• UCC21222-Q1: Supply current in disable mode

  

  PRAHLAD Supeda

  TI Thinks Resolved

  Part Number: UCC21222-Q1 Need UCC21222-Q1 Iq or Isleep current when IC in disable mode Vdis=high.

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

• UCC21222: Help to verify authenticity of this TI chip

  

  Vlad Blanshey

  Resolved

  Part Number: UCC21222 Hello, I received the batch of UCC21222DR TI chips from the major distributor . Strangely I suspect authenticity of this batch. The chips look much different from the previous batch. The usual TI logo is absent. We've been using…

  • Resolved

  • 11 months ago
  • Power management
  • Power management forum

• UCC21222-Q1: Abnormal Power Consumption and Voltage Waveform

  

  Jiahao Yu

  TI Thinks Resolved

  Part Number: UCC21222-Q1 Hello HPD Experts, My customer is using UCC21222-Q1, and the power consumption is abnormally large. They are running the dual pulse test, and found that Vge is abnormal when turning off and the power consumption is 4-times larger…

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

• RE: UCC21222-Q1: the total amount of UCC21222QDRQ1

  

  Sean Cashin

  Hi Chengdp, The information is now available at that location. Thank you for your patience. Best regards, Sean

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

• UCC21222-Q1: Please provide the land pattern of UCC21222-Q1 on very high priority

  

  Subhash Dhyani

  TI Thinks Resolved

  Part Number: UCC21222-Q1 Dear, PCB design is on hold due to unavailability of land pattern for UCC21222-Q1. Please provide the land pattern of UCC21222-Q1 on very high priority. Thanks and regards Subhash Dhyani

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

• UCC21222: Practical limit for a long Deadtime ?

  

  Vlad Blanshey

  Resolved

  Part Number: UCC21222 Other Parts Discussed in Thread: UCC21551 , , UCC21530 , SN6501 Hello, the datasheet of UCC21222D does not mention the recommended range of a deadtime resistor. Assuming that a capacitor ( 2.2nF) to bypass the deadtime resistor applied…

  • Resolved

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

• UCC21222: Driving CSD19536KCS two Parallel MOSFETs

  

  Raviraj Sumbe

  TI Thinks Resolved

  Part Number: UCC21222 Other Parts Discussed in Thread: CSD19536KCS , , CSD , TIDA-00364 Hi We are using CSD19536KCS two MOSFETs in parallel in synchronous boost application. To drive the MOSFETs we have used UCC21222 isolated driver with bootstrap. So, is…

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

• UCC21222-Q1: how to manage the B channel pin when only used A channel

  

  zhiguo Tong

  Resolved

  Part Number: UCC21222-Q1 Other Parts Discussed in Thread: UCC23513 hi， As i only used the UCC21222-Q1 to drive one power device with A channel，so i want to know how to manage the pins of B channel ，eg. make them to GND or just hang them ?

  • Resolved

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

• UCC21222: Can output A and B channels be powered from a single supply (common +12V and GND)?

  

  Vlad Blanshey

  Resolved

  Part Number: UCC21222 Hello, I am using UCC21222D gate driver to run a half bridge where the high side A is based on P-Channel MOSFET (after inverting A output) and low side B using N-Channel MOSFET so both high and low sides are referenced to the same…

  • Resolved

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

• UCC21222-Q1: VDD* UVLO impact

  

  Akihiro Hirata

  Resolved

  Part Number: UCC21222-Q1 Hello team, When either one of the VDDA or VDDB becomes UVLO conditions(Let's say VDDA UVLO conditions now), only OUTA is disabled? or both of OUTA and OUTB are disabled? Thank you. Regards, Hirata

  • Resolved

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

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