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Frequent questions

  • [FAQ] TLC6983EVM: [FAQ] TLC698x: How to master TLC698x devices in LED Wall market within five minutes?

    Part Number: TLC6983EVM Other Parts Discussed in Thread: TLC6983 , , MSP430F5529 The TLC6983 is a highly integrated common cathode matrix LED display driver with 48 constant current sources and 16 scanning FETs. A single TLC6983 is capable of driving…

  • [FAQ] LM5176-Q1: Automotive and non-automotive part compatibility

    Part Number: LM5176-Q1 Other Parts Discussed in Thread: LM5176 , Hi, I'd just like to confirm that the automotive variants of the LM5176 are 100% compatible as a drop-in replacement for the non-automotive variants? I.e. my design uses an LM5176PWPR…

  • [FAQ] TPS53318: [Grounding the ROVP Pin on TPS53318 & TPS53319

    Part Number: TPS53318 What is the recommended connection for the ROVP pin?

  • [FAQ] TPS546D24A: Does the USB-to-GPIO dongle have internal pull-ups? What resistance? To what voltage?

    Part Number: TPS546D24A The TI USB-to-GPIO interface dongle does include internal pull-ups to the on-board 3.3V supply voltage. The Pull-up resistor values are selectable with 4 levels, set through the USB Adapter Settings option under the TOOLS menu…

  • [FAQ] TPS546D24A: What termination voltage can the PMBus / SMBus / I2C bus pins support and what pull-up resistors should be used?

    Part Number: TPS546D24A Can the TPS546D24A PMBus / SMBus / I2C port be pulled up to 1.8V? The TPS546D24A's digital interface pins PMB_CLK and PMB_DAT are designed to support SMBus 3.1 1MHz class High-Power digital interface. Per the SMBus 3.1 specification…

  • [FAQ] UCC21520: Parallel resitor between Gate and Source and 0V ground plane

    Part Number: UCC21520 Hi, I have seen a 10kOhm resistor between Gate and Source (see R14 and R12 in the attached fig from tidue55b.pdf), but I cant figure out why the resistor is there. My guess is because measuring purposes without a MOSFET being…

  • [FAQ] LM25118: Why can't operate when Vin is lower than 4V?

    Part Number: LM25118 Hi team, My customer used this device in their system but they need support Vin voltage low to 3.5V. But currently they found when input voltage is lower than 4V, our device will be off. Below is their circuit and please advise…

  • [FAQ] LM2663: How much ESR and capacitance are recommended for external capacitor?

    Part Number: LM2663 Hi team, Could you tell me How much ESR and capacitance (range) are recommended for external capacitor as C1 and C2? I would like to use LM2633 as +2.5V input and -2.5V output converter. Regards, Ochi

  • [FAQ] BQ77216: How do I reduce the cell count?

    Part Number: BQ77216 When I don't need all 16 cells of the BQ77216, how should I connect the inputs?

  • [FAQ] TPS650864: What to do with unused voltage regulators / rails?

    Part Number: TPS650864 Hello, The TPS650864 has multiple default settings options (orderable part numbers) but it is common that they won't be a perfect match for a given design. What should I do if I don't want to use one of the regulators that…

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