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Home » NEWEST Products » New by Manufacturer » Texas Instruments » TPS40400 Synchronous Buck Controllers from TI
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TI TPS40400 Synchronous Buck Controllers

TI TPS40400 Synchronous Buck Controllers

Texas Instruments TPS40400 Synchronous Buck Controllers are cost-optimized, flexible devices that operate from a nominal 3V to 20V supply. The TI TPS40400 is an analog PWM controller that allows programming and monitoring via the PMBus interface. Flexible features found on these TI synchronous buck controllers include programmable soft-start time, programmable short circuit limit, and programmable undervoltage lockout. The TPS40400 is designed for use in smart power systems, power supply modules, communications equipment, and computing equipment.

Features
  • Input Operating Voltage Range: 3V to 20V
  • PMBus Enabled Analog Controller
  • Reference 600mV ± 1%
  • Remote Voltage Sense Amplifier
  • Internal 6-V Regulator and 6-V Gate Drive
  • Programmable Overcurrent Protection
  • Inductor Resistance or Series Resistance Used for Current Sensing
  • Programmable Switching Frequency: 200kHz to 2MHz
  • Powergood Indicator
  • Thermal Shutdown
  • Programmable Soft-Start
  • Internal Bootstrap Diode
  • Pre-bias Output Safe
  • 24-Pin QFN Package
Applications
  • Smart Power Systems
  • Power Supply Modules
  • Communications Equipment
  • Computing Equipment

Functional Diagram

Functional Diagram

Video: TI TPS40400 PMBus Analog Controller

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  • Texas Instruments
  • Power Management
  • Semiconductors|Integrated Circuits|IC-Power Management