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  • DRV8802-Q1: about input electrolytic capacitor at VMx pin

    Other Parts Discussed in Thread: DRV8802-Q1 Dear all, I would like to know about input electrolytic capacitor at VMx pin. Are there some concerns if electrolytic capacitor fall below the recommend value (100uF) by capacitor's temperature character and…

  • DRV8802-Q1; control pins internal construction

    Dear all, Could you teach me about following control pin's internal construction? Do these pins have internal pull down resistor or not? [target pins] ・BI1 ・BI0 ・AI1 ・AI0 ・BPHASE ・BENBL ・APHASE ・AENBL ・DECAY ・nSLEEP ・nRESET Best regards,
    • Answered

  • DRV8802-Q1; setting of chopping current

    Resolved
    Dear all, 【Question】 In following case, could you teach me your some concerns? Could I use this device like this in the first place? I selected resistor(ISENx) to set I(CHOP) ≒ 1.5A along Equation 1 at data sheet. However, I found that I(CHOP) will…
    • Resolved
    • Answered

  • Can DRV8802-Q1 dual driver be bundled together?

    Resolved
    Other Parts Discussed in Thread: DRV8801-Q1 , DRV8802-Q1 , DRV8802 , DRV8828 I'm FAE of distributor,I support Automotive customers in Japan. Customers want DC motor driver, request spec is max 40V,3A output. They feel DRV8801-Q1 is not enough max voltage…
    • Resolved
    • Answered

  • DRV8802-Q1: how to set R(ISENx), Abs max of ISENSEx pin

    Resolved
    Dear all, I read following post, but I could not understand. Could you help me? Finally, I could understand this device will not be broken over 8V in short current with small peak. And you mentioned that 2.1V is the worst case because of ESD cell.…
    • Resolved
    • Answered

  • DRV8802-Q1; capacitor value at VCP and VMA

    Resolved
    Dear all, Which capacitor value should I choose? At data sheet p.3, you recommend '0.1uF / 16V' capacitor. However 0.01uF capacitor is used at Typical Application Diagram at data sheet p.13. Best regards,
    • Resolved

  • About usage of DRV8802-Q1 for 24V system

    Other Parts Discussed in Thread: DRV8802-Q1 , DRV8802 , DRV8301 , DRV8711 Hi , There is a question about how of DRV8802-Q1 to use application 24 system. Is the power supply targeting 24V system to it in this device, although the electrical characteristics…
    • Answered

  • RE: DRV8802: Usage of winding current

    Resolved
    Hi David, Q0. Difference between -Q1 products. The DRV8802 and DRV8802-Q1 devices are very similar. The operating ambient temperature of the -Q1 product is higher than the non -Q1 device. Q1. Can AENBL pin and BENBL pin respond to MHz range on/off signals…
    • Answered

  • DRV8802 Control output current by VREF

    Resolved
    Other Parts Discussed in Thread: DRV8802-Q1 , DRV8802EVM , DRV8802 , DRV8412 Hi We want to regulate winding current with DRV8802-Q1. We refered SLVA416 application report and tried to do it with DRV8802EVM. As an evaluation, the VREF input for DRV8802EVM…
    • Resolved
    • Answered

  • RE: DRV8823: DRV8823 diagnostics

    Resolved
    Hi Martin, Most of our other devices have at least some kind of fault indication on the output. The DRV8823 appears to be one of our earlier devices which does not provide fault indication with the protection features. We have many devices that meet…

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