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Showing 73 results View by: Thread Post Sort by
    Answered
  • TLC5927: Vo Voltage Clarification

    Ketan Lakhera
    Ketan Lakhera
    Resolved
    Part Number: TLC5927 Hello, We are planning to use the TLC5927 IC for our application. I want to clarify what does Vo means in the data sheet. According to the recommended operating conditions, Vo max=17V( pic attached below) Please refer to…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • TLC5927: Does the device tolerate voltage at outputs (Vo) when VDD is not powered?

    Carl Thoma
    Carl Thoma
    Resolved
    Part Number: TLC5927 We have a customer who is interfacing to our OEM device through a TLC5927 (the LEDs reside on the customer's board). In some situations, they might drive voltage onto the LED sink outputs (Vo) while our device is unpowered (no VDD…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • TLC5927: About OUT pin

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: TLC5927 Hi All, I have a question about TLC5927. (1) Please tell me the on resistance of the OUT pin. (2) Please tell me how to handle unused OUT pins. Best Regards, Ishiwata
    • over 4 years ago
    • Power management
    • Power management forum
  • RE: TLC5927: LED flickering when TLC5927 controller turn on all the channels

    Hardy Wu
    Hardy Wu
    Hi Silverman, Could you help to share the schematic and capture the data you sending? For the issue 1, could you help to check the power supply of VLED, is there any limitation clamping the power or current? Also measure the voltage on output pins…
    • over 5 years ago
    • Power management
    • Power management forum
  • TLC5927: Open-Circuit Detection threshold voltage

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: TLC5927 Hi All, I have a question about TLC5927I. Which is the correct Open-Circuit Detection threshold voltage, 0.5% or 0.5? 7.6 Electrical Characteristics : 0.5% ×target Table 1. Open-Circuit Detection : IOUT,Th = 0.5 × IOUT…
    • over 4 years ago
    • Power management
    • Power management forum
  • TLC5927: Use as an IO expander

    Shuji Ishiwata
    Shuji Ishiwata
    TI Thinks Resolved
    Part Number: TLC5927 Hi All, I have a question about TLC5927. (1) Do CLK and SDI have a tolerant function? (2) Which of the rising and falling edges of CLK is the timing when the SDO data is reflected? (3) If a short circuit is detected, is the…
    • over 4 years ago
    • Power management
    • Power management forum
  • TLC5927-Q1: TLC5927 LED Driver (Error detection mode)

    pil joo huh
    pil joo huh
    Part Number: TLC5927-Q1 Deal all I have question about error detection mode operates Question When current is controlled by internal S / W, error detection operates even in normal operation. 1. Current control: It can control from 0 to 65535 (16bit…
    • over 5 years ago
    • Power management
    • Power management forum
  • TLC5927-Q1: error register reading compatibility with TLC5926-Q1

    O'Mellin
    O'Mellin
    TI Thinks Resolved
    Part Number: TLC5927-Q1 Other Parts Discussed in Thread: TLC5926 Team, is a firmware written for TLC5926(-Q1) going to be compatible with TLS5927-Q1. I guess it boils down to : does the addition short to vled detection capability adds 1 bit per channel…
    • over 3 years ago
    • Power management
    • Power management forum
  • TLC5927: clocking in sequence

    ajayt
    ajayt
    TI Thinks Resolved
    Part Number: TLC5927 I have a quick question about the TLC5927 – well more of a clarification really. With reference to the data sheet , figure 7 am I right in assuming that: The first bit clocked in controls OUT15 The last bit clocked in controls…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TLC5927: TLC5927 / Hysteresis of control input pin

    S.Satoshi
    S.Satoshi
    Resolved
    Part Number: TLC5927 Hi, The control input pin seem to have Schmitt-Trigger Input but there is no information of hysteresis in Electrical Characteristics. Can you please check it internally? Best Regard, Satoshi / Japan Disty
    • Resolved
    • over 8 years ago
    • Power management
    • Power management forum
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