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  • TLC59283: Daisy chaining TLC59283 with buffer (74HCT245PW) in-between results in extra bit

    Resolved
    Part Number: TLC59283 Other Parts Discussed in Thread: SN74HCT245 Tool/software: We are using a buffer between TLC59283 and we a receiving an extra bit on the output pin between the two TLC59283. I created a couple of illustrations below to show the issue…
    • Resolved

  • SN74HC595: TLC59283 >> Shift register clock and data misalignment

    Answer Suggested
    Part Number: SN74HC595 Other Parts Discussed in Thread: TLC59283 Tool/software: Hello everyone! New to the forum here. Sorry if the part is wrong but apparently I can only choose power managment subforum with this IC. I'm designing a led driver with…

  • TLC59283: How to deal with unused output pin?

    TI Thinks Resolved
    Part Number: TLC59283 Hi team, How can I deal with unused output of TLC59283, like pin 19? Just floating? Regards, Xiaoying
    • Answered

  • TLC59283: Can different LED output channels be supplied from different voltages?

    Resolved
    Part Number: TLC59283 Hello, I have a TLC59283 application whereby some of the channels are 3 LEDs in series (Vf = 2.1V each for a total of 6.2V) but others are only 1 LED (Vf total of 2.1V). I saw that the maximum LED voltage for this part is 10V,…
    • Resolved
    • Answered

  • TLC59283: What is the optimal voltage to power 7 segment displays with this part?

    Resolved
    Part Number: TLC59283 Hello, I'm using a few TLC59283 ICs to drive seven segment displays, HDSP-521G, Vf = 2.0V. For highest efficiency and least heating of the TLC59283, what would be the best voltage to supply the LED displays with? 3.3V or 5.0V?…
    • Resolved
    • Answered

  • MSP432E401Y: Driving a TLC59283

    Resolved
    Part Number: MSP432E401Y Other Parts Discussed in Thread: TLC59283 Good afternoon, I am looking to drive 4x 7-segment displays using the TLC59283. The TLC59283 is driven by a synchronous serial interface, should I use one of the MSP432E401Y's SPI channels…
    • Resolved

  • TLC59283: Thermal pad connection

    Part Number: TLC59283 Hi, we are updating a legacy design where the GND connection of the TLC59283 (pin 22 in the QFN-24 package) is being filtered (probably for EMI reasons). In that design the thermal pad is connected to the same net, which means…
    • Answered

  • TLC59283: Daisy chaining the TLC59283 led driver

    Resolved
    Part Number: TLC59283 So, first off: I have successfully daisy chained the 8bit led drivers from the TLC591x series. This worked just fine, with 10 of them chained. After writing 9 more bytes, the latch register of the last matches what the first register…
    • Resolved
    • Answered

  • TLC59283: Total current capability

    Resolved
    Part Number: TLC59283 Hello experts, I have question for total current capability. TLC59283 can drive max 45mAx16ch = 720mA if we ignore thermal problem? Or is ther any total current limit as device? Thanks and best regards, Ryo Akashi
    • Resolved

  • TLC59283: EMI case at output current

    TI Thinks Resolved
    Part Number: TLC59283 Hi, My customer is using TLC59283 as LED driver. However, they are facing an EMI problem so I reach out to you for some help. Noise is detected in 23Mhz and 46Mhz when the LED is on, however when the LED is turned off the noise…

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