Answered

• TPS3897: Can Vsense have voltage applied be Vcc?

  

  Russell Wetherley1

  Resolved

  Part Number: TPS3897 Hello E2E, Can a voltage be applied to the Vsense pin of the TPS3897 before Vcc as long as the 7V_max spec is not violated? The event should only last about 10ms. Thanks! Russell

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• TPS3897: The variation of the reset delay time

  

  tateo yamashiro

  Resolved

  Part Number: TPS3897 Hi, We got a question from the customer about TPS3897. Could you help us? [Question] How should we estimate the variation of the reset delay time? We assume the delay time is determined by I(ct), V(ct), C(ct), and 40us. Therefore…

  • Resolved

  • over 6 years ago
  • Power management
  • Power management forum
Answered

• TPS3897: for 0.5V sensing

  

  tateo yamashiro

  Resolved

  Part Number: TPS3897 Other Parts Discussed in Thread: TPS3895 , TPS3808 Hi, We got a question from the customer about TPS3897. Could you help us? [Question] Can the IC meet 0.5V sensing which the sense voltage connects to SENSE pin directly? According…

  • Resolved

  • over 7 years ago
  • Power management
  • Power management forum

• TPS3897: EN threshold voltage

  

  Johnny Guo

  TI Thinks Resolved

  Part Number: TPS3897 Hi, Team, I just want to ask what is the accurate EN threshold of TPS3897? We need to use the EN voltage to monitor another voltage rail. Thanks. Johnny

  • over 7 years ago
  • Power management
  • Power management forum
Answered

• TPS3897: delay time setting up to 4s

  

  Johnny Guo

  Resolved

  Part Number: TPS3897 Hi, team, May I ask whether we can set TPS3897A delay time to 4s, that means to set CT cap to 1uF. And what is your suggested maximum delay time setting? Thanks. Johnny

  • Resolved

  • over 7 years ago
  • Power management
  • Power management forum
Answered

• TPS3897 - RESETOUT_SINK CURRENT ?

  

  Antony

  Resolved

  Hi , In our current design , we are planning to use TPS3897 for voltage monitoring(5V). we have connected LED at the open-drain output and a FET based level translator that is connected to the interrupt pin of the processor. We would like to know…

  • over 9 years ago
  • Power management
  • Power management forum

• RE: TPS3897 - Active high is pin 4?

  

  Viktorija Cecil

  Thank you!

  • over 8 years ago
  • Power management
  • Power management forum

• TPS3897 - To Monitor 5V supply

  

  Antony

  Other Parts Discussed in Thread: TPS3897 , TPS3710 , TPS3839 , TPS3890 Hi, We have a requirement to monitor +5V power supply , When the voltage drops below 4.5 volts we need to indicate the status via LED and the same input is give to 1.8V tolerant…

  • over 9 years ago
  • Power management
  • Power management forum

• BQ25895: BATFET disabled on battery insertion

  

  Jochem van Kranenburg

  Part Number: BQ25895 Other Parts Discussed in Thread: TPS3897 Tool/software: Dear experts, I just found out that the BQ25895 disables BATFET whenever I plug in my battery with hesitation. If I plug it in smoothly, it powers right up. It is not a problem…

  • 4 months ago
  • Power management
  • Power management forum

• TPS25947: Minimal off time need to configure in HW

  

  Heath Raftery

  TI Thinks Resolved

  Part Number: TPS25947 Other Parts Discussed in Thread: TPS25984B , TPS37-Q1 , TPS25980 , TPS3897 , TPS3840-Q1 Tool/software: Looking for a response to this thread . Can the TPS25947 be configured / substituted to introduce a lock out time?

  • 8 months ago
  • Power management
  • Power management forum

Didn't find what you are looking for? Post a new question.