, and it typically comes in a PG-TO252-3 package type. This package, also known as a DPAK, is designed for surface mounting on PCBs and is characterized by three leads with a tab for heat dissipation.

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