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LM3753 - Scalable 2-Phase Synchronous Buck Controller

General Description

Not Recommended for New Designs

The LM3753 is a full featured single-output dualphase voltage-mode synchronous PWM buck controller.

It can be configured to control from 2 to 12 interleaved power stages creating a single high power output.

Key Features

  • 1.
  • 2 Wide Input Voltage Range of 4.5V to 18V.
  • Up to 12 Channels for 300A Load.
  • System Accuracy Better Than 1%.
  • 0.6V to 3.6V Output Voltage Range.
  • Switching Frequency From 200 kHz to 1 MHz.
  • Phase Current Sharing ±12% Max Over Temperature.
  • Integrated 4.35V ±2.3% LDO.
  • Inductor DCR or Sense Resistor Current Sensing.
  • Interleaved Switching for Low I/O Ripple Current.
  • Integrated Synchronous NFET Drivers.
  • D.

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Other Datasheets by Texas Instruments

Part Number Description
LM3754 LM3754 Scalable 2-Phase Synchronous Buck Controller w/ FET (Rev. B)
LM3700 Microprocessor Supervisor
LM3701 Microprocessor Supervisor
LM3704 Voltage Supervisor
LM3710 Microprocessor Supervisory Circuits

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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LM3753 www.ti.com SNVS614B – DECEMBER 2009 – REVISED MARCH 2013 LM3753 Scalable 2-Phase Synchronous Buck Controller with Integrated FET Drivers and Linear Regulator Controller Check for Samples: LM3753 FEATURES 1 •2 Wide Input Voltage Range of 4.5V to 18V • Up to 12 Channels for 300A Load • System Accuracy Better Than 1% • 0.6V to 3.6V Output Voltage Range • Switching Frequency From 200 kHz to 1 MHz • Phase Current Sharing ±12% Max Over Temperature • Integrated 4.35V ±2.