The TLE4209G is a monolithic integrated low-dropout voltage tracker manufactured by Infineon Technologies. It is designed for use in automotive and industrial applications where a stable and regulated voltage supply is required. This voltage tracker offers features like overcurrent protection, reverse polarity protection, and overtemperature protection, ensuring robust and reliable operation.

Applications

• Automotive electronic control units (ECUs)
• Industrial automation systems
• Microcontroller power supplies
• Sensor power supplies
• Battery-powered devices

Features

• Low dropout voltage: Provides stable output voltage even with low input voltage.
• Overcurrent protection: Protects the device from excessive current draw.
• Reverse polarity protection: Prevents damage from incorrect power supply connections.
• Overtemperature protection: Shuts down the device in case of overheating.
• Wide input voltage range: Supports a variety of input voltage sources.
• Adjustable output voltage: Allows customization to specific application requirements.
• Low quiescent current: Minimizes power consumption.

Benefits

• Improved system reliability: Robust protection features prevent damage and ensure stable operation.
• Enhanced performance: Low dropout voltage and stable output voltage provide consistent performance.
• Simplified design: Integrated features reduce the need for external components.
• Reduced power consumption: Low quiescent current minimizes battery drain.
• Versatile application: Adjustable output voltage allows use in various systems.

Technical Specifications

• Input Voltage Range: Typically 5V to 45V.
• Output Voltage: Adjustable, typically 5V or 3.3V.
• Output Current: Up to 150mA.
• Dropout Voltage: Typically 0.2V at rated current.
• Quiescent Current: Typically 50µA.
• Operating Temperature Range: -40°C to +150°C.
• Package: PG-TO252-5

The TLE4209G is a highly reliable and versatile voltage tracker suitable for a wide range of automotive and industrial applications.