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Maxim Integrated MAX17222 400 mV to 5.5 V input converter

The MAX17220 - MAX17225 is a family of ultra-low quiescent current boost (step-up) DC-DC converters with a 225 mA/0.5 A/1 A peak inductor current limit and True Shutdown™.

Maxim-MAX17222-product-picture

The MAX17220 - MAX17225 is a family of ultra-low quiescent current boost (step-up) DC-DC converters with a 225 mA/0.5 A/1 A peak inductor current limit and True Shutdown™.With highest efficiency and lowest quiescent current (IQ) of only 300nA, the MAX17222 nanoPower boost regulator from Maxim Integrated Products enables long battery life in the smallest form factor for wearable and consumer IoT designs.

 

Key features

  • 300nA Quiescent Supply Current Into OUT
  • 95% Peak Efficiency
  • 400 mV to 5.5 V Input Range
  • 0.88 V Minimum Startup Voltage

     

Additional features

  • 300nA Quiescent Supply Current Into OUT
  • True Shutdown Mode
  • 0.5nA Shutdown Current
  • Output Disconnects from Input
  • No Reverse Current with VOUT 0 V to 5 V
  • 95% Peak Efficiency
  • 400 mV to 5.5 V Input Range
  • 0.88 V Minimum Startup Voltage
  • 1.8 V to 5V Output Voltage Range
  • 100 mV/Step
  • Single 1% Resistor Selectable Output
  • 225mA, 500mA, and 1A Peak Inductor Current Limit
  • MAX17220: 225mA ILIM
  • MAX17221/MAX17222/MAX17223: 500mA ILIM
  • MAX17224/MAX17225: 1A ILIM
  • MAX17220/MAX17222/MAX17224 Enable Transient Protection (ETP)
  • 2 mm x 2 mm 6-Pin μDFN
  • 0.8 8mm x 1.4 mm 6-Bump WLP (2 x 3, 0.4 mm Pitch)

 

Applications

  • Battery-Powered Medical Equipment
  • Low-Power Wireless Communication Products
  • Optical Heart-Rate Monitoring (OHRM) LED Drivers
  • Primary-Cell Portable Systems
  • Secondary-Cell Portable Systems
  • Supercapacitor Backup for RTC/Alarm Buzzers
  • Tiny, Low-Power IoT Sensors
  • Wearable Devices

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