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LTC3675-1 - 7-Channel Configurable High Power PMIC

General Description

The LTC®3675/LTC3675-1 are a digitally programmable high efficiency multioutput power supplies plus dual string LED driver ICs optimized for high power single cell Li-Ion/Polymer applications.

Key Features

  • n Four Monolithic Synchronous Buck DC/DCs (1A/1A/500mA/500mA) n Buck DC/DCs Can Be Paralleled to Deliver Up to 2× Current with a Single Inductor n Independent 1A Boost and 1A Buck-Boost DC/DCs n Dual String I2C Controlled 40V LED Driver n I2C Programmable Output Voltage, Operating Mode, and Switch Node Slew Rate for All DC/DCs n I2C Read Back of DC/DC, LED Driver, Fault Status n I2C Slave Address Options: LTC3675 = 0001001X, LTC3675-1 = 0110100X n Maskable Interrupts to Report DC/DC, VIN and Die.

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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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Features n Four Monolithic Synchronous Buck DC/DCs (1A/1A/500mA/500mA) n Buck DC/DCs Can Be Paralleled to Deliver Up to 2× Current with a Single Inductor n Independent 1A Boost and 1A Buck-Boost DC/DCs n Dual String I2C Controlled 40V LED Driver n I2C Programmable Output Voltage, Operating Mode, and Switch Node Slew Rate for All DC/DCs n I2C Read Back of DC/DC, LED Driver, Fault Status n I2C Slave Address Options: LTC3675 = 0001001X, LTC3675-1 = 0110100X n Maskable Interrupts to Report DC/DC, VIN and Die Temperature Faults n Pushbutton ON/OFF/RESET n Always-On 25mA LDO n Low Quiescent Current: 16µA (All DC/DCs Off) n 4mm × 7mm × 0.