STMicroelectronics L4931A35 Low Drop Voltage Regulator

The L4931A35 from STMicroelectronics is a robust, low dropout voltage regulator designed to deliver a stable output with a low voltage drop. This high-performance component is ideal for battery-powered devices, automotive applications, and any system where energy efficiency is a priority. With a fixed output voltage of 3.5V, it can deliver up to 250 mA of output current, ensuring reliable operation for a wide range of electronic devices.

Key Features:

• Low Dropout Voltage: The L4931A35 boasts a very low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage. This feature is particularly beneficial for prolonging battery life in portable devices.
• Output Current: Capable of providing up to 250 mA, this regulator can support a variety of low-power applications without compromising performance.
• Fixed Output Voltage: A stable 3.5V output voltage is maintained, which is critical for consistent device operation.
• Thermal Overload Protection: The built-in thermal overload protection automatically shuts down the regulator to prevent damage from overheating, enhancing the product's longevity and reliability.
• Short Circuit Protection: In the event of a short circuit, the L4931A35 is protected from damage, ensuring the safety of both the regulator and the device it powers.
• Low Quiescent Current: The quiescent current is minimized, further improving the energy efficiency of the overall system.

Applications:

• Portable and battery-powered devices
• Automotive electronics
• Microcontroller power supply
• Power management in mobile phones
• Peripheral drivers

The L4931A35's combination of low dropout performance, thermal and short circuit protection, and low quiescent current make it a versatile choice for designers looking to optimize power consumption while maintaining stable operation. Whether used in consumer electronics or automotive systems, the L4931A35 from STMicroelectronics is a reliable solution for efficient voltage regulation.