Answered

• TPS629203-Q1: Using two regulators with Auto PFM/PWM with AEE setting, switching frequency noise concerns

  

  Alec Fremier

  Resolved

  Part Number: TPS629203-Q1 Tool/software: I will be using two TPS629203-Q1. One will step the voltage down from 12V to 5V, the other will step the voltage down from 12V to 3.3V. I would like to use the Auto PFM/PWM with AEE setting for better performance…

  • Resolved

  • 6 months ago
  • Power management
  • Power management forum
Answered

• TPS629203: Output voltage accuracy

  

  TonyMCC

  Resolved

  Part Number: TPS629203 I am using the TPS629203 with FB pin VSET set to 34k (1% & 100ppm) per table 8-2 to create a 1.8V output voltage. Can you provide a formula that calculates the output voltage accuracy relative to the VSET resistor ? The formula…

  • Resolved

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

• TPS629203-Q1: TPS629203-Q1:

  

  stuart janes

  Resolved

  Part Number: TPS629203-Q1 Hi, I'm having issues with Power Designer 'simulation' for TPS629-Q1 accepting a Vin of 3V. 6V seems to be a minimum. Any ideas on a solution?

  • Resolved

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

• TPS629203: About recommended value of the capacitor

  

  Luke Sakamoto

  TI Thinks Resolved

  Part Number: TPS629203 Hi team, My customer noticed that the recommended range of the output capacitor and capacitor selected in 9.2.2.3.1 does not match. 4.7uF is "recommended". Which is true? is it a typo? Thanks, Luke

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

• TPS629203-Q1: VSET vs. R-Divider accuracy

  

  Hans

  TI Thinks Resolved

  Part Number: TPS629203-Q1 Hello Team, using 1% resistors for FB option the total accuracy will be -2.2% to +1.75% over the whole temp range, correct? So the VSET option provides better accuracy (with 1% R), correct? Thank you and Best Regards…

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

• TPS629203: Power source impedance

  

  ArTzy

  Resolved

  Part Number: TPS629203 Other Parts Discussed in Thread: , PSPICE-FOR-TI Hi Experts, S eeking your assistance about TPS629203DRLR. Customer is using this in a controller for LED lighting system. Below is the report: The power source is 8.6V Max 1mA…

  • Resolved

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

• TPS629203-Q1: Smart Enable internal pull down resistor value

  

  Hans

  Resolved

  Part Number: TPS629203-Q1 Hello Team, in order to enable the part at the desired voltage my customer needs to know the internal pull down resistor value, please. If possible can you provide R over Vin and temperature, please? Parameter …

  • Resolved

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

• TPS629203: What does dynamic mode change mean?

  

  Jason Hu27

  Resolved

  Part Number: TPS629203 Dear experts, as shown in the attached Table 8-1, what does dynamic mode change mean? If the current of my system during sleep is 20uA, and the current during operation is 20mA, considering the efficiency at light load, the 27.4K…

  • Resolved

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

• TPS629203: Smart-CONFIG allows except E96 R series?

  

  NY

  Resolved

  Part Number: TPS629203 Hi team, Customer is asking about for example 27kohm is allowed which is out side of E96, how this impact? Best regards, ny

  • Resolved

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

• TPS629203-Q1: How to measure Bode Plot?

  

  Hans

  Resolved

  Part Number: TPS629203-Q1 Other Parts Discussed in Thread: TPS62131 , Hello Team, how can I measure the bode plot, please? This appnote https://www.ti.com/lit/pdf/slva465 describes how to take the bode plot for TPS62131: Does this also work for…

  • Resolved

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

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