STMicroelectronics

L4976D

L4976D Description

The L4976D is a high-performance, adjustable output voltage regulator from STMicroelectronics, designed for DC switching voltage regulation applications. This device is part of the DC Switching Voltage Regulators category and is known for its robust performance and versatility. With an adjustable output voltage ranging from 0.5V to 50V and a maximum output current of 1A, the L4976D is capable of meeting the power requirements of a wide range of electronic devices.

L4976D Features

• Output Type: Adjustable, allowing for precise voltage regulation tailored to specific applications.
• Voltage Input Range: From 8V to 55V, providing flexibility in power source compatibility.
• Output Configuration: Positive, suitable for applications requiring a positive voltage output.
• Frequency - Switching: Operates within a broad range of 100kHz to 300kHz, enabling efficient power conversion.
• Synchronous Rectifier: No, simplifying the design without sacrificing performance.
• Topology: Buck, which is ideal for step-down voltage conversion.
• Mounting Type: Surface Mount, facilitating integration into compact electronic designs.
• RoHS Status: ROHS3 Compliant, ensuring environmental responsibility.
• REACH Status: REACH Unaffected, adhering to stringent European chemical regulations.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), indicating a moderate level of moisture resistance.
• Package: Tube, offering a convenient and protective packaging option.
• Base Product Number: L4976, indicating the core product line from which the L4976D is derived.

L4976D Applications

The L4976D is ideal for applications where precise voltage regulation is crucial. Some specific use cases include:

• Power Supplies: For converting high input voltages to lower, stable output voltages in various electronic devices.
• Telecommunications Equipment: Providing stable power to sensitive communication equipment.
• Industrial Controls: Ensuring reliable operation of industrial control systems with consistent power supply.
• Automotive Electronics: Offering adjustable voltage regulation for automotive electronic systems, such as infotainment and sensor controls.

Conclusion of L4976D

The L4976D stands out in the market due to its adjustable output voltage, wide input voltage range, and high switching frequency capabilities. Its compliance with RoHS and REACH regulations, along with a moderate moisture sensitivity level, makes it a reliable choice for a variety of applications. The L4976D's unique combination of performance, flexibility, and environmental compliance positions it as an excellent option for designers seeking a versatile and efficient DC switching voltage regulator.