Answered

• TPS53667EVM-769: Internal gain in TPS53667 COT controller

  

  Sundaramoorthy Sridhar

  Resolved

  Part Number: TPS53667EVM-769 Other Parts Discussed in Thread: TPS53667 Hi, I would like to know if there is any internal gain in the isum feedback to PWM comparator in TPS53667 COT controller? The datasheet (for D-CAP+ control) expression (shown in Fig…

  • Resolved

  • 4 months ago
  • Power management
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Answered

• TPS53667EVM-769: Fusion Digital Power Designer - Writing Commands/Storing in NVM

  

  Christopher Salvo

  Resolved

  Part Number: TPS53667EVM-769 Other Parts Discussed in Thread: TPS53667 I am designing a power supply for a core rail. I am looking at using the TPS53667. I got the dev board and downloaded the fusion digital power designer. I got connected and I am able…

  • Resolved

  • 10 months ago
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Answered

• TPS53667EVM-769: Altium project

  

  Joe Miller1

  Resolved

  Part Number: TPS53667EVM-769 Dear Sir/Madam, I have purchased PS53667EVM-769. Where do I find the altium project that includes the .pcbdoc. Webench outputs the schematic only. Regards Joe

  • Resolved

  • over 2 years ago
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Answered

• TPS53667EVM-769: VSP and VSN to GND 10k resistor

  

  K. Sasaki14

  Resolved

  Part Number: TPS53667EVM-769 TPS53667EVM has 10k ohm resistors on VSP and VSN pin to GND. (R80 and R81) What is purpose of these resistors? Best Regards, Kohei Sasaki

  • Resolved

  • over 4 years ago
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  • Power management forum
Answered

• TPS53667EVM-769: phase margin at 1000Hz

  

  Jerry Chen82343

  Resolved

  Part Number: TPS53667EVM-769 Hi, Below is the bode plot of the EVM. The phase marge at 1000Hz is very small. Is this due to DCAP+ mode itself or due to the test instrument? Thanks.

  • Resolved

  • over 4 years ago
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Answered

• TPS53667EVM-769: CSD95490 LSET resistor value

  

  K. Sasaki14

  Resolved

  Part Number: TPS53667EVM-769 TPS53667EVM LSET resistor value of CSD95490 is 130k ohm. From CSD95490 datasheet equation, I think LSET resistor value should be about 110k ohm when inductor value is 150nH. Why is 130k resistor selected? Best Regards, Kohei…

  • Resolved

  • over 5 years ago
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Answered

• TPS53667EVM-769: CSD95490 EN_FCCM pin RC filter

  

  K. Sasaki14

  Resolved

  Part Number: TPS53667EVM-769 Other Parts Discussed in Thread: TPS53667 On the TPS53667EVM, each CSD95490 EN_FCCM pin has 10k ohm and 1nF RC filter. Is this filter necessary for each device? Is it possible to make this filter common as the attached file…

  • Resolved

  • over 5 years ago
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• TPS53667EVM-769: input capacitor and filter

  

  K. Sasaki14

  TI Thinks Resolved

  Part Number: TPS53667EVM-769 Other Parts Discussed in Thread: TPS53667 TPS53667EVM has two 270uF OS-CONs and 65nH filter on input stage. Must we put these components? Or does this depend on system requirement or input voltage quality? Is there any concern…

  • over 5 years ago
  • Power management
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