• 

  Jason Morris1

  • 1 month ago
  • Power management
  • Power management forum

  TPS54821: Power Good (PWRGD) left floating

  TI Thinks Resolved

  Part Number: TPS54821 Can the PWRGD pin be left floating if the power good signal is not needed?
• 

  Val Valeriy

  • 2 months ago
  • Power management
  • Power management forum

  TPS54821: Compensation circuit components for temperature range from -40 to +70

  • Resolved

  Part Number: TPS54821 Hello folks! How can i calculate components for compensation circuits
• 

  David Reed2

  • 4 months ago
  • Power management
  • Power management forum

  RE: TPS54821: Is the low side MOSFET turned off when EN pin pulled to GND?

  Thanks Edwin.
• 

  Petr Zkrat

  • 5 months ago
  • Power management
  • Power management forum

  TPS54821: low resistance between PH and GND

  TI Thinks Resolved

  Part Number: TPS54821 Hi team, we recently discovered one faulty piece of TPS54821 after some time of operation. Behaviour is that DCDC does not work and PH pin seems to have 0.6Ohm to GND on un-powered board (same measurement on OK board shows >1k...
• 

  GARETH OU

  • 5 months ago
  • Power management
  • Power management forum

  TPS54821: design calculator tool

  TI Thinks Resolved

  Part Number: TPS54821 Hi Please help provide TPS54821 design calculator tool, Comp value needs to be calculated Thanks
• 

  Kevin Lai

  • 6 months ago
  • Power management
  • Power management forum

  TPS54821: Power cycling delay issue due to SS/TR pin

  • Resolved

  Part Number: TPS54821 Hi team, i have a customer using the device and is noticing that if they try
• 

  Kevin Lai

  • 7 months ago
  • Power management
  • Power management forum

  TPS54821: Higher than normal fail rate

  • Resolved

  Part Number: TPS54821 Hi team, my customer is using this device for a 14VIN, 5VOUT, 400mA nominal
• 

  Jimmy Lai

  • 9 months ago
  • Power management
  • Power management forum

  TPS54821: Value of OVP

  • Resolved

  Part Number: TPS54821 Hi Team Our customer want to know the value of OVP I can't find the value
• 

  Naveen Jakka

  • 9 months ago
  • Power management
  • Power management forum

  TPS54821: How to determine voltage divider resistor values

  • Resolved

  Part Number: TPS54821 Hello, I am trying to find out the values for the resistors in the voltage
• 

  PYTsai

  • over 1 year ago
  • Power management
  • Power management forum

  TPS54821: Output inductor temperature very hot ?

  TI Thinks Resolved

  Part Number: TPS54821 Hi We are using it for LED Driver power with Vin=12 V, Vout=6 V, Iout=3.84A. We following the Webech result to build the PCB. However see a problem the inductor temperature is very hot. Our schematics as below, can you help review...

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