• TPS62740: TPS62740 efficiency measurement

  

  shuhei hayashi

  Part Number: TPS62740 Dear All, I have a question for TPS62740 efficiency measurement. I measured efficiency using the TPS62740EVM-186 evaluation board under the following conditions. Input voltage 5V, output voltage1.8V. Output current 20uA-300mA.…

  • 29 days ago
  • Power management
  • Power management forum

• TPS62740: Chip enable when the supercap is fully charged

  

  Andrea Azzimondi

  TI Thinks Resolved

  Part Number: TPS62740 Tool/software: Hello, I would like to know if it is possible to activate the enable signal when the supercap connected to the TPS62740 is already charged . What behavior should I expect? I am currently experiencing a malfunction…

  • 10 months ago
  • Power management
  • Power management forum
Answered

• TPS62740: Efficiency when in 100% mode operation

  

  Fabio Leitao

  Resolved

  Part Number: TPS62740 Tool/software: Hi TI team, We have been doing some measurements using the TPS62740 considering light output current loads. In our design the output voltage was set to 2.8V and the output load is ~2uA. The following graph shows…

  • Resolved

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

• TPS62740: TPS62740 - 100% Mode

  

  Fabio Leitao

  TI Thinks Resolved

  Part Number: TPS62740 Hi, When Vin decreases to VTH_100, the TPS62740 enters into 100% duty cycle mode. What is the efficiency during this status? Thank you. Fabio

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

• TPS62740: TPS62740

  

  munir ahmad

  TI Thinks Resolved

  Part Number: TPS62740 Hi, I need to know if the part passed latchup testing?

  • over 4 years ago
  • Power management
  • Power management forum
Answered

• TPS62740: Alternative components with wide VIN

  

  Fabio Leitao

  Resolved

  Part Number: TPS62740 Other Parts Discussed in Thread: TPS62840 , TPS62200 , TPS62080 , TPS62260 , TPS62290 Dear TI team, We are evaluating some options for buck converters. We are using the TPS62740DSSR in another project, but the input range is limited…

  • Resolved

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

• TPS62740: How to calculate the /measure Switching Frequency of TPS62740 IC

  

  Vinayak Potadar

  Resolved

  Part Number: TPS62740 Hello TI team, We are developing ultra low power device. we are using TPS62740 buck converter on our PCB. we wanted to calculate/check the frequency range. Our device requirement. V(in) : 3.6V V(out) : 2.5V I(out) : up…

  • Resolved

  • over 4 years ago
  • Power management
  • Power management forum

• TPS62740: TPS62740 enable

  

  Sammi Shang

  TI Thinks Resolved

  Part Number: TPS62740 Dear team, Customer use TPS62740. When pass ESD test, there is some probability that no output. Customer tried to add resistor between Vin and EN and still no output. Only they power down VIN and enable that the output become…

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

• TPS62740: TPS62740

  

  Masayuki Suzuki14

  Resolved

  Part Number: TPS62740 Is there Board level bibration test result of the PKG used for TPS62740DSSR? (2x3 12 pin SON). I can find 4x4 24lead LLP data in page 28 of QFN application report SNOA401R. If TI has same data for 2x3 12 SON. That will be fine

  • Resolved

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

• TPS62740: Following certificates needed for TPS62740DSS reference

  

  Agnès DOS SANTOS

  TI Thinks Resolved

  Part Number: TPS62740 Hi, We are developing a device using your component TPS62740DSS which is considered as a critical component for our device according to the ISO 13485 standard. Can you send us the proof of certifications announced in the data…

  • over 4 years ago
  • Power management
  • Power management forum

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