The TLE42754 is a monolithic integrated low-dropout voltage regulator from Infineon Technologies. This regulator is designed to provide a stable and regulated voltage supply for automotive and industrial applications. It features a wide input voltage range, low quiescent current, and various protection features, making it suitable for harsh environments and demanding applications.

Applications

• Automotive engine control units (ECUs)
• Body control modules (BCMs)
• Industrial control systems
• Microcontroller power supplies
• General-purpose voltage regulation

Features

• Low-dropout voltage regulator
• Wide input voltage range
• Low quiescent current
• Overvoltage protection
• Short-circuit protection
• Overtemperature protection
• Reverse polarity protection

Benefits

• Stable and reliable voltage supply
• Extended battery life in automotive applications
• Protection against electrical faults
• Robust performance in harsh environments
• Simplified system design

Additional Details

The TLE42754 typically provides a fixed output voltage of 5V with a current capability of up to 450mA. It is designed to operate with input voltages ranging from approximately 6V to 42V. The low dropout voltage allows the regulator to maintain a stable output voltage even when the input voltage is close to the output voltage. The quiescent current is kept low to minimize power consumption, especially during idle periods. Protection features such as overvoltage, short-circuit, and overtemperature protection ensure the regulator's survival and prevent damage to the connected load. Reverse polarity protection prevents damage in case of accidental reversed connections. The TLE42754 is available in various packages, such as PG-TO252-5, and is designed for surface mount assembly. Consult the manufacturer's datasheet for precise electrical characteristics, thermal performance, and application guidelines. The device is specifically designed to meet the stringent requirements of automotive applications, including tolerance to voltage transients and extreme temperatures. Its robust design and protection features make it a reliable choice for powering sensitive electronic components in automotive and industrial environments.