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LM25119 - Dual Synchronous Buck Controller

Datasheet Summary

Description

The LM25119Q device is a dual synchronous buck controller intended for step-down regulator applications from a high voltage or widely varying input supply.

The control method is based upon current mode control using an emulated current ramp.

Features

  • 1 Qualified for Automotive.

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Datasheet preview – LM25119

Datasheet Details

Part number LM25119
Manufacturer Texas Instruments
File Size 1.68 MB
Description Dual Synchronous Buck Controller
Datasheet download datasheet LM25119 Datasheet
Additional preview pages of the LM25119 datasheet.

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Full PDF Text Transcription

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Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LM25119Q SLUSD97 – APRIL 2018 LM25119Q Wide Input Range, Dual Synchronous Buck Controller 1 Features •1 Qualified for Automotive Applications • AEC-Q100 Qualified With the Following Results: – Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature Range – Device HBM ESD Classification Level 1C – Device CDM ESD Classification Level C4A • Emulated Peak Current Mode Control • Wide Operating Range (4.5 V to 42 V) • Easily Configurable for Dual Outputs or Interleaved Single Output • Robust 3.3-A Peak Gate Drive • Switching Frequency Programmable to 750 kHz • Optional Diode Emulation Mode • Programmable Output From 0.8 V • Precision 1.
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