• ISOUSB211: ISOUSB211 Packet Corruption during Enumeration?

  

  John Seaber

  Part Number: ISOUSB211 We manufacture a commercial USB galvanic isolator utilzing the ISOUSB211 and have identified a repeatable enumeration failure with the AudioQuest DragonFly Red USB DAC (Hardware v1.0, firmware v1.0.8) and a short list of other audio…

  • 5 months ago
  • Isolation
  • Isolation forum

• ISOUSB211: ISOUSB211: Can side 2 be powered from side 1 if VBUS not needed for Side 2?

  

  Jonathan Lui

  TI Thinks Resolved

  Part Number: ISOUSB211 Hi, I am designing an unique application with the ISOUSB211 where: Side 1 is the host side, VBUS1 (5V) from the host is available to power the ISOUSB211. Side 2 is the device side, and we don't need to provide VBUS to the device…

  • 2 months ago
  • Isolation
  • Isolation forum
Answered

• ISOUSB211: ISOUSB211 3.3 V Power Rail and Connectivity Issue

  

  Daniel Corbin

  Resolved

  Part Number: ISOUSB211 Hi, I'm developing an application where I'm using the ISOUSB211 to provide isolation for my self-powered peripheral device. I've followed the design guidance in the datasheet, specifically section 10.1.3, to design my circuit…

  • Resolved

  • 6 months ago
  • Isolation
  • Isolation forum

• ISOUSB211: ISOUSB211 schematic review

  

  Jesse Chang

  TI Thinks Resolved

  Part Number: ISOUSB211 usb isolation-TI.pdf Hi Sir, Could you help to review the attaced schematic for Isolated Peripheral - Bus-Powered application? Side 1 is connected to Tablet via USB type C plug and side 2 is connected to MCU. Thanks.

  • 9 months ago
  • Isolation
  • Isolation forum
Answered

• ISOUSB211: Schematic Review

  

  Francis Jiang

  Resolved

  Part Number: ISOUSB211 Hi Team, Could you please help review below schematic? Thanks. Besides the lack of VBUS TVS, any other issues? BRs, Francis

  • Resolved

  • 2 months ago
  • Isolation
  • Isolation forum

• ISOUSB211: ISOUSB211 Side 2 connected to self power circuit

  

  Boris wainshtein

  TI Thinks Resolved

  Part Number: ISOUSB211 Hi, I am designing an isolated USB hub. Side 1 is connected to the USB connector, which may or may not be connected to the PC USB port. Side 2 is connected to the isolated circuit, powered by an external power supply, and includes…

  • 10 months ago
  • Isolation
  • Isolation forum

• ISOUSB211: Is dying schematic review needed

  

  Oliver Studman

  TI Thinks Resolved

  Part Number: ISOUSB211 Hi here is a design i have for the ISOUSB211 and when connecting a using a usb tester with no down stream device connected is drawing 200ma this was a few ma until I connected a down steam device which caused this high idel current…

  • 1 month ago
  • Isolation
  • Isolation forum

• ISOUSB211-Q1: Design Review

  

  Sri Krishna V

  TI Thinks Resolved

  Part Number: ISOUSB211-Q1 Other Parts Discussed in Thread: ISOUSB211 , I am using ISOUSB211 not ISOUSB211-Q1 as it is not yet avaliable for purchse. Can you help us review the schematic ISO USB.pdf

  • 3 months ago
  • Isolation
  • Isolation forum
Answered

• ISOUSB211: About USB Data Connections

  

  Ryu Yamashita

  Resolved

  Part Number: ISOUSB211 Hi team, Regarding the USB data signals D±, would it be okay to connect D- to DD+/UD+ and D+ to DD-/UD-? Due to PCB layout constraints, we would like to reverse the polarity of the connected signals. Best Regards, Ryu.

  • Resolved

  • 3 months ago
  • Isolation
  • Isolation forum

• ISOUSB211: Failure of the ISOUSB211DPR EMC test

  

  Andrzej Kuczwara

  Part Number: ISOUSB211 Hello. I am designing a circuit using the ISOUSB211DPR. During engineering tests at a certified laboratory, it turned out that we have EMC exceedances as shown in the image below. Due to company policy, I cannot post the PCB…

  • 1 month ago
  • Isolation
  • Isolation forum

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