TPS54972

Features: ` Tracks Externally Applied Reference Voltage` 15-m MOSFET Switches for High Efficiency at 9-A Continuous Output Source or Sink Current` 6% to 90% VI Output Tracking Range` Wide PWM Frequency: Fixed 350 kHz or Adjustable 280 kHz to 700 kHz ` Load Protected by Peak Current Limit and Therm...

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SeekIC No. : 004526937 Detail

TPS54972: Features: ` Tracks Externally Applied Reference Voltage` 15-m MOSFET Switches for High Efficiency at 9-A Continuous Output Source or Sink Current` 6% to 90% VI Output Tracking Range` Wide PWM Freque...

floor Price/Ceiling Price

Part Number:
TPS54972
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2025/1/11

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Product Details

Description



Features:

` Tracks Externally Applied Reference Voltage
` 15-m MOSFET Switches for High Efficiency at 9-A Continuous Output Source or Sink Current
` 6% to 90% VI Output Tracking Range
` Wide PWM Frequency: Fixed 350 kHz or Adjustable 280 kHz to 700 kHz ` Load Protected by Peak Current Limit and Thermal Shutdown
` Integrated Solution Reduces Board Area and Total Cost



Application

· DDR Memory Termination Voltage
· Active Termination of GTL and SSTL High-Speed Logic Families
· DAC Controlled High Current Output Stage
· Precision Point of Load Power Supply



Pinout

  Connection Diagram


Specifications

    TPS54380
Input voltage range, VI ENA −0.3 V to 7 V
VIN −0.3 V to 4.5 V
RT −0.3 V to 6 V
VSENSE, REFIN −0.3 V to 4V
BOOT −0.3 V to 17 V
Output voltage range, VO VBIAS, COMP, STATUS −0.3 V to 7 V
PH −0.6 V to 10 V
Source current, IO PH Internally Limited
COMP, VBIAS 6mA
Sink current, IS PH 6A
COMP 6mA
ENA, STATUS 10mA
Voltage differential AGND to PGND ±0.3
Operating virtual junction temperature range, TJ −40 to 125°C
Storage temperature, Tstg −65 to 150°C
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds 300°C



Description

As a member of the SWIFTô family of dc/dc regulators, the TPS54972 low-input voltage high-output current synchronous-buck PWM converter integrates all required active components. Included on the substrate with the listed features are a true, high performance, voltage error amplifier that enables maximum performance under transient conditions and flexibility in choosing the output filter L and C components; an under-voltage-lockout circuit to prevent start-up until the input voltage reaches 3.0 V; an internally set slow-start circuit to limit in-rush currents; and a status output to indicate valid operating conditions.

The TPS54972 is available in a thermally enhanced 28-pin TSSOP (PWP) PowerPADô package, which eliminates bulky heatsinks. TI TPS54972 provides evaluation modules and the SWIFT designer software tool to aid in quickly achieving high-performance power supply designs to meet aggressive equipment development cycles.




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