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RT8074 - Synchronous Step-Down Converter

General Description

The RT8074 is a simple, easy-to-use current mode controlled 4A synchronous step-down DC-DC converter with an input supply voltage range from 2.7V to 5.5V.The device build-in an accurate 0.8V reference voltage and integrates low RDS(ON) power MOSFETs to achieve high efficiency in SOP-8 (Exposed Pad)

Key Features

  • cycle-by-cycle current-limit protection to prevent the device from the catastrophic damage in output short circuit, over-current or inductor saturation. Built-in softstart function prevents inrush current during start-up. The device also features input under-voltage lockout, output under-voltage protection, and over-temperature protection to provide safe and smooth operation in all operating conditions. Ordering Information RT8074 Package Type SP : SOP-8 (Exposed Pad-Option 2) Lead Plating Syste.

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Datasheet Details

Part number RT8074
Manufacturer Richtek
File Size 181.12 KB
Description Synchronous Step-Down Converter
Datasheet download datasheet RT8074 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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® RT8074 4A, 2MHz, Synchronous Step-Down Converter General Description The RT8074 is a simple, easy-to-use current mode controlled 4A synchronous step-down DC-DC converter with an input supply voltage range from 2.7V to 5.5V.The device build-in an accurate 0.8V reference voltage and integrates low RDS(ON) power MOSFETs to achieve high efficiency in SOP-8 (Exposed Pad) package. The RT8074 operates in automatic PSM that maintains high efficiency during light load operation. The device features cycle-by-cycle current-limit protection to prevent the device from the catastrophic damage in output short circuit, over-current or inductor saturation. Built-in softstart function prevents inrush current during start-up.