Datasheet4U Logo Datasheet4U.com

LT8645S-2 - 8A Synchronous Step-Down Silent Switcher

Description

The LT®8645S-2 synchronous step-down regulator

Features

  • n Silent Switcher® Architecture n Ultralow EMI Emissions n Optional Spread Spectrum Modulation n High Efficiency at High Frequency n Up to 95% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 94% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3.4V to 65V n Ultralow Quiescent Current Burst Mode Operation n 2.5μA IQ Regulating 12VIN to 3.3VOUT n Output Ripple < 10mVP-P n Fast Minimum Switch On-Time: 40ns n Low Dropout Under All Conditions: 60mV at 1A n Adjustable and Synchronizable: 200k.

📥 Download Datasheet

Datasheet preview – LT8645S-2

Datasheet Details

Part number LT8645S-2
Manufacturer Analog Devices
File Size 2.68 MB
Description 8A Synchronous Step-Down Silent Switcher
Datasheet download datasheet LT8645S-2 Datasheet
Additional preview pages of the LT8645S-2 datasheet.

📁 Similar Datasheet

  • LT8645S - 8A Synchronous Step-Down Silent Switcher-2 (Linear Technology)
  • LT8640 - 5A Synchronous Step-Down Silent Switcher (Linear Technology)
  • LT8640-1 - 5A Synchronous Step-Down Silent Switcher (Linear Technology)
  • LT8640S - 6A Synchronous Step-Down Silent Switcher-2 (Linear Technology)
  • LT8641R-81 - STANDARD LED LAMP (Ledtech)
  • LT8601 - 42V Triple Monolithic Synchronous Step-Down Regulator (Linear Technology)
  • LT8602 - 42V Quad Monolithic Synchronous Step-Down Regulator (Linear Technology)
  • LT8609 - 3A Synchronous Step-Down Regulator (Linear Technology)
  • LT8609A - 3A Synchronous Step-Down Regulator (Linear Technology)
  • LT8609B - 3A Synchronous Step-Down Regulator (Linear Technology)
Other Datasheets by Analog Devices
  • LT8645S - 8A Synchronous Step-Down Silent Switcher
  • LT8640 - 5A Synchronous Step-Down Silent Switcher
  • LT8640-1 - 5A Synchronous Step-Down Silent Switcher
  • LT8640A - 5A/8A Peak Synchronous Step-Down Silent Switcher
  • LT8640S - 6A Synchronous Step-Down Silent Switcher
  • LT8641A - 3.5A/5A Peak Synchronous Step-Down Silent Switcher
  • LT8642S - 10A Synchronous Step-Down Silent Switcher 2
  • LT8643S - 6A Synchronous Step-Down Silent Switcher-2

Full PDF Text Transcription

Click to expand full text
LT8645S-2 65V, 8A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current FEATURES n Silent Switcher® Architecture n Ultralow EMI Emissions n Optional Spread Spectrum Modulation n High Efficiency at High Frequency n Up to 95% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 94% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3.4V to 65V n Ultralow Quiescent Current Burst Mode Operation n 2.5μA IQ Regulating 12VIN to 3.3VOUT n Output Ripple < 10mVP-P n Fast Minimum Switch On-Time: 40ns n Low Dropout Under All Conditions: 60mV at 1A n Adjustable and Synchronizable: 200kHz to 2.
Published: |