Answered

• TPS81256EVM-121: Output voltage looks noisy

  

  PATRICK OHARA

  Resolved

  Part Number: TPS81256EVM-121 Other Parts Discussed in Thread: TPS81256 , BQ24075 , TPS61027 , TPS61022 Hello, The input of the TPS81256-EVM is provided by a BQ24070X-EVM. When powered from either the battery or USB, the output of the TPS81256 is 5.0V as expected…

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• TPS81256EVM-121: Output voltage does not reach 5V

  

  Y.Ottey

  TI Thinks Resolved

  Part Number: TPS81256EVM-121 Dear all, When customer used TPS82156EVM, abnormal symptoms appeared. When used under the following conditions, the output voltage (Vout) rises only to 3.6V. ・ Vin = 3.75V ・ Vout = 5V ・ Iout = approx. 200mA (Load is connected…

  • over 5 years ago
  • Power management
  • Power management forum
Answered

• RE: TPS81256 input capacitor

  

  Chris Glaser

  Resolved

  The TINA model just copies the EVM design: http://www.ti.com/tool/tps81256evm-121. The EVM includes the input cap as we have no idea what people will connect on the input. With your battery, you don't need the large input cap. You could use our TPS60400…

  • over 12 years ago
  • Power management
  • Power management forum

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