STMicroelectronics

ST1L05APU33R

ST1L05APU33R Description

The ST1L05APU33R is a high-performance linear voltage regulator manufactured by STMicroelectronics. This device is designed to provide a stable 3.3V output with a maximum current of 1.3A, making it ideal for a wide range of applications. With a fixed output voltage and a single regulator, the ST1L05APU33R offers a reliable and efficient power solution.

ST1L05APU33R Features

• Technical Specifications:

  • Output Type: Fixed
  • Voltage - Input (Max): 7V
  • Current - Output: 1.3A
  • Number of Regulators: 1
  • Output Configuration: Positive
  • Voltage - Output (Min/Fixed): 3.3V
  • Voltage Dropout (Max): 0.5V @ 1.3A
  • Current - Quiescent (Iq): 650 µA
  • PSRR: 65dB (120Hz)

• Performance Benefits:

  • REACH Unaffected and ROHS3 Compliant, ensuring environmental safety and regulatory compliance
  • Moisture Sensitivity Level (MSL) 1, allowing for unlimited storage time before reflow soldering
  • Operating Temperature: 0°C ~ 125°C, making it suitable for a wide range of environments
  • Protection Features: Over Current and Over Temperature, ensuring device safety and reliability

• Unique Features and Advantages:

  • High PSRR of 65dB at 120Hz for excellent noise rejection
  • Low voltage dropout of 0.5V at 1.3A, ensuring efficient power delivery even under load
  • Surface Mount packaging for easy integration into compact designs

ST1L05APU33R Applications

The ST1L05APU33R is ideal for applications where a stable and efficient power supply is critical. Some specific use cases include:

• Portable Electronics: Due to its low quiescent current and small form factor, it is perfect for battery-powered devices like smartphones, tablets, and wearables.
• Industrial Equipment: Its wide operating temperature range and robust protection features make it suitable for industrial control systems and automation equipment.
• Automotive Applications: The ST1L05APU33R can be used in automotive electronics for providing stable power to various components, such as infotainment systems and sensors.

Conclusion of ST1L05APU33R

The ST1L05APU33R from STMicroelectronics is a reliable and efficient linear voltage regulator that offers a fixed 3.3V output with a maximum current of 1.3A. Its unique features, such as high PSRR, low voltage dropout, and robust protection features, make it an excellent choice for a wide range of applications, including portable electronics, industrial equipment, and automotive systems. With its REACH unaffected and ROHS3 compliant status, the ST1L05APU33R is not only a high-performance solution but also an environmentally responsible one.