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  • LM3402: LM3402 Monte Carlo Analysis on PSpice

    Resolved
    Part Number: LM3402 Tool/software: Hi team, Do we have this analysis available in PSpice model? Customer said it will report error when applying this. What is the variety of the distribution? Thanks! Best, Josh
    • Resolved

  • LM3402: LM3402 any problems

    TI Thinks Resolved
    Part Number: LM3402 LM3402 Applied schematic diagram（As shown in figure 1） figure 1 schematic diagram When DIM= 3.3v, the oscilloscope is used to measure the signals of SW, CS and A respectively： Figure2 CS（red）and SW（yellow） As shown in…

  • LM3402: Military grade

    TI Thinks Resolved
    Part Number: LM3402 Other Parts Discussed in Thread: LM3409 Hi Team, Customer want to confirm if we have a military grade ( military aircraft to be precise) for this device. In the datasheet it mention about Military/Aerospace (page 4 of datasheet…
    • Answered

  • LM3402: Use in 2 series and 9 parallel

    Resolved
    Part Number: LM3402 Other Parts Discussed in Thread: TPS92200 Hi support team, Can the LM3402 use the following LEDs in 2 series and 9 parallel? It drives 18 in total. - LM3402 Vin: 8 ~ 36.5V - LM3402 Dimming signal: Duty 0~100％, 190Hz±20%, 7V or…
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  • LM3402: LM3402: large current ripple?

    TI Thinks Resolved
    Part Number: LM3402 I was using LM3402 to drive one 1W high power LED of 530nm, set current sensing resistor as 0.56 Ohm. Input a PWM dimming signal of 80kHz. Found some wave strange as attached using current probe on scope. That seems current wave…
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  • LM3402: Is it possible to output a high LED voltage?

    Resolved
    Part Number: LM3402 Hi, I'm considering using the LM3402 device. The specifications are as follows. The LED voltage is assumed to be 17.4V. Is it possible to output such a high voltage? (specification) VIN:24V VLED:17.4V (VF=2.9V*6) ILED:0.5A Best…
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    • Answered

  • LM3402: LM3402 max voltage on RON input

    Resolved
    Part Number: LM3402 Hello, We plan to use the LM3402 and noticed that: - the RON shall be tight to VIN through a resistor to set the ON time - the absolute maximum voltage on RON input with respect to GND is 7V - our VIN is higher than 7V There…
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  • LM3402: PWM dimming frequency range

    TI Thinks Resolved
    Part Number: LM3402 Hi, I need to know the recommend PWM frequency range for brightness control of LM3402. Also will it be sufficient if we apply a 3.3V logic PWM signal? Thanks Sivaraj,
    • Answered

  • LM3402: Solution for adjust current source

    Resolved
    Part Number: LM3402 Other Parts Discussed in Thread: TPS92640 Hi Team, My customer is looking for solution for adjustable current source, below is the requirements: Channel: 2 Adjustable Current: 0A~2A Maximum load: 25ohm Ripple: Vrms<=10mV…
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  • LM3402: High-frequency ringing on output

    Part Number: LM3402 We are using the LM3402 in a public transportation application where there are several (up to 40) LED strips, for internal lighting. We have been using them since 2012. However, recently the customer has decided to add tire inflation…

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