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TPS84620

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4.5-V to 14.5-V Input, 6-A Synchronous Buck, Integrated Power Solution

Product details

Iout (max) (A) 6 Vin (max) (V) 14.5
Iout (max) (A) 6 Vin (max) (V) 14.5
B1QFN (RUQ) 47 135 mm² 15 x 9
  • Complete Integrated Power Solution Allows
    Small Footprint, Low-Profile Design
  • Efficiencies Up To 96%
  • Wide-Output Voltage Adjust
    1.2 V to 5.5 V, with 1% Reference Accuracy
  • Optional Split Power Rail allows
    Input Voltage Down to 1.7 V
  • Adjustable Switching Frequency
    (480 kHz to 780 kHz)
  • Synchronizes to an External Clock
  • Adjustable Slow Start
  • Output Voltage Sequencing / Tracking
  • Power Good Output
  • Programmable Undervoltage Lockout (UVLO)
  • Output Overcurrent Protection
  • Over Temperature Protection
  • Pre-bias Output Start-up
  • Operating Temperature Range: –40°C to +85°C
  • Enhanced Thermal Performance: 13°C/W
  • Meets EN55022 Class B Emissions
  • For Design Help Including SwitcherPro™ visit http://www.ti.com/tps84620
  • Complete Integrated Power Solution Allows
    Small Footprint, Low-Profile Design
  • Efficiencies Up To 96%
  • Wide-Output Voltage Adjust
    1.2 V to 5.5 V, with 1% Reference Accuracy
  • Optional Split Power Rail allows
    Input Voltage Down to 1.7 V
  • Adjustable Switching Frequency
    (480 kHz to 780 kHz)
  • Synchronizes to an External Clock
  • Adjustable Slow Start
  • Output Voltage Sequencing / Tracking
  • Power Good Output
  • Programmable Undervoltage Lockout (UVLO)
  • Output Overcurrent Protection
  • Over Temperature Protection
  • Pre-bias Output Start-up
  • Operating Temperature Range: –40°C to +85°C
  • Enhanced Thermal Performance: 13°C/W
  • Meets EN55022 Class B Emissions
  • For Design Help Including SwitcherPro™ visit http://www.ti.com/tps84620

The TPS84620RUQ is an easy-to-use integrated power solution that combines a 6-A DC/DC converter with power MOSFETs, an inductor, and passives into a low profile, BQFN package. This total power solution allows as few as 3 external components and eliminates the loop compensation and magnetics part selection process.

The 9×15×2.8 mm BQFN package is easy to solder onto a printed circuit board and allows a compact point-of-load design with greater than 90% efficiency and excellent power dissipation with a thermal impedance of 13°C/W junction to ambient. The device delivers the full 6-A rated output current at 85°C ambient temperature without airflow.

The TPS84620 offers the flexibility and the feature-set of a discrete point-of-load design and is ideal for powering performance DSPs and FPGAs. Advanced packaging technology afford a robust and reliable power solution compatible with standard QFN mounting and testing techniques.

The TPS84620RUQ is an easy-to-use integrated power solution that combines a 6-A DC/DC converter with power MOSFETs, an inductor, and passives into a low profile, BQFN package. This total power solution allows as few as 3 external components and eliminates the loop compensation and magnetics part selection process.

The 9×15×2.8 mm BQFN package is easy to solder onto a printed circuit board and allows a compact point-of-load design with greater than 90% efficiency and excellent power dissipation with a thermal impedance of 13°C/W junction to ambient. The device delivers the full 6-A rated output current at 85°C ambient temperature without airflow.

The TPS84620 offers the flexibility and the feature-set of a discrete point-of-load design and is ideal for powering performance DSPs and FPGAs. Advanced packaging technology afford a robust and reliable power solution compatible with standard QFN mounting and testing techniques.

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Technical documentation

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Type Title Date
* Data sheet TPS84620 4.5-V to 14.5-V Input, 6-A Synchronous Buck, Integrated Power Solution datasheet (Rev. F) 10 Apr 2018
Application note QFN and SON PCB Attachment (Rev. C) PDF | HTML 06 Dec 2023
Application note Soldering Requirements for BQFN Packages (Rev. C) 05 Mar 2020
Application note AN-1889 How to Measure the Loop Transfer Function of Power Supplies (Rev. A) 23 Apr 2013
Application note Powering TPS84k Devices from 3.3 V 04 Jan 2013
More literature TPS84k Integrated Power Modules Info Card (Rev. A) 28 Aug 2012
User guide TPS84620EVM-692 6-A, Integrated Power Solution EVM (Rev. A) 24 Aug 2011
More literature TPS84620 Data Sheet [Русско] 28 Sep 2010
More literature TPS84620 Datasheet [Português] 28 Sep 2010
More literature TPS84620 Datenblatt [Deutsch] 28 Sep 2010
More literature SEM1600 Topic 4: Constructing Your Power Supply – Layout Considerations 12 Jul 2005
Application note AN-643 EMI/RFI Board Design (Rev. B) 03 May 2004

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Reference designs

PMP10581 — Power Solution for Terasic DE2-115 (Cyclone IV)

The PMP10581 reference design provides all the power supply rails necessary to power Altera’s Cyclone® IV E FPGA. DE2-115 was developed by Terasic and this board is available for purchase through Terasic’s website.
Test report: PDF
Schematic: PDF
Package Pins Download
B1QFN (RUQ) 47 View options

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