Answered

• REF3440: REF3440TIDBVR

  

  Petr Machacek

  Resolved

  Part Number: REF3440 Hello. I am trying to find a suitable second source for our existing design without having to change the layout. The REF3440T looks like it might be suitable, but please see the attachment to see if this circuit can be used for our…

  • Resolved

  • 8 months ago
  • Power management
  • Power management forum
Answered

• REF3440: Please help share the low frequency noise(f=0.1Hz to 10Hz) test equipment which we used

  

  Kygo Cheng

  Resolved

  Part Number: REF3440 Hi Team, There is a good new that we could DIN REF3440 ! And there have one thing need your support! Customer ask: 1. What the low frequency noise(f=0.1Hz to 10Hz) test equipment which we used. In REF3440 DS, it used below waveform…

  • Resolved

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

• REF3440: DBV package thermal resistance PCN question

  

  cafain

  Resolved

  Part Number: REF3440 Other Parts Discussed in Thread: REF34-Q1 Hi staff DBV package thermal resistance PCN question The customer was listed in the Before Revision F data sheet Designed with thermal resistance. RΘJB = 29.6 ℃/W, ψJB = 29.1 ℃/W　（ex: Revision…

  • Resolved

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

• REF3440: Use of the 'NC' pin

  

  Darren DeBattista1

  Resolved

  Part Number: REF3440 Hi, In regards to the 'S' version of the device (REF34xxS-Q1), the 'NC' pin in the datasheet is listed as 'Test pin, connect from 0V to 18V'. In the layout example on the datasheet, there is shown a trace coming out of this pin but…

  • Resolved

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

• REF3440: ADS8885 ref voltage

  

  Alen Barisic

  Resolved

  Part Number: REF3440 Other Parts Discussed in Thread: ADS8885 , , OPA333 , REF5045 Hi, could you please review our ref voltage circuit for ADS8885? Thanks! Best regards, Alen

  • Resolved

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

• REF3440: REF3440 negative voltage output?

  

  user3830479

  TI Thinks Resolved

  Part Number: REF3440 Dear TI: We need -4.096V reference voltage, Can REF3440 output -4.096V not add amplifier? I find LT6654 can output -4.096V directly. please give some advice, thanks !

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

• REF3440: Enhanced Product: reliability reports missing

  

  Vincent LORENTZ

  TI Thinks Resolved

  Part Number: REF3440 Other Parts Discussed in Thread: REF3425-EP , , , REF5040-EP Dear TI support team, I am looking for the reliability reports of the voltage references REF3425-EP and REF3440-EP. Since they are not online and also not selectable as devices…

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

• RE: Alternative to MAX6033BAUT41 (Supervisor)

  

  Masoud Beheshti61

  Hello, The following device is our closest match. Hope that helps: https://www.ti.com/product/REF3440 Thanks.

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

• ADS7028: Could we use ref5040 as the Vref for ADS7028?

  

  Liz Jiang

  TI Thinks Resolved

  Part Number: ADS7028 Other Parts Discussed in Thread: REF5040 , , REF3440 Could we use ref5040 as the Vref for ADS7028?

  • over 2 years ago
  • Data converters
  • Data converters forum

• RE: DAC8831-EP: power on/reset default state for VREF output

  

  Paul_Frost

  Hi Michael, I meant that the reference source IC would have an enable pin (like the REF3440). You could also consider using an output buffer amplifier that has a shutdown pin (like the OPA211). Thanks, Paul

  • over 2 years ago
  • Data converters
  • Data converters forum

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