• ESD321: Pin 1 clarify

  

  Zoey Wu

  Part Number: ESD321 Tool/software: hi team, my customer find that the position of pin1 of ESD321 will be different in chips with different batches. U can refer to the picture , it is hard for customer to tell the position of pin1 just according to the…

  • 3 days ago
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Answered

• ESD321: ESD Circuit

  

  Shuji Ishiwata

  Resolved

  Part Number: ESD321 Other Parts Discussed in Thread: ESD122 , , STRIKE Tool/software: Hi All, I have some questions about ESD321 and ESD122. (1) The ESD321 has one diode circuit. The ESD122 has two diode circuits. 　　What are the advantages and disadvantages…

  • Resolved

  • 18 days ago
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• ESD321: ESD321: How do you tell the polarity of the package?

  

  Gary Lock

  TI Thinks Resolved

  Part Number: ESD321 Tool/software: Can someone please confirm the correct answer for the SOD-523 package part? The datasheet seems to be consistent and correct for the X1SON part, but is contradictory for the SOD-523 package part. And physical part…

  • 3 months ago
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• ESD321: unidirectional vs bidirectional ESD

  

  Roy Chou1

  TI Thinks Resolved

  Part Number: ESD321 Other Parts Discussed in Thread: STRIKE Tool/software: Hi Team, As I know, most of ESD are bidirectional structure. It can both positive and negative ESD strikes. And I am weird whether there is a scenario that only needs to be protected…

  • 2 months ago
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Answered

• ESD321: pin1 position

  

  Mia Ma

  Resolved

  Part Number: ESD321 Tool/software: Hi team, For out ESD321DYAR, the pin layout is as below So does that mean the start of the marking '1L8' is the PIN 1, if this understanding is correct? Thanks Best regards Mia

  • Resolved

  • 3 months ago
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• ESD321: Recommend SMT profile

  

  Khoi Le

  Resolved

  Part Number: ESD321 Tool/software: Hi apps team, I want to ask about ESD321DYAR SMT profile. The package will be SOT-5X3 (DYA) , do we have any document to support this, thanks.

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  • 4 months ago
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• ESD321: ESD321DPYR

  

  Prince Gola

  TI Thinks Resolved

  Part Number: ESD321 Tool/software: I am planning to use ESD diode (MPN: ESD321DPYR) in my current project. Can you please share the details of the standard followed for the 8/20us surge. How can i validate it at my end. Regards, Prince

  • 6 months ago
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• ESD321: Altium manufacturer part search footprint does not match the one recommended in datasheet.

  

  Buddika Sumanasena

  Resolved

  Part Number: ESD321 Tool/software: I am using the ESD321DPYR for a project. I downloaded the footprint available in the Altium manufacturer part search. However, I noticed that the PCB land pattern does not match the one given in page 19 of the datasheet…

  • Resolved

  • 6 months ago
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• ESD321: ESD protection for 2 USB port connectors

  

  Lou Morris

  Resolved

  Part Number: ESD321 I need advice on ESD protection for a USB connector on the front user panel of my design. My design has 2 boards; a panel-board and main-board. The main-board has an STM32F373 with a USB-C connector as well as ESD321DYAR diodes for…

  • Resolved

  • 8 months ago
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• ESD321: Correlation between ESD protective devices, junction capacitance, and electrostatic testing requirements

  

  Tonyx.wu

  TI Thinks Resolved

  Part Number: ESD321 As shown in the figure below, there is a significant difference in the ESD junction capacitance for the USB interface in TI's ESD protection devices. With different IEC 61000-4-2 electrostatic testing conditions, the recommended ESD…

  • 11 months ago
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