Semtech

SC195ULTRT

SC195ULTRT Description

The SC195ULTRT is a high-performance buck regulator from Semtech Corporation, designed for applications requiring a programmable output voltage and a compact footprint. This regulator offers a wide input voltage range from 2.9V to 5.5V, making it suitable for various power supply scenarios. It delivers a maximum output current of 500mA, with an output voltage range from 0.8V to 3.3V, ensuring flexibility in power management solutions.

The SC195ULTRT features a switching frequency of 3.5MHz, which allows for the use of smaller inductors and capacitors, reducing the overall size of the power solution. Its synchronous rectification ensures high efficiency, even at lower output voltages. The regulator is housed in a surface-mount package, specifically the 8-lead MLPQ, which is ideal for space-constrained designs.

SC195ULTRT Features

• Programmable Output Voltage: The SC195ULTRT offers a programmable output voltage range from 0.8V to 3.3V, providing flexibility to meet specific application requirements.
• Wide Input Voltage Range: With an input voltage range of 2.9V to 5.5V, this regulator can accommodate a variety of power sources, enhancing its versatility.
• High Switching Frequency: Operating at a 3.5MHz switching frequency, the SC195ULTRT enables the use of smaller external components, resulting in a more compact design.
• Synchronous Rectification: This feature ensures high efficiency across the entire load range, making the SC195ULTRT suitable for applications where power efficiency is critical.
• Surface-Mount Package: The 8-lead MLPQ package is ideal for surface-mount technology (SMT) processes, facilitating automated assembly and reducing board space.
• Compliance and Reliability: The SC195ULTRT is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards. Its moisture sensitivity level (MSL) of 1 (unlimited) makes it suitable for various manufacturing environments.

SC195ULTRT Applications

The SC195ULTRT is well-suited for a range of applications where compact size, high efficiency, and programmable output voltage are essential. Key applications include:

• Portable Electronics: Ideal for smartphones, tablets, and other portable devices where space and power efficiency are critical.
• Wearable Devices: Its small form factor and high efficiency make it suitable for wearables, ensuring long battery life and minimal power consumption.
• Industrial IoT Devices: The wide input voltage range and programmable output make it suitable for IoT devices that require flexible power management.
• Medical Devices: The SC195ULTRT can be used in medical devices where reliability and efficiency are paramount, such as portable diagnostic equipment.

Conclusion of SC195ULTRT

The SC195ULTRT from Semtech Corporation is a versatile and efficient buck regulator that offers a wide range of input and output voltage capabilities. Its high switching frequency and synchronous rectification ensure high efficiency, making it ideal for applications where space and power consumption are critical. The SC195ULTRT's programmable output voltage and surface-mount package further enhance its flexibility and ease of integration. While it is marked as "Not For New Designs," the SC195ULTRT remains a reliable choice for existing applications requiring a compact, high-efficiency power management solution.