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IR3898 - 6A Highly Integrated SupIRBuck Synchronous Buck Regulator

Features

  • Single 5V to 21V.

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Full PDF Text Transcription

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6A Highly Integrated SupIRBuckTM Single-Input Vo- l1ta-ge, Synchronous Buck Regulator PD-97662 IR3898 FEATURES  Single 5V to 21V application  Wide Input Voltage Range from 1.0V to 21V with external Vcc  Output Voltage Range: 0.5V to 0.86× Vin  Enhanced Line/Load Regulation with Feed-Forward  Programmable Switching Frequency up to 1.5MHz  Internal Digital Soft-Start/Soft-Stop  Enable input with Voltage Monitoring Capability  Thermally Compensated Current Limit with robust hiccup mode over current protection  Smart Internal LDO to improve light load and full load efficiency  External Synchronization with Smooth Clocking  Enhanced Pre-Bias Start-Up  Precision Reference Voltage (0.5V+/-0.
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