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LM3409HV - P-FET Buck Controller

This page provides the datasheet information for the LM3409HV, a member of the LM3409 P-FET Buck Controller family.

Datasheet Summary

Description

The LM3409, LM3409-Q1, LM3409HV, and LM3409HV-Q1 are P-channel MOSFET (PFET) controllers for step-down (buck) current regulators.

Features

  • 1 LM3409-Q1 and LM3409HV-Q1 are Automotive Grade Products: AEC-Q100 Grade 1 Qualified.
  • 2-Ω, 1-A Peak MOSFET Gate Drive.
  • VIN Range: 6 V to 42 V (LM3409, LM3409-Q1).
  • VIN Range: 6 V to 75 V (LM3409HV, LM3409HV- Q1).
  • Differential, High-Side Current Sense.
  • Cycle-by-Cycle Current Limit.
  • No Control Loop Compensation Required.
  • 10,000:1 PWM Dimming Range.
  • 250:1 Analog Dimming Range.
  • Supports All-Ceramic Output Capac.

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Datasheet preview – LM3409HV

Datasheet Details

Part number LM3409HV
Manufacturer Texas Instruments
File Size 1.70 MB
Description P-FET Buck Controller
Datasheet download datasheet LM3409HV Datasheet
Additional preview pages of the LM3409HV datasheet.

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Other Datasheets by Texas Instruments
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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design LM3409, LM3409-Q1, LM3409HV, LM3409HV-Q1 SNVS602L – MARCH 2009 – REVISED JUNE 2016 LM3409, -Q1, LM3409HV, -Q1 P-FET Buck Controller for High-Power LED Drivers 1 Features •1 LM3409-Q1 and LM3409HV-Q1 are Automotive Grade Products: AEC-Q100 Grade 1 Qualified • 2-Ω, 1-A Peak MOSFET Gate Drive • VIN Range: 6 V to 42 V (LM3409, LM3409-Q1) • VIN Range: 6 V to 75 V (LM3409HV, LM3409HV- Q1) • Differential, High-Side Current Sense • Cycle-by-Cycle Current Limit • No Control Loop Compensation Required • 10,000:1 PWM Dimming Range • 250:1 Analog Dimming Range • Supports All-Ceramic Output Capacitors and Capacitor-less Outputs • Low-Power Shutdown and Thermal Shutdown • Thermally Enhanced 10-Pi
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