• UC1901: Alternative for new designs

  

  Ayubu Mbogela

  TI Thinks Resolved

  Part Number: UC1901 Other Parts Discussed in Thread: UCC2808A-1 , TL494 Tool/software: Hello Team, I am considering U1901L for my new power system design for space application, to be used in feedback signal isolation. The TI website indicates zero inventory…

  • 3 months ago
  • Amplifiers
  • Amplifiers forum

• UC1901-SP: UC1901-SP

  

  Paul Simon

  Part Number: UC1901-SP Can I also get the accurate data (Lifetest report, parameters drift, ...) for this component ?

  • 7 months ago
  • Power management
  • Power management forum

• UC1901-SP: UC1901-SP

  

  Paul Simon

  TI Thinks Resolved

  Part Number: UC1901-SP I am using this part in an isolated FB loop for a critical voltage rail, I need to analyze end of life impact of the internal reference voltage, Is this data available?

  • 7 months ago
  • Power management
  • Power management forum
Answered

• RE: UC1901-SP: Avoiding the 2.5V Feedback Offset in Reference Design UC1843BEVM-CVAL

  

  Daniel Hartung

  Resolved

  Hey Vince, The 9.76 kOhm was just to pull current out of the transformer as a burden resistor. I don't believe its required in the form I suggested to implement the UC1901-SP. Thanks, Daniel

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

• UC1901: testing of voltage gain

  

  Kannan Sockalingam

  TI Thinks Resolved

  Part Number: UC1901 Hi, working with a customer who is trying to accurately test the voltage gain that is in the datasheet. Need some help on how to setup the device to do this measurement. They need to test the Gain parameter accurately. When the UC1901…

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

• UC1901-SP: Lifetest result - Vref, Vos, Ios and Ib parameter drift

  

  nico2

  TI Thinks Resolved

  Part Number: UC1901-SP Hello, We are using the UC1901-SP component for a space program. We saw in 5962-89441SMD that Life test of 125°C / 1000h was performed on component but no drift is given for the following parameters : Vref, Vos, Ios and Ib. …

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

• UC1901-SP: UC1901: impulse transfo turn ratio

  

  Jean-Francois Lemaitre

  Resolved

  Part Number: UC1901-SP Other Parts Discussed in Thread: UC1901 , UC1843 , Hello, I have a question regarding the turn ratio of the impulse transformer used in the following ref design : https://www.ti.com/lit/df/tidryc7/tidryc7.pdf?ts=1620324456848&ref_url…

  • Resolved

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

• UC1901-SP: TID Report?

  

  Furkan Fehmi Sefiloglu

  Resolved

  Part Number: UC1901-SP Hi Team, Can you please check and advise with the request below: " I could not find radiation resistance information for the product "5962-8944101VCA", which is the code available for the product UC1901-SP. Can you provide…

  • Resolved

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

• UC1901: Simulation model for SEE tests

  

  Tom LAVIGNE

  TI Thinks Resolved

  Part Number: UC1901 Hello, I am currently trying to model the behaviour of the UC1901 responding to single event effects. For that I follow the heavy ion single event effects radiation test report made by the ESA. https://escies.org/download/webDocumentFile…

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

• UC1901: UC1901 problem

  

  Aosker Liu

  TI Thinks Resolved

  Part Number: UC1901 Other Parts Discussed in Thread: UC3845 Hi Team good day! Customer have some question: There are three questions when uc1901 is used in isolate feedback: 1. What is the relationship between driver output drivA / B and comp or inv of…

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

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