Introduction to L78L05ABUTR
The L78L05ABUTR is a three-terminal voltage regulator IC developed by STMicroelectronics. It is designed to provide a fixed 5V output voltage with a maximum output current of 100mA. The L78L05ABUTR regulator is an ideal solution for low-power applications where a stable voltage supply is required.
Features
The L78L05ABUTR voltage regulator incorporates a range of features that contribute to its performance and reliability:
- Fixed Output Voltage: The regulator is designed to provide a fixed output voltage of 5V, making it ideal for low-power applications.
- Low Dropout Voltage: The regulator features a low dropout voltage of 1.7V at 100mA, enabling it to regulate the output voltage even when the input voltage is close to the output voltage.
- Short-Circuit Protection: The regulator includes built-in short-circuit protection, which limits the output current to a safe level in the event of a short circuit.
- Thermal Shutdown Protection: The regulator also includes thermal shutdown protection, which prevents the device from overheating and causing damage to the system.
- Wide Operating Temperature Range: The regulator is designed to operate in a wide temperature range of -40°C to 125°C, making it suitable for use in a variety of environments.
- RoHS Compliant: The regulator is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring environmental safety and compliance with regulatory requirements.
Specifications
The following table provides an overview of the key specifications for the L78L05ABUTR voltage regulator:
| Parameter | Value |
| Input Voltage Range | 7V to 35V |
| Output Voltage | 5V |
| Maximum Output Current | 100mA |
| Dropout Voltage | 1.7V at 100mA |
| Quiescent Current | 5mA |
| Operating Temperature Range | -40°C to 125°C |
| Short-Circuit Protection | Yes |
| Thermal Shutdown Protection | Yes |
| Package | SOT-89 |
Conclusion
The L78L05ABUTR voltage regulator from STMicroelectronics offers high performance and stability, making it an ideal choice for low-power applications. With its fixed output voltage of 5V, low dropout voltage, and built-in short-circuit and thermal shutdown protection, it provides a reliable voltage supply for a wide range of systems.
Whether you're designing a low-power consumer electronics device or an industrial control system, the L78L05ABUTR voltage regulator delivers the capabilities needed to meet your project requirements. With its wide input voltage range, low quiescent current, and RoHS compliance, it enables you to create innovative designs that excel in performance, reliability, and environmental safety.
STMicroelectronics provides a complete suite of development tools, including reference designs, evaluation boards, and software libraries, to support designers throughout the development process. These tools streamline the design process, allowing you to efficiently bring your projects to life.
To learn more about the L78L05ABUTR voltage regulator, refer to the datasheet and application note provided by STMicroelectronics. These resources offer detailed information on the regulator's specifications, electrical characteristics, and application details.
Choose the L78L05ABUTR voltage regulator for your low-power applications, and leverage its advanced features, stability, and low dropout voltage to create cutting-edge designs. With its exceptional performance and functionality, it empowers you to bring your ideas to life and drive innovation in the field of low-power electronics.
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