Search tips
Showing 66 results View by: Thread Post Sort by

  • LM74930-Q1: LM74930-Q1: Polarity inversion protection + battery charger

    Part Number: LM74930-Q1 Tool/software: Hi guys, Hope you are doing well. I am working on a battery (INR18650) protection circuit against polarity inversion & overcurrent (possibliy voltages min/max). In a previous topic, the following schematics…

  • LM74930-Q1: Doubt about OV resistor ladder

    TI Thinks Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 Tool/software: Could someone explain me when use resistor divider ladder of OV function connected to VIN or VOUT? Is not clear to me when use it connected to VIN or VOUT. I wanna use LM74930…
    • Answered

  • LM74930-Q1: Suitable for 48V vehicle supply system?

    Resolved
    Part Number: LM74930-Q1 Tool/software: Hello TI team, As the title question, 70 load-dump test The parameters are as level2 , The peak of pulse is Up70V. Supply Voltage is 58V. The pulse will keep td 0.5ms with Ri 0.2ohm input resistance. The max…
    • Resolved
    • Answered

  • LM74930-Q1: Questions on OVCLAMP, output capacitance and PWM

    Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 , , LM74502H Tool/software: Hello, I have some questions on the LM74930. It is not clearly in datasheet how to handle the OVCLAMP Signal. Can you check, if my understanding is OK? - OVCLAMP…
    • Resolved
    • Answered

  • LM74930-Q1: Vout clamp current capacity

    Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 Tool/software: The LM74930 datasheet shows at first page a image "Unsuppressed Load Dump 200 V - Output Clamp" and Vout stays clamped during all load dump time at 37V. How is…
    • Resolved

  • LM74930-Q1: HGATE MOSFET damaged even with 500mA current load

    TI Thinks Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 Tool/software: Hi, I used LM74930-q1 to work as a high side switcher (with OV,UV, OC protection), during the testing, I found a problem on the board, the HGATE MOSFET will be very easily…
    • Answered

  • LM74930-Q1: LM74930-Q1 PSpice Transient Model ERROR

    Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 , Tool/software: PSPICE ERROR ERROR(ORPSIM-15116): Unable to find library file filtsub.lib. ERROR(ORPSIM-15107): Unable to make index for library file C:\Users\E362248\Downloads\snom787\nom…
    • Resolved

  • LM74930-Q1: About the upper limit of Ciss

    TI Thinks Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 Tool/software: Hi, Is there an upper limit to Ccap when using the LM74930? I am using a MOSFET with model number XPQR3004PB, but it is not working properly. When the EN pin is pulled HIGH…
    • Answered

  • LM74930-Q1: Active Rectification, calculating derated gate charge

    Resolved
    Part Number: LM74930-Q1 Tool/software: Hello, I need active rectification up to 200kHz using LM74930-Q1. TI's document SLVAET2 deals with this topic for similar ideal diode controllers. According TI's document SLVAET2 , loading of the ideal diode…
    • Resolved

  • LM74930-Q1: PSPICE transient model simulation problem

    TI Thinks Resolved
    Part Number: LM74930-Q1 Other Parts Discussed in Thread: LM74930 , PSPICE-FOR-TI Tool/software: Hello, I'm trying to start a simulation of this model: LM74930-Q1 PSpice Transient Model Today, I installed PSPICE for TI and opened the provided project…

Didn't find what you are looking for? Post a new question.