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LTC3880 - Dual Output PolyPhase Step-Down DC/DC Controller

Description

The LTC®3880/LTC3880-1 are dual, PolyPhase DC/DC synchronous step-down switching regulator controllers with an I2C-based PMBus compliant serial interface.

Features

  • nn PMBus/I2C Compliant Serial Interface nn Telemetry Read Back includes VIN, IIN, VOUT, IOUT, Temperature and Faults nn Programmable Voltage, Current Limit, Digital Soft-Start/Stop, Sequencing, Margining, OV/UV and Frequency Synchronization (250kHz to 1MHz) nn ±0.5% Output Voltage Accuracy Over Temperature nn Integrated 16-Bit ADC nn Internal EEPROM with ECC and Fault Logging nn Integrated Powerful N-Channel MOSFET Gate Drivers Power Conversion nn Wide VIN Range: 4.5V to 24V nn VOUT Range: 0.5V.

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Full PDF Text Transcription

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LTC3880/LTC3880-1 Dual Output PolyPhase Step-Down DC/DC Controller with Digital Power System Management FEATURES nn PMBus/I2C Compliant Serial Interface nn Telemetry Read Back includes VIN, IIN, VOUT, IOUT, Temperature and Faults nn Programmable Voltage, Current Limit, Digital Soft-Start/Stop, Sequencing, Margining, OV/UV and Frequency Synchronization (250kHz to 1MHz) nn ±0.5% Output Voltage Accuracy Over Temperature nn Integrated 16-Bit ADC nn Internal EEPROM with ECC and Fault Logging nn Integrated Powerful N-Channel MOSFET Gate Drivers Power Conversion nn Wide VIN Range: 4.5V to 24V nn VOUT Range: 0.5V to 5.
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