• TPS62097: Soft-Start Issue

  

  Peter Abdelmalak

  TI Thinks Resolved

  Part Number: TPS62097 Tool/software: Hello TI team, I am connecting 300uF capacitors to the SS/TR pin to get roughly 30 seconds of voltage ramp-up time. However, when I turn the device off, the capacitors take very long time to discharge and turning…

  • 5 months ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum
Answered

• TPS62097: switch frequency

  

  pengzhao wen

  Resolved

  Part Number: TPS62097 Tool/software: The frequency of the chip is far below 2.5Mhz when the MODE pin is open. The value of frequency is about 1.9Mhz and changed with load current

  • Resolved

  • 8 months ago
  • Power management
  • Power management forum

• RE: TPS62097-Q1: Replacement for the RP506L001N-TR-A

  

  Excel Regidor

  Hi JH, If you don't have further queries, I will close this thread. Thank you. Best regards, Excel

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

• TPS62097-Q1: Pin FMA

  

  Hanjie Li

  Part Number: TPS62097-Q1 Hello TI team, there is no available document for Pin FMA on the product page of TPS62097-Q1. I would like to inquire if you can provide additional information about Pin FMA for that part. thanks & best regards, Hanjie Li

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

• TPS62097: Problem where Vout increases and soft start becomes invalid when Vin start is not 0V

  

  Satoshi

  Resolved

  Part Number: TPS62097 I'm having issues with a very small number of TPS62097PWKRs. When raising a specific TPS62097 from Vin: 330mV to 3.3V, the following two problems will occur. (It operates normally when Vin rises from just under 300mV.) ・Vout…

  • Resolved

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

• TPS62097-Q1: The method of canceling discharge by 165ohm in silicon at EN=Low

  

  yu ma

  Part Number: TPS62097-Q1 Other Parts Discussed in Thread: TPS62097 Dear TI colleagues, TPS62097-Q1 is supporting pri-bias SS. Nevertheless TPS62097-Q1 is having also discharge function with 165ohm in silicon. This function will occur the problem that…

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

• TPS62097: Start-up with pre-biased output

  

  Ciro Blazevic

  TI Thinks Resolved

  Part Number: TPS62097 We are using TPS62097 on several of our boards. Does this device have any problems if it is started with voltage present on the output? This is the case when output capacitors are not completely discharged and enable signal is applied…

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

• TPS62097: Clarify EN pin electrical specification!

  

  Paul Yeh

  Resolved

  Part Number: TPS62097 Hi team, Could you explain the meaning of EN pin specification? see below table. Why Vh_en min. value is 2V and typical value is 1.6V? Why the definition is not like Vh_mo? Currently customer GPIO voltage is 1.8V, so is it ok to…

  • Resolved

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

• TPS62097: Spikes at SW

  

  Hao Jie Chan

  Resolved

  Part Number: TPS62097 Hi TI, I just noticed at no load, the SW will see spikes higher than maximum rating... Even the screenshot from EVM seems to show the same thing: So this screenshot is taken from https://e2e.ti.com/support/power-management-group/power…

  • Resolved

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

• TPS62097: Softstart Time without Css?

  

  PY (Pengyu) Song

  Resolved

  Part Number: TPS62097 Hi team, What is the softstart time without Css? In datasheet, minimum softstart time can be achieved by removing Css but datasheet does not reveal what will be the value.

  • Resolved

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

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