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  • TPS922052: PWM pulse width and hysteresis effect with flexible dimming

    Resolved
    Part Number: TPS922052 I have built and have been testing the following circuit based on the TPS922052. I used a draft tool shared with me to compute some of the values, and then looked at the EVAL schematic for further information. I'm putting the chip…
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  • [FAQ] How to design the CSP and CSN pin components for TPS922055 / TPS922054 / TPS922053 / TPS922052?

    Resolved
    Other Parts Discussed in Thread: TPS922052 , TPS922055 , TPS922054 , TPS922053 How to design the CSP and CSN pin components for TPS922055 / TPS922054 / TPS922053 / TPS922052?
    • Resolved

  • TPS922052: Is it possible to prevent sleep mode without external trigger pulses?

    Tool/software: The device goes into sleep mode after 57ms and it takes about 5ms until the full LED current is present. Question is how to prevent sleep mode. Idea is to have a 160ns pulse every 50ms to prevent sleep mode. Not sure what the intend is…

  • TPS922052: How to increase LED current rapidly in the analog dimming mode.

    Part Number: TPS922052 Tool/software: Hello guys, One of my customers is considering using TPS922052 for their new products. At this moment, they have the following questions. Could you please give me your reply? Q1. They'd like to control LED brightness…
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  • TPS922052: operate at 100% output without a processor such as an MCU

    Resolved
    Part Number: TPS922052 What should I do if I want to operate at 100% output without a processor such as an MCU? If necessary, please tell me about the circuit and timing of ADIM/HD, EN/PWM, Vcc, etc.
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  • [FAQ] Is there a simulation model for TPS922055 / TPS922054 / TPS922053 / TPS922052?

    Resolved
    Other Parts Discussed in Thread: TPS922052 , TPS922055 , TPS922054 , TPS922053 Is there a simulation model for TPS922055 / TPS922054 / TPS922053 / TPS922052?
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    • Answered

  • [FAQ] Is there a calculation tool for TPS922055 / TPS922054 / TPS922053 / TPS922052?

    Resolved
    Other Parts Discussed in Thread: TPS922052 , TPS922055 , TPS922054 , TPS922053 Is there a calculation tool to help me design the external components for TPS922055 / TPS922054 / TPS922053 / TPS922052?
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    • Answered

  • TPS922052: Is the resolution of analog dimming up to 8 bits?

    Resolved
    Part Number: TPS922052 There is no clear description of the electrical characteristics, so I asked just to be sure. Is the resolution of analog dimming up to 8 bits? (Is this due to the specifications of the internal DAC?) For example, even if FADIM…
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    • Answered

  • TPS922052: Unable to smoothly fade in/out using Flexible Dimming mode

    Resolved
    Part Number: TPS922052 Other Parts Discussed in Thread: TPS92641 , Using TPS92205xEVM Input voltage 48V Connecting to a single COB LED (18V / 500mA) PWM frequency (for ADIM + PWM input) 4KHz I'm initializing Flexible Dimming mode as described…
    • Resolved

  • TPS922052: How to calculate the delay time from PWM signal input to LED current turning on/off.

    Part Number: TPS922052 Other Parts Discussed in Thread: TPS92641 , TPS922054 Tool/software: Hello guys, One of my customers is considering using TPS922052 to their new products. At this moment, they have the following questions. Could you please…

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