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- 2026-10-17
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Vishay Siliconix SiC448 microBUCK Datasheet
The SiC448 is a microBUCK switching regulator designed for high efficiency and low noise applications. It supports an input voltage range from 4.5 V to 45 V and can deliver output currents up to 12 A depending on the configuration. The device integrates features such as power save modes, programmable switching frequencies between 100 kHz and 2 MHz, and various protection mechanisms.
Covers: Features · Ordering Information · Typical Pre-defined Operating Configurations · Operation Modes · Output Voltage Setting · Switching Frequency Setting
Latest Vishay Siliconix manuals
Vishay Siliconix SiC448 microBUCK Datasheet
Datasheet 6 pages · 3 MB · ENThis datasheet details the Vishay Siliconix SiC448, a high-efficiency, low-noise DC-DC converter featuring a wide input voltage range and multiple operating…
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Datasheet
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in Vishay Siliconix manuals
What is the input voltage range for the SiC448?
The device supports an input voltage range from 4.5 V to 45 V.
What are the available operation modes for the SiC448?
The device offers Power Save Mode, Ultra Sonic Enable, and various PWM force modes using internal or external supplies.