• TL431-Q1: Query on simulation model

  

  Naveen Bevara

  TI Thinks Resolved

  Part Number: TL431-Q1 Other Parts Discussed in Thread: TL431 Hi Team, One of my customer is using TL431 simulation model. They would like to know whether the model ( TL431x, TL432x TINA-TI Transient & AC Spice Model ) has the temp effect also included or…

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

• TL431-Q1: Resistor requirement ask

  

  Zirui Su

  TI Thinks Resolved

  Part Number: TL431-Q1 Hi team, My customer is evaluating our TL431Q1 product, they would like to know is that a must requirement for the following resistors R1, R2 accuracy be 0.1%, could it also be OK with accuracy 1% R1 and R2? Thank you!

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

• TL431-Q1: Power Dissipation and Thermal Estimation

  

  Dylan Zheng

  TI Thinks Resolved

  Part Number: TL431-Q1 Other Parts Discussed in Thread: TL431 Dear Expert, The application as below. How to calculate the power dissipation of TL431 and estimate thermal? Pdiss=Vcathode*I cathode? or Vref*Icathode? Thanks, Dylan

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

• TL431-Q1: I want to know how to identify STC and LOT from Product label

  

  ByungJu Jin

  Resolved

  Part Number: TL431-Q1 I am trying to purchase TL431BQDBZRQ1 from market . I would like to know below STC and LOT is correct or not. STC is 2496170ZAS LOT: 1070527ASH

  • Resolved

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

• TL431-Q1: The drift over temperature

  

  Duoduo Cheng

  Resolved

  Part Number: TL431-Q1 Other Parts Discussed in Thread: TL431 Hi team my customer want to know the voltage drift over temperature when VKA>VREF. in the datasheet, it only lists the drift when VKA = VREF. could you provide this information? BTW, do TL43xA…

  • Resolved

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

• TL431-Q1: what's the effect on Zka?

  

  Given Ding

  Resolved

  Part Number: TL431-Q1 Hi Team, I see there is |Zka| in EC table, but want to check what's the effect to application on this parameter? For example, if there is another part but has higher Zka, what does it means? Thanks. BRs Given

  • Resolved

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

• TL431-Q1: TL431A-Q1 accuracy

  

  Sherry Liang

  Part Number: TL431-Q1 Dear team, My customer TL431A-Q1 in their project, and they tested several chips and found that every device's output is 2.47V instead of the typical value 2.495V. I know our range is 2.47V-2.52V, but in my understanding, most chips…

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

• TL431-Q1: Comparison table between TL431BQDBZRQ1 & TL431LIBEDBZRQ1

  

  Helena Cho

  Resolved

  Part Number: TL431-Q1 Other Parts Discussed in Thread: TL431 Dear all, I would need the comparison table between TL431 B QDBZRQ1 & TL431 LIB EDBZRQ1. Thank you. Best regards, Helena Cho

  • Resolved

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

• TL432-Q1: Comparison with TL431-Q1

  

  Francesco Digiaro

  TI Thinks Resolved

  Part Number: TL432-Q1 Other Parts Discussed in Thread: TL431-Q1 , Hi, My question is if there are any differencies between TL431-Q1 and TL432-Q1 besides the pin switch between REF and CATHODE. Can I replace TL431-Q1 with TL432-Q1 with exactly the same functionality…

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

• TL431-Q1: Is Ika related to accuracy?

  

  Sherry Liang

  Resolved

  Part Number: TL431-Q1 Other Parts Discussed in Thread: TL431 Dear team, 1. Below specs are reference voltage's accuracy, and the test condition is Ika=1mA. If Ika>1mA, will the accuracy change? Is Ika related to accuracy? 2. How to calculate the…

  • Resolved

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

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