• LM2577: Required LM2577-ADJ IC downloadable spice Model ( .lib or snp format)

  

  Pavan Vanarase

  TI Thinks Resolved

  Part Number: LM2577 Required LM2577-ADJ IC downloadable spice Model ( .lib or snp format). To perform Simulation of our Power supply circuit PCB in Ansys HFSS circuit tool.

  • over 2 years ago
  • Power management
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Answered

• LM2577: LM2577 application note as a forward converter problem

  

  Fernando Lagomarsino

  Resolved

  Part Number: LM2577 Hello, Im trying to desing a DC-DC converter as a forward, based on the application note: AN-776 20 Watt Simple Switcher Forward Converter (Rev. A). First of all the subscripts of the variables changes every time and it makes difficult…

  • Resolved

  • over 3 years ago
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Answered

• LM2577: What if Vin > Vout on LM2577

  

  Carsten Thuesen

  Resolved

  Part Number: LM2577 Hi, I have a circuit where I use LM2577 to boost Vin to Vout (24V). In most cases Vin < Vout and all is according to spec. However there might be situations where Vin >= Vout. So will Vout = Vin - V_diode (from the schottky…

  • Resolved

  • over 4 years ago
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Answered

• LM2577: LM2577 Snubber Circuit

  

  John Scoles

  Resolved

  Part Number: LM2577 Stuck on the LM2577 again I have the design bread-boarded and sort of working for 12Vin and +-15 volts out so that means I willl require the Snubber circuit as well. as the the transformer is Lp=200 and the input voltage is 12…

  • Resolved

  • over 4 years ago
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• LM2577: ILIM(min) for this IC

  

  Marvin Cantos

  Part Number: LM2577 Other Parts Discussed in Thread: LM5157 Hi Team, Good day. I am posting this inquiry on behalf of the customer. " I am looking for the ILIM(min) for this IC LM2577 I am not able to find it in the datasheet https://www.ti.com…

  • over 2 years ago
  • Power management
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• LM2577: Voltage issue in LM2577SX

  

  sonali zodage

  TI Thinks Resolved

  Part Number: LM2577 Hello, We are using LM2577SX-ADJ/NOPB (U19) converter to boost the voltage from 23.7 V to 27.3 V. Attached schematic circuit is working and tested circuit and we have been using this circuit for long time and we get expected boost…

  • over 3 years ago
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Answered

• LM2577: Can LM2577 be used to create 24V output from 6-30V input

  

  Carsten Thuesen

  Resolved

  Part Number: LM2577 Other Parts Discussed in Thread: LM5118 , LM5156 , LM5155 Hi, we have a varying voltage source (from a generator) that can have a wide voltage range from 6-30V. This voltage has to be regulated to a stable 24V output for an external…

  • Resolved

  • over 4 years ago
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Answered

• LM2577: LM2577S-ADJ/NOPB

  

  Alan Rosenberg

  Resolved

  Part Number: LM2577 Hi, We are noticing a discoloration of the exposed metal only on this particular part after Reflow soldering. This is evident in the picture below when comparing the lead color to that of other components. There is no issue with…

  • Resolved

  • over 5 years ago
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• LM2577: LM2577

  

  Oswald Mesidor77

  TI Thinks Resolved

  Part Number: LM2577 I'm using the LM2577SX-ADJ/NOPB and I would like to confirm the over TI_LM2577.docx current limit at 9.3V and 11.54V. TI_LM2577.docx

  • over 6 years ago
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Answered

• LM2577: Is this a typo on the Data sheet

  

  John Scoles

  Resolved

  Part Number: LM2577 Is this a typo on the DataSheet or is that referring to the >=47 uf cap from this paragraph and the designer picked 100uf vs 47uf And one more quick question. Am I correct in assuming this 100uf cap would be an electrolytic…

  • Resolved

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

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