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LM73605 - Synchronous Step-Down Voltage Converter

General Description

The LM73605/LM73606 family of devices are easyto-use synchronous step-down DC-DC converters capable of driving up to 5 A (LM73605) or 6 A (LM73606) of load current from a supply voltage ranging from 3.5 V to 36 V.

Key Features

  • 1 Synchronous Rectification.
  • Wettable Flanks QFN Package (WQFN).
  • Low Quiescent Current.
  • 0.8 µA in Shutdown (typical).
  • 15 µA in Active Mode with No Load (typical).
  • Wide Voltage Conversion Range:.
  • tON_MIN = 60 ns (typical).
  • tOFF_MIN = 70 ns (typical).
  • Low MOSFET ON-Resistance:.
  • RDS_ON_HS = 53 mΩ (typical).
  • RDS_ON_LS = 31 mΩ (typical).
  • External Bias Input to Improve Efficiency.
  • Pin-S.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LM73605, LM73606 SNVSAH5 – SEPTEMBER 2017 LM73605/LM73606 3.5-V to 36-V, 5-A or 6-A Synchronous Step-Down Voltage Converter 1 Features •1 Synchronous Rectification • Wettable Flanks QFN Package (WQFN) • Low Quiescent Current – 0.8 µA in Shutdown (typical) – 15 µA in Active Mode with No Load (typical) • Wide Voltage Conversion Range: – tON_MIN = 60 ns (typical) – tOFF_MIN = 70 ns (typical) • Low MOSFET ON-Resistance: – RDS_ON_HS = 53 mΩ (typical) – RDS_ON_LS = 31 mΩ (typical) • External Bias Input to Improve Efficiency • Pin-Selectable Auto Mode or Forced PWM Operation • Adjustable Frequency Range: 350 kHz to 2.