MAX651

PRODUCTION

5V/3.3V/3V or Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Controllers

Low Supply Current, High-Efficiency Over Wide Load Range

Data Sheet (Rev. 3) Product Selection Table
Part Models
2
1ku List Price
Starting From $2.92
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Part Details

  • More than 90% Efficiency (10mA to 1.5A Loads)
  • More than 12.5W Output Power
  • 100µA Max Quiescent Supply Current
  • 5µA Max Shutdown Supply Current
  • Less than 1.0V Dropout Voltage
  • 16.5V Max Input Voltage
  • 5V (MAX649), 3.3V (MAX651), 3V (MAX652), or Adjustable Output Voltage
  • Current-Limited Control Scheme
  • Up to 300kHz Switching Frequency
MAX651
5V/3.3V/3V or Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Controllers
MAX649, MAX651, MAX652: Typical Operating Circuit
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Documentation

Data Sheet 1

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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Internal Power Switch Buck Regulators 1
MAX639
PRODUCTION 5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters
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