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  • LM7480-Q1: Role of Diode D2 at Figure 10-25

    Resolved
    Part Number: LM7480-Q1 Hi team, Could you give me comment on following customer question? Q1. What is the role of the D2 (85V) at Figure 10-25 in the datasheet? Is it always required? Q2. Could you tell me how to select D2? Best regards, Takeshi…
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  • LM7480-Q1: use of parralel mosfets/ negative spikes at vout

    Resolved
    Part Number: LM7480-Q1 Other Parts Discussed in Thread: LM74800-Q1 , Hi I would like to use the LM74800 for an application in a vehicle electrical system for reverse polarity and overvoltage protection. No bidirectional current flow is allowed, as there…
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  • LM7480-Q1: OV, SW and HGATE connection when not used

    Resolved
    Part Number: LM7480-Q1 Dear e2e Support, When used in an "ideal diode only" configuration, without the OVP, could you confirm that we should connect: - OV to GND - SW floating - Vsns to Vbatt - HGate floating Regards,
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  • LM7480-Q1: Design review

    Resolved
    Part Number: LM7480-Q1 Hi, Could you please verify the below schematic. Design critical requirements: 1. VSUPPLY is 3S lithium battery (9V - 12.6V), might reach 14V 2. Output current: 10A continuous. 3. Downstream DC/DC is TPS62135RGXR (VIN…
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  • RE: LM7480-Q1: Layout for minimum conductor clearance

    Resolved
    Hi Praveen, Below are two specific schematic option examples I am thinking of. I am assuming OUT should be connected to VS rather than float. Option A (externally short VSNS/SW but leave unconnected from anything else). Alternately, as stated previously…
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  • LM7480-Q1: Maximum negative voltages on pins to accommodate inductive loads

    Resolved
    Part Number: LM7480-Q1 Other Parts Discussed in Thread: LM7480 , LM74800EVM-CD In figure 11-1 of the LM7480-Q1 data sheet TI shows D2 being used to protect against negative transients. Question 1 If we have an inductive load (such as a motor), we can…
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  • LM7480-Q1: availability

    Resolved
    Part Number: LM7480-Q1 Other Parts Discussed in Thread: LM7480 , LM5060 Hi I already raised a question on the LM7480-Q1 production availability today , titled something like "LM7480-Q Production release information" I received an "automated reply…
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  • LM7480-Q1: Output voltage clamp function

    Resolved
    Part Number: LM7480-Q1 Other Parts Discussed in Thread: LM76202-Q1 , LM7480 Hi team, Looking at the below fugire, it seems LM7480-Q1 has adjustable over voltage clamp function like LM76202-Q1. Is it correct? If so, is the clamp voltage calculated…
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  • LM7480-Q1: Overvoltage, undervoltage, reverse polarity protection - 1 switch only

    Resolved
    Part Number: LM7480-Q1 Other Parts Discussed in Thread: LM5060 Team, as in the thread title, is it possible to have LM7480-Q1 in a configuration for OVP, UVP and reverse polarity protection with just one ext. switch? Reason for this is high current…
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  • LM7480-Q1: MOSFET Failure Detection

    TI Thinks Resolved
    Part Number: LM7480-Q1 Hello, We are using the LM74800 in a new project. We have a question: will the IC issue a fault if a MOSFET fails either in an open or short condition? Thank you, Keith

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