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  Nesh Johny

  • 2 months ago
  • Power management
  • Power management forum

  LM5101A: Operating temperature range

  • Resolved

  Part Number: LM5101A Dear Sir, Could you confirm the operating temperature range of part number
• 

  Max Han

  • 4 months ago
  • Power management
  • Power management forum

  LM5101A: can LM5101A support -2.75V between HO and HS pin?

  TI Thinks Resolved

  Part Number: LM5101A Hi in customer's system, LM5101A is used to drive hard switch full bridge MOSFETs below is the waveform on HO-HS, -2.75V negative voltage can be seen. customer want to know if LM5101A can support this -2.75V? is there any...
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  Richard Herring

  • 1 month ago
  • Simulation, hardware & system design tools
  • Simulation, hardware & system design tools forum

  RE: TIDA-01292: Gate Driver LM5101BMA query

  Hello Viabhav, If you are running simulations, you can find the simulation models in the LM5101A product folder which should have the TTL compatible inputs. Please confirm if this addresses your question, or you can post additional questions on this...
• 

  zhao zhaoyong

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

  LM5101A: LM5101A

  TI Thinks Resolved

  Part Number: LM5101A Hello. LM5101 finds problems in testing, and TI needs to help confirm. When LM5101 is used, when the LM5101 5pin(HI) and 6pin(LI) level are low, the 3pin(HO) level output is high. The actual test is not the same as Datasheet....
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  Richard Herring

  • 1 month ago
  • Power management
  • Power management forum

  RE: UCC27211: Powering gate driver HB pins with isolated flybuck supplies powered by LM5017

  Hello Vishaal, Thank you for the interest in the UCC27211 gate drivers and LM5107. I support the high power gate drivers and can address the UCC27211 related questions. With the large capacitance on the HB to HS pins the internal boot diode may not...
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  Richard Herring

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

  RE: LM5101A: LO output voltage minimum ratings in AC

  Hello Johnny, I am an application engineer at TI supporting this device and will address your questions. For the LM5101A The LO output Abs Max rating of -0.3V minimum value is a DC rating and AC (peak) rating. The UC27210 was tested and characterized...
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  Richard Herring

  • 7 months ago
  • Power management
  • Power management forum

  RE: UCC27201: UCC27201DR and LM5101AMNOPB Which one is better for Sync BUCK MOSFET Driver

  Hello Cheney, As you have likely seen from the datasheets the LM5101A and UCC27201 are similar half bridge drivers with 100V HS voltage rating and 3A drive current. The differences are mainly in two areas. The VDD rating of the UCC27201 recommended...
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  Al B

  • over 2 years ago
  • Power management
  • Power management forum

  LM5101A: Reliability concern if slight over-voltage applied to pin 6 on the negative side?

  TI Thinks Resolved

  Part Number: LM5101A From my customer who is qualifying this device for their new project: Engineering team found that the voltage applied to pin 6 is being exceeded on the negative side slightly: “During routine testing, an over-voltage on...
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  Richard Herring

  • 10 months ago
  • Power management
  • Power management forum

  RE: LM5101C: internal bootstrap diode specs

  Hello Yang, Thank you for your interest in the LM5101C. I am an applications engineer supporting this device and will work to address your questions. The bootstrap diodes in the LM5101x half bridge drivers and other TI 100V half bridge drivers is...
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  Richard Herring

  • 10 months ago
  • Motor drivers
  • Motor drivers forum

  RE: Schematic review help for high-side/low-side driver

  Hello Glenn, I am with the high power drivers application team, and have reviewed the schematic sent thru a private channel from Rick. I do have some comments and suggestions. I think Rick mentioned comments about C8, C10 and C9 values, and I agree...

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