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  • LM74502: Designing with LM74502QDDFRQ1

    Part Number: LM74502 Tool/software: Hello Team, We are using the IC LM74502QDDFRQ1in one of our products. The +12V_SUPPLY is from an AC to DC adapter. MPN - AEJ160PS12 The adapter is rated for a maximum current of 12.5A. We have 3* BFB1112H DC blower…

  • LM74502: Request for SPICE Model of LM74502HDDFR

    TI Thinks Resolved
    Part Number: LM74502 Tool/software: Could you please provide the SPICE model for the LM74502HDDFR (OR Controller Source Selector Switch N-Channel 1:1 TSOT-23-8) ? If there are any specific requirements or formats you prefer for this request, please let me…

  • RE: LM74502: LM74502: LM74502 was never really resolved, I see the same issue on the LM74502 evaluation board

    Hi Klaus, OV recovery works fine on our system. This looks to be some setup issue due to high ringing on power rail. Regards, Shiven Dhir
    • Answered

  • LM7480: Differences between LM7480, LM7481 and LM74502

    Resolved
    Part Number: LM7480 Other Parts Discussed in Thread: LM7481 , LM74502 , Tool/software: Hello, I am currently designing a protection circuit for our device. Our device operate at 48V with output current of around 8A We would like to protect it from: Reverse…
    • Resolved

  • LM74502: Unencrypted SPICE model.

    TI Thinks Resolved
    Part Number: LM74502 Tool/software: Hello, I am looking for the unencrypted version of the LM74502 SPICE model, my company uses LTSpice for our simulations and the current version is not compatible. I will use PSpice in the meantime, but I would really…

  • LM74502-Q1: usecase disconnect switch

    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502 Tool/software: Hello our customer is looking to use LM74502 in a disconnect switch for BMS They are using 2 x B2B Fets in parallel. Mosfets used Infineon-IAUAN04S7N004 with a 0.39mOhm…

  • LM74502: Reverse polarity protection for 48V BLDC motor controller

    Part Number: LM74502 Other Parts Discussed in Thread: BP-AM2BLDCSERVO , TPS4800-Q1 Tool/software: Hello, we are currently in the process of designing a BLDC motor controller with an input voltage of 48V and a targeted output power of around 1.5kW. In…

  • LM74502-Q1: Designing with LM74502QDDFRQ1

    TI Thinks Resolved
    Part Number: LM74502-Q1 Tool/software: Hello Team, We are using the IC LM74502QDDFRQ1 for one of our products. The circuit is attached below. As you can see, the over voltage is set at 13.75V. The circuit is working well for reverse polarity. We have give…
    • Answered

  • LM74502: Does LM74502 support external power supply?

    Resolved
    Part Number: LM74502 Tool/software: Hi Team, My customer has a special application need your kindly support. The LM74502 is acting as high-side switch to drive back to back MOSFET, the input is fix 12V while the output is battery. In customer application…
    • Resolved
    • Answered

  • LM74502: In-Rush Limiting Resistor Selection Criterion

    Resolved
    Part Number: LM74502 Tool/software: For limiting In-Rush current, in the data sheet you give a formula for selecting CdVdT. There is no guidance given for selecting a value for Rg, the resistor in series with this capacitor. Your Evaluation board for…
    • Resolved

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