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LTC3631EMS8E#PBF +BOM

High Efficiency, High Voltage 100mA Synchronous Step-Down Converter

LTC3631EMS8E#PBF General Description

Linear Technology's LTC3631EMS8E#PBF is a top-of-the-line synchronous buck regulator that stands out for its high efficiency and reliable performance. With a wide input voltage range, this regulator can handle a variety of applications, delivering up to 3A of continuous output current. Its low dropout voltage and peak current mode control architecture ensure stable operation and efficiency levels of up to 94%, making it a preferred choice for designs where power efficiency is critical. The LTC3631EMS8E#PBF also comes equipped with protection features like overcurrent and overtemperature protection, enhancing system durability and longevity. This regulator, housed in a compact 8-pin MSOP package, is designed to save space on the board and operate seamlessly across a wide temperature range, making it a versatile solution for demanding environments

Key Features

  • Wide Input Voltage Range: Operation from 4.5V to 45V
  • Overvoltage Lockout Provides Protection Up to 60V
  • Internal High Side and Low Side Power Switches
  • No Compensation Required
  • 100mA Output Current
  • Low Dropout Operation: 100% Duty Cycle
  • Low Quiescent Current: 12μA
  • 0.8V ±1% Feedback Voltage Reference
  • Adjustable Peak Current Limit
  • Internal and External Soft-Start
  • Precise RUN Pin Threshold with Adjustable Hysteresis
  • 3.3V, 5V and Adjustable Output Versions
  • Only Three External Components Required for Fixed Output Versions
  • Low Profile (0.75mm) 3mm × 3mm DFN and Thermally-Enhanced MS8E Packages

Application

    4-20mA Industrial

Specifications

Source Content uid LTC3631EMS8E#PBF Pbfree Code No
Part Life Cycle Code Active Pin Count 8
Reach Compliance Code compliant Additional Feature ALSO OPERATES IN ADJUSTABLE DOWN TO 0.8
Analog IC - Other Type SWITCHING REGULATOR Control Mode CURRENT-MODE
Control Technique HYSTERETIC CURRENT MODE JESD-30 Code S-PDSO-G8
Moisture Sensitivity Level 1 Number of Functions 1
Number of Terminals 8 Peak Reflow Temperature (Cel) 260
Surface Mount YES Switcher Configuration BUCK
Technology CMOS Temperature Grade OTHER
Terminal Finish MATTE TIN Terminal Form GULL WING
Terminal Position DUAL Time@Peak Reflow Temperature-Max (s) 30

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