Download LM3489-Q1 Datasheet PDF
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LM3489-Q1 Description

The LM3489 device is a high-efficiency PFET switching regulator controller that can be used to quickly and easily develop a small, cost-effective, switching buck regulator for a wide range of applications. The hysteretic control architecture provides for simple design without any control loop stability concerns using a wide variety of external ponents. The PFET architecture also allows for low ponent count as well...

LM3489-Q1 Key Features

  • 1 Qualified for Automotive Parts
  • 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 2
  • Device CDM ESD Classification Level C5
  • Easy-to-Use Control Methodology
  • No Control Loop pensation Required
  • Wide 4.5-V to 35-V Input Range
  • 1.239 V to VIN Adjustable Output Range
  • High Efficiency: 93%