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Showing 13 results View by: Thread Post Sort by
  • TLC59461: Selection recommendation

    Rhea Gao
    Rhea Gao
    TI Thinks Resolved
    Part Number: TLC59461 Hi, I have a demand for LED drivers, please help to recommend whether there is a suitable product. 1. Each LED pin has a total of 6 light beads, 2 in a string, 3 groups together, the current of each string is up to 40mA; 2…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TLC59461 maximum output current with GS function (Mode=L) after power on

    David Huang14292
    David Huang14292
    Resolved
    Other Parts Discussed in Thread: TLC59461 , TLC5941 , TLC5940 , TLC5943 , TLC5944 , TLC5946 Hello, TLC59461 is used to drive four LEDs. Vcc=5V. Mode=L, (pin6) is connected to GND with 0R and R45 is not installed. XHALF=H TLC59461 works as…
    • Resolved
    • over 16 years ago
    • Power management
    • Power management forum
  • Answered
  • TLC59108: Does the device consumption current increase when LED is dis-connected to OUTn with OUTn on state?

    Kazuya Nakai59
    Kazuya Nakai59
    Resolved
    Part Number: TLC59108 Other Parts Discussed in Thread: TLC59461 Hello guys, One of my customers is considering using TLC59108 for their new products. They used TI LED driver, TLC59461 for their past product. Then they knew the following action described…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • RE: TLC5944: Optimizing power consumption (VCC), with all LED's off

    Kenneth Du
    Kenneth Du
    Hi, David, These are not new parts and have similar function with TLC5944. TLC59461 has lowest Icc among these 3 devices. Thanks. Regards, Kenneth
    • over 8 years ago
    • Power management
    • Power management forum
  • RE: TLC5941 showing odd behavior

    Kiyoshi Narisawa
    Kiyoshi Narisawa
    Hello Madhu-san, Regaring your question, In case of no additional SCLK pulse of #193, when input dot correction data after this, MSB of DC data goes to low. #193SCLK is used for changing switch between GS and DC. If it's possible ,could you show…
    • over 13 years ago
    • Power management
    • Power management forum
  • RE: TLC5940 current supply

    Kiyoshi Narisawa
    Kiyoshi Narisawa
    Hello Michael-san, I replied for your previous mail now. And regaring for your these questions, 1).Yes, it's almost correct.and plus Icc. 2).I think overtheating is caused by voltage drop of Vcc. As I wrote on previous mail, when IC is powered…
    • over 13 years ago
    • Power management
    • Power management forum
  • RE: TLC5941 dying

    Kiyoshi Narisawa
    Kiyoshi Narisawa
    Hi Andrew-san, My name is Narisawa and in charge of LED driver in development group. When add high voltage to signal pins before power on, IC is dameged. To avoid this, ffirst power on in IC and then add high voltage to signal pins next. Or add…
    • over 13 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: PWM chip selection

    John Bottrill
    John Bottrill
    Resolved
    Hi, I've attached the 2013 User's Guide for power products. Starting on page 53 you will find a selection of PWM controllers. many of these teh frequency can be varied according to external criteria. As an example if you use a UC3842 it is a simple…
    • 2013 Power Management Guide.pdf
    • over 13 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: 110/220 VAC to 12 KVDC Push Pull supply?

    John Bottrill
    John Bottrill
    Resolved
    Gary, Most any of our power controllers with dual output capability will provide the control. See attached document starting at page 50 with the dual output controllers on page 53 and 54 and choose what features you want. Regards, John
    • 2013 Power Management Guide.pdf
    • over 13 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: UCC3806 reference design and simulation model

    John Bottrill
    John Bottrill
    Resolved
    Hello, The UCC3806 is a dual output controller though it can be used in a flyback where only one of the outputs are used to drive the switch it might be better to choose a single output controller. Look at page 46 of the attached under General Purpose…
    • Power management guide 2011.pdf
    • over 13 years ago
    • Power management
    • Power management forum
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