Answered

• LM74680: LM74680

  

  Joaquin Lopez contreras

  Resolved

  Part Number: LM74680 Dear Sirs, I am thinking to use the above reference for a three phase rectifier. As there is not any application information for this subject, I have used some I have found in another manufacturer. If I send you my schematic,…

  • Resolved

  • 2 months ago
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Answered

• LM74680: Does TI has any parts similiar with LM74680

  

  Bill Xu

  Resolved

  Part Number: LM74680 Dear PL application engineer one thing need consult: Do we have any parts similiar with LM74680 to support a switch mode power supply second side synchronous rectifier application? the second side is full bridge rectifier with switching…

  • Resolved

  • 3 months ago
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• LM74680: Use LM74680 to replace the full bridge of wireless power receiver

  

  user5913722

  TI Thinks Resolved

  Part Number: LM74680 Tool/software: Hi I want to use LM74680 to replace the full bridge for wireless power receiver, but the frequency for my wireless power is 200Khz, and i see the max frequency for LM74680 is 1KHZ, why its frequency is so low…

  • 5 months ago
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Answered

• LM74680: LM74680 to replace Full Bridge Rectifier in low current dc power circuit with user selected polarity input

  

  Lee Clore

  Resolved

  Part Number: LM74680 Tool/software: I am looking to improve the input protection to a circuit we've made for a long time. Its currently using HD-04T Full Wave Rectifier feeding a hysteretic buck LED Driver at 24Vdc Nominal input voltage with 120mA…

  • Resolved

  • 5 months ago
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• LM74680: Overheating of semiconductor components

  

  ENRICO BORSETTI

  Part Number: LM74680 Other Parts Discussed in Thread: CSD88537ND , Dear Sirs at TI, To make a regulated power supply that provides 6.3 Vdc/4A, I first built a couple of prototypes with the LM74680 and the CSD88537ND, following the diagram 8-1 on page…

  • 9 days ago
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• LM74680: OUTP

  

  Shuji Ishiwata

  TI Thinks Resolved

  Part Number: LM74680 Tool/software: Hi All I have a question about the LM74680. If a PFC circuit is placed after the LM74680, I think that when the input voltage drops, the voltage at the LM74680's OUTP and EN terminals will also drop. For example…

  • 6 months ago
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• LM74680: Reverse current allowed in LM74680DRRR

  

  Tarun Bajaj

  Part Number: LM74680 Tool/software: Hi team, I am using the LM74680 for DC with Reverse polarity on input (Vin) reverse current prevention (from Vout to Vin) Vin input short circuit protection Both Vin and Vout are meant to used are a 48V…

  • 7 months ago
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• LM74680: modified sine wave

  

  Shuji Ishiwata

  Part Number: LM74680 Tool/software: Hi All, I have a question about the LM74680. Is it OK to input a modified sine wave? Best Regards, Ishiwata

  • 9 months ago
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• LM74680: Application Circuit

  

  TI-CSC

  TI Thinks Resolved

  Part Number: LM74680 Tool/software: Hello E2E Experts, Good day. Is it possible to use LM74680 for dual rail power supply like in attachment? What are the drawbacks? Regards, TICSC

  • 10 months ago
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Answered

• LM74680: error message "invalid expression for average(VOUT)"

  

  Chung ying Chan

  Resolved

  Part Number: LM74680 Tool/software: Hi I got error message "invalid expression for average(VOUT)" in PSpice for TI when I run LM74680. Is there any steps I missed in simulation tool?

  • Resolved

  • over 1 year ago
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