• TLVH431A: High Iref

  

  Danilo A.

  TI Thinks Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: TLVH431 , TL431 Hi Team, Posting on behalf of our customer. We have purchased TLVH431AIDBZ device (batch Y3T3) and we try to measure «Reference terminal current» parameter according to datasheet…

  • 1 month ago
  • Power management
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Answered

• TLVH431A: Difference in gain/phase characteristics and output oscillation in 3.3-V isolated flyback

  

  Conor

  Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: TLVH431 Hi, I would like to ask for your support regarding the TLVH431AQDBZR behavior in one of our customer's systems. Our customer is using TLVH431AQDBZR in the feedback circuit of a 3…

  • Resolved

  • 28 days ago
  • Power management
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• TLVH431A: Minimum cathode current required when VKA > Vref or VKA=VKAmax

  

  Jayjit Yadav

  TI Thinks Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: TLVH431 Tool/software: Hello Team, we were using TLVH431A for our new development. what will be the minimum cathode current when the Vka>Vref or Vka=Vkamax ? because as per below image in datasheet…

  • 11 months ago
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Answered

• TLVH431A: About abnormal fever of TLVH431A

  

  Kensuke Maezono1

  Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: TLVH431 Hi team! At IC2(TLVH431A),300mA flows through the REF terminal to Anode terminal, causing abnormal heat generation up to 150 degrees. I made 5 prototypes, but they all have the same phenomenon…

  • Resolved

  • over 4 years ago
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• TLVH431A-Q1: CATHODE pin voltage when OV protection

  

  Frank QIN

  TI Thinks Resolved

  Part Number: TLVH431A-Q1 Other Parts Discussed in Thread: TLVH431 Hi Team, We are using TLVH431AQDBVRQ1 in a ADAS project for 3.3V rail overvoltage detection and shut down. The overvoltage threshold is set as 4V typical. The schematic is shown as below…

  • over 2 years ago
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Answered

• TLVH431A: Looking for shunt voltage references.

  

  Jonathan Navor

  Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: ATL431LI Hi team, Good day! I need your help with choosing shunt voltage references. The basic requirements from the customer are the input voltage = 12VAC and the output =3VDC. I'm checking TLVH431A…

  • Resolved

  • over 3 years ago
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• TLVH431A: ΔVref / ΔVka actual value

  

  Tomohiro Hirano

  Part Number: TLVH431A ΔVref / ΔVka described in the data sheet 6P is described as TYP = -1.5mV / V, but in Fig7 described in 9P, it is approximately -0.55mV / V (Ta = 25 ° C). How much is your ability value? If there is a variation distribution such as…

  • over 3 years ago
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• TLVH431A: calculation tool

  

  Kelly Bai

  TI Thinks Resolved

  Part Number: TLVH431A Other Parts Discussed in Thread: TLVH431 , TL431 , TLV431 hi team, do we have TLVH431A calculation tool? I only find TL431 but can't find TLVH431 calculation excel. thanks.

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

• TLVH431A-Q1: CTE

  

  Simon Jagla

  TI Thinks Resolved

  Part Number: TLVH431A-Q1 Can we share CTE values of TLVH431AQDBVRQ1 and TLVH431AQDBVR ? If NDA is needed maybe it is enough to say if there is a difference between those parts. BR Simon

  • over 3 years ago
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• TLVH431A-Q1: Flicker noise characteristics@ VKA=1.8V?

  

  Yoshiki Ochi

  TI Thinks Resolved

  Part Number: TLVH431A-Q1 Hi team, Do you have or could we expect Flicker noise characteristics@ VKA=1.8V? Datasheet just has this characteristics @VKA=VREF=1.24 on Figure 11. Regards, Ochi

  • over 3 years ago
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