The TLE4260S is a monolithic integrated low-dropout voltage regulator from Siemens (now Infineon Technologies). It's designed to supply microprocessor systems and other automotive electronic components under the severe conditions of automotive applications. The regulator features overvoltage, reverse polarity, short circuit and overtemperature protection.

Applications

• Automotive ECU (Engine Control Unit) power supply.
• Automotive body control modules.
• Microcontroller power supply in automotive systems.
• Voltage regulation in harsh industrial environments.
• Power supply for sensors and actuators in automotive applications.
• Use in automotive infotainment systems.
• Use in truck and bus electronics.

Features

• Low Dropout Voltage: Provides a stable output voltage even with a low input voltage.
• Wide Input Voltage Range: Tolerates a broad range of input voltages, typical for automotive applications.
• Overvoltage Protection: Protects the regulator and connected circuitry from damage due to overvoltage conditions.
• Reverse Polarity Protection: Prevents damage from reversed input polarity.
• Short Circuit Protection: Protects the regulator from damage caused by short circuits on the output.
• Overtemperature Protection: Shuts down the regulator in case of excessive temperature to prevent damage.
• Enable Function: Allows for turning the regulator on and off.

Benefits

• Reliable Power Supply: Provides a stable and protected power supply for sensitive electronic components.
• Robust Design: Designed for the harsh conditions of automotive environments.
• Enhanced Protection: Integrated protection features enhance the reliability and longevity of the regulator and connected circuits.
• Space Saving: Compact package allows for easy integration into space-constrained designs.
• Simplified Design: Integrated features simplify circuit design and reduce component count.

Additional Details

The TLE4260S typically provides a regulated output voltage of 5V with a current capability of up to 200mA. The input voltage range is typically 6V to 45V, and it can withstand transient overvoltages up to 60V. The quiescent current is very low, typically a few microamperes in standby mode. The device is available in a small SO-8 package. The operating temperature range is -40°C to +150°C. It is compliant with automotive standards such as AEC-Q100. The TLE4260S is a robust and reliable choice for providing a stable power supply in automotive and industrial applications where reliability and protection are critical. Always refer to the datasheet for the most accurate and up-to-date specifications and application guidelines.