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LM22673 Datasheet Step-down Voltage Regulator

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM22673, LM22673-Q1 SNVS586O – SEPTEMBER 2008 – REVISED NOVEMBER 2014 LM22673/-Q1 42 V, 3 A SIMPLE SWITCHER®, Step-Down Voltage.

General Description

The LM22673 switching regulator provides all of the functions necessary to implement an efficient high voltage step-down (buck) regulator using a minimum of external components.

This easy to use regulator incorporates a 42 V N-channel MOSFET switch capable of providing up to 3 A of load current.

Excellent line and load regulation along with high efficiency (> 90%) are featured.

Key Features

  • 1 Features.
  • 1 Wide Input Voltage Range: 4.5 V to 42 V.
  • Internally Compensated Voltage Mode Control.
  • Stable with Low ESR Ceramic Capacitors.
  • 120 mΩ N-Channel MOSFET PFM Package.
  • 100 mΩ N-Channel MOSFET SO PowerPAD Package.
  • Output Voltage Options: -ADJ (Outputs as Low as 1.285 V) -5.0 (Output Fixed to 5 V).
  • ±1.5% Feedback Reference Accuracy.
  • Switching Frequency of 500 kHz.
  • 40°C to 125°C Operating Junction Tem.

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