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DA9141 - DC-DC Converter

General Description

The DA9141 is a high efficiency, 25 A continuous and 40 A peak, four-phase, DC-DC stepdown converter (buck).

It is also available as fully AEC-Q100 qualified.

With remote sensing, the DA9141 improves output voltage regulation at the point of load.

Key Features

  • 2.8 V to 5.5 V input voltage.
  • 0.5 V to 1.3 V output voltage.
  • Up to 40 A peak output current, 25 A continuous output current.
  • 4 MHz nominal switching frequency.
  • Quad-phase operation.
  • 110 nH inductor per phase.
  • 220 µF output capacitor.
  • ±1 % output voltage accuracy (static).
  • ±5 % load transient.
  • I2C-compatible interface (FM+).
  • Programmable GPIOs.
  • Programmable soft startup.
  • Voltage, current, and temperature supervision.
  • 60 FC-BG.

📥 Download Datasheet

Datasheet Details

Part number DA9141
Manufacturer Renesas
File Size 1.19 MB
Description DC-DC Converter
Datasheet download datasheet DA9141 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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DA9141 High-Performance, 25 A/40 A Peak, DC-DC Converter General Description The DA9141 is a high efficiency, 25 A continuous and 40 A peak, four-phase, DC-DC stepdown converter (buck). It is also available as fully AEC-Q100 qualified. With remote sensing, the DA9141 improves output voltage regulation at the point of load. Fully integrated switching FETs means no external FETs or Schottky diodes are needed. A programmable soft startup can be enabled, which limits the inrush current from the input node and secures a slope-controlled rail activation. The dynamic voltage control (DVC) supports adaptive adjustment of the supply voltage dependent on the processor load, via either a direct register write using the communication interface (I2C compatible) or with a programmable input pin.