TPS54872

Features: ` Tracks Externally Applied Reference Voltage` 30-m MOSFET Switches for High Efficiency at 8-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...

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SeekIC No. : 004526931 Detail

TPS54872: Features: ` Tracks Externally Applied Reference Voltage` 30-m MOSFET Switches for High Efficiency at 8-A Continuous Output Source or Sink Current` 6% to 90% VI Output Tracking Range` Wide PWM Freque...

floor Price/Ceiling Price

Part Number:
TPS54872
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
` 30-m MOSFET Switches for High Efficiency at 8-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

 
TPS54872
UNITS
Input voltage range, VI VIN, ENA
−0.3 V to 7
V
RT
−0.3 V to 6
VSENSE, REFIN
−0.3 V to 4
BOOT
−0.3 V to 17
Output voltage range, VO VBIAS, COMP, STATUS
−0.3 V to 7
V
PH
−0.6 V to 10
Source current, IO PH
Internally Limited
COMP, VBIAS
6
mA
Sink current, IS PH
12
COMP
6
mA
ENA, STATUS
10
Voltage differential AGND to PGND
±0.3
V
Operating virtual junction temperature range, TJ
−40 to 125
Storage temperature, Tstg
−65 to 150
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
300



Description

As a member of the SWIFTTM family of dc/dc regulators,the TPS54872 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, TPS54872 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 3.8 V; an internally set slow-start circuit to limit in-rush currents; and a status output to indicate valid operating conditions.
 
The TPS54872 is available in a thermally enhanced 28-pin TSSOP (PWP) PowerPADTM package, which eliminates bulky heatsinks. TI 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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