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L6984A Key Features

  • 400 mA DC output current
  • 4.5 V to 36 V operating input voltage
  • Synchronous rectification
  • Low consumption mode or low noise mode
  • 75 µA IQ at light load (LCM VOUT = 3.3 V)
  • 13 µA IQ-SHTDWN
  • Adjustable fSW (250 kHz
  • 600 kHz)
  • Output voltage adjustable from 0.9 V
  • No resistor divider required for 3.3 V VOUT

Related STMicroelectronics Datasheets

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L6983I 10W synchronous iso-buck converter

L6984A Description

The L6984 is a step-down monolithic switching regulator able to deliver up to 400 mA DC. The output voltage adjustability ranges from 0.9 V. The fixed 3.3 V VOUT requires no external resistor divider.

L6984A Applications

  • 600 kHz)  Output voltage adjustable from 0.9 V  No resistor divider required for 3.3 V VOUT  VBIAS maximizes efficiency at light load  350 mA valley current
  • heavy load, and the high switching frequency capability make the size of the application pact. Pulse-by-pulse current sensing on low-side power element implemen