STMicroelectronics

L5988D

L5988D Description

The L5988D is a high-performance, adjustable output, buck switching voltage regulator designed and manufactured by STMicroelectronics. This IC is specifically engineered for applications requiring a reliable and efficient power supply. With a wide input voltage range of 2.9V to 18V and an output voltage range of 0.6V to 18V, the L5988D can handle a variety of power requirements. It offers an output current of up to 4A, making it suitable for demanding applications. The device features a synchronous rectifier, which enhances efficiency, and operates within a switching frequency range of 100kHz to 1MHz, providing flexibility in design.

L5988D Features

• Adjustable Output: The L5988D provides an adjustable output voltage, which can be set between 0.6V and 18V, offering versatility in power supply applications.
• High Current Output: Capable of delivering up to 4A, the L5988D is well-suited for applications that require high current.
• Synchronous Rectifier: This feature improves efficiency by reducing power loss in the rectification stage.
• Wide Input Voltage Range: The ability to operate from 2.9V to 18V makes the L5988D adaptable to various power sources.
• Switching Frequency Flexibility: With a frequency range of 100kHz to 1MHz, the L5988D can be optimized for different design requirements.
• Positive Output Configuration: Ensures compatibility with a broad range of electronic devices.
• REACH Unaffected and RoHS3 Compliant: The L5988D meets environmental standards, making it suitable for environmentally conscious applications.

L5988D Applications

The L5988D is ideal for applications where a stable and efficient power supply is critical. Some specific use cases include:

• Portable Electronics: Due to its high current capability and small form factor, it is perfect for powering smartphones, tablets, and other handheld devices.
• Industrial Equipment: The L5988D can provide a reliable power source for industrial control systems and sensors.
• Automotive Systems: Its robust design and wide input voltage range make it suitable for automotive electronics, such as infotainment systems and power management modules.
• Medical Devices: The L5988D can be used in medical equipment that requires a stable power supply with adjustable output voltages.

Conclusion of L5988D

The L5988D from STMicroelectronics stands out in the DC switching voltage regulator category due to its adjustable output, high current capability, and efficiency-enhancing synchronous rectifier. Its wide input voltage range and flexibility in switching frequency make it a versatile choice for a variety of applications. The L5988D's compliance with REACH and RoHS standards further solidifies its position as a reliable and environmentally friendly option for power supply needs in the electronics industry.