Posted on November 14, 2011 at 14:28 Hi Niraj, Can you tell me : 1) What is the switching frequency at no load? 2) What is the core that you are using and how many primary turns and value of primary inductance? This information may help throw some ...
Posted on January 21, 2011 at 15:59Hi, To better understand could you let me know: 1) What is the output current from the 5973? Is it heating up significantly? 2) After you turn off: do you wait for some time before measuring again? 3) The feed bac...
Posted on June 16, 2010 at 10:47Hi, What is the status of the DIM pin? Is it fed with a PWM or is it floating? Is the device oscillating at all? Have you seen the Lx pin waveform? What are the values of the RILIM and BILIM resistors? Is the inductor...
Posted on May 18, 2010 at 09:43Hi Dave, Just to understand: When you mean breadboarding an SMPS, do you have a proper PCB? I am assuming you do or it will not work Second, try putting a 60/100W domestic incandescent light bulb in series with the inp...
