The E522.71-79 product family provides ultra low quiescent current step down DC/DC converters with integrated power MOSFET. The PFM (Pulse Frequency Modulation) regulator allows outstanding fast line- and load response... read more


  • Voltage range 4.3V to 40V
  • Minimum number of external components
  • Internal PMOS high side switch
  • High frequency advanced PFM regulation principle
  • Up to >90% efficiency with small external components
  • Ultra low standby and sleep mode current 12μA/8μA
  • Ambient temperature up to +105°C


Document Description Type
Info Sheet PDF 307 kB

Application diagram


  • Industry
  • Consumer

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Part No. Output Voltage Output Current TempAmb Range Package Order No.
E522.73 5V 350mA -40°C to +105°C SOIC8-EP E52273A80D
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