• TPS7A78: TPS7A78

  

  Y.Ottey

  TI Thinks Resolved

  Part Number: TPS7A78 Dear TI Team Please tell us about the following contents about TPS7A78. 1. Our customers are considering using TPS7A78 to meet IEC 60335-1. At that time, I think that Cap-Drop Capacitor (Cs) needs to select a capacitor that satisfies…

  • Resolved

  • 9 days ago
  • Power management
  • Power management forum

• TPS7A78: a few questions on implemetation

  

  Nicholas Carley

  TI Thinks Resolved

  Part Number: TPS7A78 We need to be able to take power in from one of 3 AC input terminals, which we diode-or together. So the AC input would already be half-wave rectified. Can we feed this part with an already rectified source? What is your expectat…

  • 20 days ago
  • Power management
  • Power management forum
Answered

• TPS7A78: TPS7A78

  

  Shlomo Perlshtein

  Resolved

  Part Number: TPS7A78 Hello. Why the PSRR and Noise graphes stop at 10Mhz? Can I get the data up to 200MHz? Thanks Shlomo

  • Resolved

  • 9 months ago
  • Power management
  • Power management forum
Answered

• TPS7A78: TPS7A78 simulation model error

  

  Florent Muret

  Resolved

  Part Number: TPS7A78 Other Parts Discussed in Thread: LM2903B Hello Team, I downloaded Simplis software simulation (by Simetrix), in order to do simulation with the TPS7A78 models that are availaible on the product page. My Simplis is working fine, but…

  • Resolved

  • 9 months ago
  • Power management
  • Power management forum
Answered

• TPS7A78: TPS7A7833 intermittently outputting 1.7V - Cldo_out, Cldo_in ratio?

  

  tc

  Resolved

  Part Number: TPS7A78 Other Parts Discussed in Thread: ISO7760 Hi, I have a design using TPS7A7833PWPT in HB mode. Intermittently it powers up and LDO_OUT is 1.7V rather than 3.3V. I suspect it may have to do with me violating the Cldo_in/Cldo_out 10:1…

  • Resolved

  • 5 months ago
  • Power management
  • Power management forum

• TPS7A78: 12V AC to 12V DC converter for power supply

  

  Jonathan Geronga

  Part Number: TPS7A78 Hi Team, Our customer is Looking for AC to DC converter for power supply with the following information: Input: 12V AC Output: 12V DC It's part of a basic transformer, rectifier, regulator power supply. This will need to support higher…

  • 6 months ago
  • Power management
  • Power management forum
Answered

• TPS7A78: Output current limit of cap-drop type regulator

  

  Nam, Dino

  Resolved

  Part Number: TPS7A78 Dear team, My customer was considering using TPS7A78 for their AC to DC power supply. But the requirement of output current is changed up to 300mA. But output current limitation of TAP7A78 is up to 120mA. Is there any solution to…

  • Resolved

  • 8 months ago
  • Power management
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• TPS7A78: TPS7A78 for high frequency application

  

  Satoshi Yone

  TI Thinks Resolved

  Part Number: TPS7A78 Hi, Team, I have 2 questions for TPS7A78. 1. Can TPS7A78 support the below DC input condition? Vin：～190Vdc Vout：6V？ Iout：～0.1A 2. Is it possible to use TPS7A78 for 100Hz~900Hz AC power? Best Regards, Satoshi Yone

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

• TPS7A78: TPS7A78 FB connectivity

  

  Sana rezgui

  Resolved

  Part Number: TPS7A78 Hello, I'm using the TPS7A78 part in FB mode to power digital circuits; in this case GND is not connected to AC-(Neutral) line. The GND line is tracking the AC- line, which could be the hot or neutral line and so far using the demo…

  • Resolved

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

• TPS7A78: 24VAC VIN use case?

  

  AnBer

  TI Thinks Resolved

  Part Number: TPS7A78 Team, 1)I am looking at the below use case: 24VAC VIN -> 12VDC Vout It seems that SCIN can be used as output. What would be the max current that could be sink from SCIN. The idea would be to use an LDO on SCIN to get 12VDC and not…

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

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