TLE9471ESV33

The TLE9471ESV33 is an integrated power supply system-on-chip (SoC) designed by Infineon Technologies. It is part of the TLE94xx family, aimed primarily at automotive applications. This SoC is equipped with multiple voltage regulators, including a 3.3V output, making it suitable for powering microcontrollers and other peripheral devices within automotive systems. The TLE9471ESV33 offers a robust feature set that includes low dropout voltage regulators, a watchdog timer, and diagnostic capabilities to ensure reliability and safety, which are crucial in automotive environments.
Furthermore, it supports various protection mechanisms such as over-temperature protection, short-circuit protection, and under-voltage lockout, enhancing the durability and resilience of the system. The compact design and its compliance with automotive standards make it an ideal choice for car body applications, like window lifters, seat control, and other body control modules. Its integration helps in reducing the overall system cost and footprint by minimizing the need for external components.

The TLE9471ESV33 is a versatile automotive power supply system IC designed for microcontroller applications. It features a highly efficient DC-DC buck converter capable of delivering up to 2.6A with an adjustable output voltage. The IC integrates a 5V/3.3V low-dropout (LDO) voltage regulator for powering microcontrollers and other peripherals. It includes multiple safety and protection mechanisms, such as overcurrent protection, overtemperature shutdown, and undervoltage lockout to ensure reliable operation in automotive environments.
Additionally, the TLE9471ESV33 supports low power modes, which help reduce power consumption in standby conditions, making it suitable for battery-operated applications. It provides a power-on reset generator and a watchdog timer to enhance system reliability. The IC also features a serial peripheral interface (SPI) for configuration and diagnostics, allowing for easy integration and communication with microcontrollers. Its compact design and robust performance make it ideal for various automotive applications, including body control modules and gateway modules.

The TLE9471ESV33 is packaged in a PG-DSO-14 exposed pad package, which is a thermally enhanced dual small outline package with 14 pins. This package type is designed to offer efficient heat dissipation and compact dimensions for automotive and industrial applications.

The TLE9471ESV33 is an automotive-grade power supply system IC from Infineon Technologies, designed for automotive applications. It comes in a VQFN-48 package, meaning it has 48 pins.
The TLE9471ESV33 serves as a multi-channel power supply IC with several key functions:
1. Voltage Regulation: It provides a stable output voltage which is crucial for microcontrollers and other digital components in automotive systems.
2. CAN Transceiver: It includes an integrated CAN (Controller Area Network) transceiver, essential for automotive communication networks.
3. System Protection: It offers multiple protection features such as over-temperature, over-current, and short-circuit protection to ensure safety and reliability.
4. Energy Efficiency: It incorporates low-power modes to reduce energy consumption when the system is idle.
5. SPI Interface: It features an SPI (Serial Peripheral Interface) for configuration and diagnostics, allowing easy integration and communication with other system components.
These features make the TLE9471ESV33 suitable for use in robust and reliable automotive electronics systems.

The TLE9471ESV33 is manufactured by Infineon Technologies AG. Infineon is a German semiconductor manufacturer known for producing a wide range of semiconductor solutions, including microcontrollers, sensors, and power management ICs. The company is a major player in the electronics industry, providing components for automotive, industrial, communications, and consumer applications. Infineon is recognized for its focus on energy efficiency, mobility, and security in its products, and it operates globally, serving a broad array of sectors with advanced semiconductor technologies.

The TLE9471ESV33 is commonly used in automotive applications, particularly in engine management, transmission control, and powertrain systems. It serves as a power supply solution for microcontrollers and other systems requiring a stable voltage. Additionally, it is used in body control modules and infotainment systems, providing voltage regulation and protection features to ensure reliable operation in harsh automotive environments.

The TLE9471ESV33 is a multi-channel power supply IC for automotive applications. Equivalent products may include the NXP MC33901, Texas Instruments' TPS65320, and ON Semiconductor's NCV series, like the NCV8770, depending on the specific requirements such as voltage, current, and feature set. Always verify the specifics like pin compatibility, features, and performance when considering alternatives.