The L4931ABD35-TR from STMicroelectronics is a highly reliable, low drop voltage regulator designed to deliver a stable and clean power supply. This component is particularly suitable for battery-powered devices, automotive applications, and other systems where power efficiency and voltage stability are critical.

Key Features

• Low Dropout Voltage: The L4931ABD35-TR offers an exceptionally low dropout voltage, which ensures efficient operation even when the input voltage is very close to the output voltage, thus maximizing battery life.
• Output Voltage: This regulator provides a fixed output voltage of 3.5V, which is ideal for powering low-voltage electronics.
• High Output Current: Capable of delivering up to 250 mA, this device can support a wide range of applications that require a moderate amount of current.
• Low Quiescent Current: Its low quiescent current consumption contributes to the overall efficiency, making it an excellent choice for portable and battery-operated devices.
• Thermal Overload Protection: The built-in thermal protection feature prevents the regulator from overheating, thereby ensuring long-term reliability and safety.
• Short Circuit Protection: The L4931ABD35-TR is equipped with short circuit protection, which safeguards the device and the load from potential damage due to excessive current.

Applications

The L4931ABD35-TR is versatile and can be used in a variety of applications. It is especially well-suited for:

• Automotive electronics
• Battery-powered equipment
• Portable devices
• Microcontroller power supply
• Low-power instrumentation

Package and Quality

The device is available in a compact DFN8 (3x3mm) package, which is ideal for space-constrained applications. The L4931ABD35-TR is also fully RoHS compliant and manufactured to meet the highest quality and reliability standards of STMicroelectronics.

Conclusion

With its combination of low dropout performance, robust protection features, and high reliability, the L4931ABD35-TR voltage regulator from STMicroelectronics is an excellent power management solution for a wide range of electronic applications.