• TPS3823-30-Q1 Datasheet Question

  

  Anthony F. Seely

  I'm trying to understand a spec in the datasheet, and it seems to be contradictory. Basically, it's how low a voltage will this chip work and keep my MCU's reset pin asserted. The way this is spec'd it says down to VDD=0.4V (based on the…

  • over 4 years ago
  • Automotive (Read-Only)
  • Automotive Forum (Read-Only)

• RE: TPS3850-Q1: Vsense : 3.7 - 4.1V, standard watchdog timer

  

  Michael_DeSando

  Shinji, Does Vsense monitor only undervoltage? If so, I think TPS3851-Q1 is the correct device as this is undervoltage monitor with standard watchdog.. This will require external resistor divider on VDD because there is no fixed threshold for TPS3851…

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

• RE: TPS3813-Q1: TPS3813 floating WDI pin / / disable watchdog during programming phase

  

  Michael_DeSando

  Resolved

  Nicola, There is no way to disable TPS3813-Q1 unfortunately. TPS3850, TPS3851 or TPS382x family (TPS3820, TPS3823, TPS3828, TPS3824) will work or the devices you mentioned in the app note will work. -Michael

  • over 2 years ago
  • Power management
  • Power management forum

• TPS3825-Q1: TPS3825-50QDBVRQ1 is obsolete, what is the closest match

  

  Jared Becker

  TI Thinks Resolved

  Part Number: TPS3825-Q1 Other Parts Discussed in Thread: TPS3825 , TPS3824 , TPS3823 Hi Team, It appears that the TPS3825-50QDBVRQ1 is obsolete. Can you please provide me with the closest match to this device? Thanks! Jared

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

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