The TLE8201R is a monolithic integrated low-dropout voltage regulator manufactured by Infineon Technologies. It is designed to supply microcontrollers and other electronic components in automotive and industrial applications. This regulator features a wide input voltage range, low quiescent current, and various protection features, making it suitable for harsh environments.

Applications

• Automotive ECUs (Engine Control Units): Provides stable voltage supply for microcontroller-based engine management systems.
• Body Control Modules (BCMs): Powers various electronic modules in vehicle body systems.
• Industrial Control Systems: Supplies voltage for microcontrollers and sensors in industrial automation equipment.
• Power Supplies: Used as a post-regulator in power supply circuits.
• Microcontroller Power: Provides regulated power for embedded systems.

Features

• Low Dropout Voltage: Ensures stable output voltage even with low input voltage.
• Wide Input Voltage Range: Operates with a wide range of input voltages, making it suitable for automotive applications.
• Low Quiescent Current: Minimizes power consumption when the output is lightly loaded.
• Overcurrent Protection: Protects the regulator and the load from excessive current.
• Overtemperature Protection: Shuts down the regulator to prevent damage due to overheating.
• Reverse Polarity Protection: Protects the regulator from damage due to reverse polarity connection.
• Short Circuit Protection: Protects the regulator and load from short circuits.
• Fixed Output Voltage: Provides a stable and accurate output voltage.

Benefits

• Reliable Voltage Supply: Provides a stable and regulated voltage for sensitive electronic components.
• Protection against Fault Conditions: Prevents damage to the regulator and the load from various fault conditions.
• Energy Efficiency: Low quiescent current minimizes power consumption.
• Robust Design: Suitable for harsh automotive and industrial environments.
• Easy to Use: Requires minimal external components.

Additional Details

The TLE8201R typically provides a fixed output voltage of 5V or 3.3V with an output current of up to 400mA. It operates with an input voltage range of 6V to 45V. The device is available in a PG-DSO-8 package. The low dropout voltage ensures that the output voltage remains stable even when the input voltage drops close to the output voltage. The various protection features, such as overcurrent, overtemperature, and reverse polarity protection, enhance the reliability and robustness of the regulator in demanding applications. The TLE8201R is designed to meet the stringent requirements of automotive and industrial applications, providing a reliable and efficient voltage supply for electronic components.