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LTC3772B - Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller

Features

  • No Current Sense Resistor Required.
  • High Output Currents Easily Achieved.
  • Internal Soft-Start Ramps VOUT.
  • Wide VIN Range: 2.75V to 9.8V.
  • Low Dropout: 100% Duty Cycle.
  • Constant Frequency 550kHz Operation.
  • Low Ripple Pulse Skipping Operation at Light Load.
  • Output Voltage as Low as 0.8V.
  • ±1.5% Voltage Reference Accuracy.
  • Current Mode Operation for Excellent Line and Load Transient Response.
  • Only 8µA Supply Current in Shutdown.
  • Low Profile.

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Datasheet preview – LTC3772B

Datasheet Details

Part number LTC3772B
Manufacturer Linear Technology
File Size 323.02 KB
Description Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller
Datasheet download datasheet LTC3772B Datasheet
Additional preview pages of the LTC3772B datasheet.

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Full PDF Text Transcription

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U U LTC3772B Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller FEATURES ■ No Current Sense Resistor Required ■ High Output Currents Easily Achieved ■ Internal Soft-Start Ramps VOUT ■ Wide VIN Range: 2.75V to 9.8V ■ Low Dropout: 100% Duty Cycle ■ Constant Frequency 550kHz Operation ■ Low Ripple Pulse Skipping Operation at Light Load ■ Output Voltage as Low as 0.8V ■ ±1.5% Voltage Reference Accuracy ■ Current Mode Operation for Excellent Line and Load Transient Response ■ Only 8µA Supply Current in Shutdown ■ Low Profile 8-Lead SOT-23 (1mm) and (3mm × 2mm) DFN (0.
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