• MC34063A: MC34063A

  

  Roberto Benevelli

  TI Thinks Resolved

  Part Number: MC34063A Tool/software: During usual production of electronic boards (consolidated ten-years-old design), we had an oscillator and regulation issue at startup of an MC34063A regulator in buck configuration. The circuit has 220uF input cap…

  • 1 month ago
  • Power management
  • Power management forum

• MC34063A: Design review for MC34063A

  

  Peter Tseng

  TI Thinks Resolved

  Part Number: MC34063A Hi Team, Please help to check the design of MC34063A. Thanks.

  • 1 day ago
  • Power management
  • Power management forum

• MC34063A: MC34063A

  

  C S

  TI Thinks Resolved

  Part Number: MC34063A Tool/software: Dear TI team, Please help with the continuous Output current capability of this IC vs Vout range. Also if any related application note or calculation tools is available ??

  • 6 months ago
  • Power management
  • Power management forum

• RE: MC34063A: Technical Issue Report – MC34063A Overheating and Failure Under Load

  

  Devaraj Kannan

  Dear Feng, Feng Ji said: Please measure the voltage across R140. That is the two terminals of R140. Connect the probe GND to "+34V The previously measured waveform shared to you on 5th September 2025 is as per your instructions only. The probe is…

  • 1 month ago
  • Power management
  • Power management forum

• MC34063A: Abnormal Assistance

  

  GARETH OU

  Part Number: MC34063A Hi The customer has a question 1.Are there different L/C in the same reel? (OAETD + OATEN ) 2.The test waveforms of normal and abnormal products are as follows Input 12V; L2 ON period measured about 5usec; ​​TC measurement…

  • 24 days ago
  • Interface
  • Interface forum

• MC34063A: MC34063A

  

  addy kr

  TI Thinks Resolved

  Part Number: MC34063A Tool/software: Hi, i am using MC34063A IC for boost the battery voltage to 12v, 1.5A rating. my specification is- 12v battery input, 12v output@1.5A current so please suggest circuit with proper inductor value and feedback…

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

• MC34063A: Interter converter

  

  Jeff YANG

  TI Thinks Resolved

  Part Number: MC34063A Tool/software: Hi, Does MC34063A can support Vin12V, Vout = -12V/1A appliction? Is there have any reference design can share to us? Or any other part can work in this application? Thanks! Jeff

  • 5 months ago
  • Power management
  • Power management forum

• MC34063A: there seems to be overcurrent when startup for newly bought item

  

  Yuchen Yeh

  Part Number: MC34063A Tool/software: The MC34063 is deployed in a 5V-to--5V inverting configuration, drawing input power from a 5V rail regulated by a 100mA linear regulator. We recently acquired a new batch of MC34063 components (Lot/Date Code: SEAL…

  • 1 month ago
  • Power management
  • Power management forum

• MC34063A: MC34063A getting damaged.

  

  Vivek V

  Part Number: MC34063A HI Team As discussed through live chat, in one of my ongoing projects, we are using MC34063A in our controller as a DC-DC buck convertor. Over a period of time, Say 1 or 2 year. our customers are facing some failures in Controller…

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

• MC34063A: mc34063a

  

  ALEX Kapa

  Part Number: MC34063A hello. I am using mc34063 as 24 to 12v dc converter. I want to use maximum current from mc34063. I just short Rsc=0(current resistor) ,is it ok to use such design for maximum current use? Regards Alex

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

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