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NEX40400 Datasheet Synchronous Step-down Converter

Manufacturer: Nexperia

Overview: NEX40400 4.5 V to 40 V, 600 mA, synchronous step-down converter Rev. 1 — 6 December 2024 Product data sheet 1.

General Description

The NEX40400 is a high efficiency step-down converter with low operating quiescent current of typically 60 µA.

It provides up to 600 mA output with current mode control for fast loop response.

The wide 4.5 V to 40 V input range is suitable for variety of the power step-down applications in industrial and automotive environments.

Key Features

  • 4.5 V to 40 V wide input voltage range.
  • 600 mA continuous output current.
  • 60 µA standby, 0.3 µA shutdown current.
  • 1% output voltage accuracy.
  • 1.05 MHz and 2.1 MHz fixed switching frequency.
  • Pulse Frequency Modulation (PFM) option for light load efficiency.
  • Frequency foldback for high conversion ratio and low drop-out.

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NEX40400 Distributor