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Showing 19 results View by: Thread Post Sort by
  • UCC21320-Q1: UCC21320 VDDA&VDDB fail

    Eric Liu(SZ-FAE)
    Eric Liu(SZ-FAE)
    TI Thinks Resolved
    Part Number: UCC21320-Q1 Other Parts Discussed in Thread: UCC21550-Q1 Tool/software: Hi team, For this device, our customer need cover ICT test ,when unpowered up , they will inject a external voltage into UCC21320 VDDA& VDDB pin, they found that…
    • over 1 year ago
    • Power management
    • Power management forum
  • UCC21320-Q1: Gate signal issue

    Jimmy WANG
    Jimmy WANG
    Part Number: UCC21320-Q1 Hi team, Could you help check what issue caused the situation? why does high output delay around 2us then turn to low? thanks Green is High side input Red is High side output Blue is low side input Yellow is low side…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • UCC21320-Q1: Designing with UCC21320-Q1

    Shibin Varghese
    Shibin Varghese
    Resolved
    Part Number: UCC21320-Q1 Hello Team, We are designing an isolated MOSFET driver using the IC UCC21320-Q1. The Pin VDDA is driven from an isolated power supply 15V_VDDA and is referring to the GND. The US_ is another voltage that is completely isolated…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21320-Q1: EMC report

    Lijia Zhu
    Lijia Zhu
    Resolved
    Part Number: UCC21320-Q1 Hi team, Is there any EMC report for this device? B&R Lijia
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • UCC21320-Q1: May I use UCC21320-Q1 to replace AduM4223?

    Jimmy WANG
    Jimmy WANG
    TI Thinks Resolved
    Part Number: UCC21320-Q1 Hi team, May I use UCC21320-Q1 to replace AduM422? but the package is a little bit different. Any attention will be noted? thanks!
    • over 4 years ago
    • Power management
    • Power management forum
  • UCC21320-Q1: VDDx UVLO: If VDDA is below UVLO, but VDDB is OK, do only OUTA will be held low while OUTB continiouly follow the input signal?

    Yoshiki Ochi
    Yoshiki Ochi
    TI Thinks Resolved
    Part Number: UCC21320-Q1 Other Parts Discussed in Thread: UCC21551 Hi team, If VDDA is below UVLO, but VDDB is OK, will only OUTA be held low while OUTB continiouly follow the input signal (and vise versa)? Regards, Ochi
    • over 1 year ago
    • Power management
    • Power management forum
  • UCC21320-Q1: UCC21320-Q1 Motor Driving Capabilities

    Arif Kanganolli1
    Arif Kanganolli1
    TI Thinks Resolved
    Part Number: UCC21320-Q1 Hello, I am planning to use UCC21320-Q1 to drive 4 pole BLDC Motors. I would like to know can Channel A source current to the coil when turned on then sink away the current when turned off ? or do I need to use both channel…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21320-Q1: Has it passed "VDE V 0884- 11" or just pending?

    Yoshiki Ochi
    Yoshiki Ochi
    Resolved
    Part Number: UCC21320-Q1 Hi team, Has UCC21320-Q1 passed "VDE V 0884- 11" or just pending? "6.6 Insulation Specifications" looks UCC21320-Q1 follows this certification but "6.7 Safety-Related Certifications" says all certification is still "Planned…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21320-Q1: How does the UCC21320 Supply Current being affected by gate drive?

    Wilson Pang
    Wilson Pang
    Resolved
    Part Number: UCC21320-Q1 Hi TI team, May I know how does TI calculate the Supply Current for VDDA and VDDB of typical 2.5mA as shown below? I am interested to know how the parameters of freq 500KHz, Cout 100pF and VDDA = VDDB = 12V were used to…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • UCC21320-Q1: Apparent undervoltage lockout when there shouldn't be

    Alexander Petersen
    Alexander Petersen
    Resolved
    Part Number: UCC21320-Q1 Other Parts Discussed in Thread: UCC21530 I have used the UCC21530 a couple of times before and have been very pleased with it, but for a new application channel B is running from a simple 15V supply rail, while channel A bootstrapped…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
>

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