STMicroelectronics L5981TR Power Management IC

The L5981TR from STMicroelectronics is a versatile and efficient power management integrated circuit (PMIC) designed to deliver a high level of performance for a diverse range of applications. This step-down switching regulator is particularly suited for embedded systems that require a compact, high-efficiency power solution.

Key Features:

• Adjustable Output Voltage: The L5981TR offers an adjustable output voltage range, which can be set from 0.6 V to the input voltage, providing design flexibility for various system requirements.
• High Efficiency: With its advanced design, the L5981TR ensures high efficiency at different load conditions, making it an ideal choice for battery-powered devices where power conservation is critical.
• Wide Input Voltage Range: The device supports a broad input voltage range, accommodating various power sources and making it adaptable to multiple applications.
• Low Dropout Operation: It is capable of low dropout operation, which enhances its performance in scenarios where the input voltage is close to the output voltage.
• Thermal Protection: The built-in thermal shutdown feature protects the IC from damage due to overheating, ensuring reliable operation and longevity.
• Overcurrent Protection: The L5981TR is equipped with overcurrent protection, safeguarding the device and the system from excessive current conditions.

Applications:

The PMIC is well-suited for a wide array of applications, including but not limited to:

• Consumer Electronics
• Telecommunications
• Computer Peripherals
• Networking Equipment
• Industrial Systems

Package and Availability:

The L5981TR is available in a compact VFQFPN package, which is ideal for space-constrained applications. It is supplied in tape and reel packaging, facilitating efficient handling and manufacturing processes.

For detailed specifications, application notes, and further information, engineers and designers are encouraged to consult the official STMicroelectronics datasheets and product resources.