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Frequent questions

  • [FAQ] What is Creepage and Clearance in Isolated Switches and Switch Drivers?

    Other Parts Discussed in Thread: TPSI2140-Q1 Creepage and Clearance in Isolated Switches and Switch Drivers Creepage and clearance distances are industry standard requirements that dictate the minimum spacing between the any two exposed metal contacts…

  • [FAQ] How Can I Simulate TPSI305x-Q1 Using PSpice for TI?

    Other Parts Discussed in Thread: TPSI3050-Q1 Sometimes it can be challenging to simulate devices models in PSpice For TI given all the different buttons and knobs. The intent behind this post is to guide the reader on how to simulate the TPSI305x-Q1 models…

  • [FAQ] BQ25756 Schematic and Layout Checklist

    Other Parts Discussed in Thread: BQ25756 Hello all, Here is the BQ25756 Schematic and Layout Checklist: 2335.BQ25756 Schematic Checklist.pdf Best Regards, Ethan Galloway

  • [FAQ] TPS3704: Is there a tool to calculate external resistor values

    Part Number: TPS3704 Hello, What is the best way to calculate the values of external resistors for adjustable versions for TPS3704 and TPS3704-Q1?

  • [FAQ] LM4120: LM4120 Next Generation Alternatives

    Part Number: LM4120 Other Parts Discussed in Thread: REF4132 , REF35 Hello, Do you have a list of next generation alternatives for LM4120 family? Thank you.

  • [FAQ] BQ76952: What is the Soft SHUTDOWN state?

    Part Number: BQ76952 I am trying to enter SHUTDOWN mode, but the device will not SHUTDOWN. I think I may be in Soft SHUTDOWN, but I have some questions: How do I know if the device is in Soft SHUTDOWN? How is Soft SHUTDOWN different from SHUTDOWN…

  • [FAQ] BQ76952: How does SHUTDOWN mode work?

    Part Number: BQ76952 I would like to know more about SHUTDOWN mode. What methods can I use to enter SHUTDOWN mode? How do I know if my device is in SHUTDOWN mode? How do I WAKE the device from SHUTDOWN mode?

  • [FAQ] Frequently Asked Questions: Solid State Relays

    What is Avalanche Breakdown? How Can I Simulate TPSI305x-Q1 Using PSpice for TI? What is Creepage and Clearance in Isolated Switches and Switch Drivers? How do I setup TPSI305x-Q1? How do I choose the right MOSFET for the TPSI3xxx Isolated Switch…

  • [FAQ] What is Avalanche Breakdown?

    Other Parts Discussed in Thread: TPSI2140-Q1 Avalanche breakdown in power FETs Avalanche breakdown can occur in any power FET, as its preconditions are met when the FET is off and there is a high potential from drain to source. It is an important…

  • [FAQ] BQ25720: How to set maximum input current limit?

    Part Number: BQ25720 Hi， How to understand the description about “nominal or typical input current limit” and “maximum input current limit”，which one is the actual input current limit？How to add“100mA/200mA offset” to calculate the “ maximum input…

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