The TLE7273-2 is a monolithic integrated circuit designed for automotive applications, specifically as a voltage regulator. Manufactured by Infineon Technologies, it provides a stable and regulated voltage supply for microcontrollers and other electronic components in harsh automotive environments.

Applications

• Automotive ECUs (Electronic Control Units): Provides a stable voltage supply for various control units such as engine control, transmission control, and body control modules.
• Automotive Sensors: Powers sensors used for measuring temperature, pressure, and other parameters.
• Automotive Lighting Systems: Supplies regulated voltage for LED drivers and other lighting components.
• Automotive Infotainment Systems: Provides power to audio amplifiers, displays, and navigation systems.
• Industrial Control Systems: General-purpose voltage regulation in industrial applications.

Features

• Wide Input Voltage Range: Operates with a wide range of input voltages, typically from 3.0V to 45V.
• Low Dropout Voltage: Maintains stable output voltage even with low input voltage levels.
• Output Voltage Accuracy: Provides a precise and stable output voltage.
• Overcurrent Protection: Protects the regulator and connected circuits from overcurrent conditions.
• Overtemperature Protection: Shuts down the regulator in case of excessive temperature.

Benefits

• Stable Power Supply: Ensures reliable operation of electronic components in automotive systems.
• Enhanced System Reliability: Protection features prevent damage from overcurrent and overtemperature conditions.
• Simplified Design: Integrated features reduce the need for external components.
• Compact Size: Small package size allows for space-saving installation.
• Automotive Qualified: Meets the stringent requirements for automotive applications.

The TLE7273-2 includes various protection features such as short-circuit protection, overvoltage protection, and reverse polarity protection, ensuring robust and reliable operation in harsh automotive conditions. It also features a low quiescent current, minimizing power consumption when the regulator is in standby mode.

Technical Specifications:

• Input Voltage Range: 3.0V to 45V
• Output Voltage: 5V (typical)
• Output Current: Up to 300mA
• Quiescent Current: Typically 30µA
• Dropout Voltage: Typically 400mV at 100mA
• Operating Temperature: -40°C to +150°C
• Package Type: PG-SCT595-5

The TLE7273-2 is a highly reliable and efficient voltage regulator specifically designed for automotive applications. Its comprehensive protection features and stable performance make it an ideal choice for powering sensitive electronic components in vehicles.