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Showing 98 results View by: Thread Post Sort by
  • LM74502-Q1: LM74502-Q1

    Michael Passwater
    Michael Passwater
    TI Thinks Resolved
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502H-Q1 , , LM74502H , LM74502 Tool/software: I would like to use the LM74502-Q1 in an overvoltage protection circuit, but I need to be able to operate at 150C. Also, what is the difference…
    • 17 days ago
    • Power management
    • Power management forum
  • LM74502-Q1: LM74502-Q1 power failure during BCI testing (close loop method @100mA)

    Kapeesh Kumar
    Kapeesh Kumar
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502 Tool/software: We are using LM74502-Q1 for prevention of high surges in our circuit. when we give supply through LM74502 section, our display fail in BCI testing at 195Hz @ 100mA but if…
    • 1 month ago
    • Power management
    • Power management forum
  • LM74502-Q1: LM74502-Q1 Randomly Failing

    mustafa uygun
    mustafa uygun
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502 Tool/software: We are experiencing an issue with the ECU we developed for use in 24V battery systems during vehicle-level ON/OFF testing on a bus equipped with 44 ECU. The ECU fails randomly…
    • 5 months ago
    • Power management
    • Power management forum
  • LM74502-Q1: GATE and SRC voltage

    Scarlett Cao
    Scarlett Cao
    TI Thinks Resolved
    Part Number: LM74502-Q1 Tool/software: Hi team, When LM74502-Q1 controls external MOSFET turn off, does gate voltage stays the same as SRC? Thanks Scarlett
    • 2 months ago
    • Power management
    • Power management forum
  • LM74502-Q1: Using as regulator

    zabbza
    zabbza
    TI Thinks Resolved
    Part Number: LM74502-Q1 Tool/software: Dear team, may LM74502-Q1 be used for surge protection and regulation? İf a diode connected to input for reverse polarity, Q2 is unneccessary, is that right? if input voltage is 48 volt and R2 and R3 is…
    • 2 months ago
    • Power management
    • Power management forum
  • LM74502-Q1: dVdT RC to ground rather than gate source

    Jeremy Richardson
    Jeremy Richardson
    TI Thinks Resolved
    Part Number: LM74502-Q1 Tool/software: I have a simple question on the LM74502-Q1 why you have the dVdT RC for slew rate control going from gate to gnd rather than gate to source? I'm missing something obvious and would like to understand.
    • 18 days ago
    • Power management
    • Power management forum
  • LM74502-Q1: why is there minus voltage with Vgate during my simulation?

    zongtao wang
    zongtao wang
    TI Thinks Resolved
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502 Tool/software: hello expert: when i do the simulation the startup and shutdown waveform with the LM74502-Q1,at the battery shutdown ,the voltage of the gate is minus voltage ,i am not…
    • 18 days ago
    • Power management
    • Power management forum
  • LM74502-Q1: Gate Pin Maximum Voltage

    zabbza
    zabbza
    TI Thinks Resolved
    Part Number: LM74502-Q1 Other Parts Discussed in Thread: LM74502 , LM76202-Q1 Tool/software: Dear Team, What is maximum voltage of gate pin? Datasheet says that Vcap -Vs = 14 (nearly,) So Vgate,pin =Vcap = 14 + Vs Is this approach correct? …
    • 2 months ago
    • Power management
    • Power management forum
  • LM74502-Q1: usecase disconnect switch

    Martin Steube-Henkel
    Martin Steube-Henkel
    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…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • LM74502-Q1: Enabling Reverse Polarity Protection

    Bala
    Bala
    Resolved
    Part Number: LM74502-Q1 Tool/software: Dear Team, We are using LM74502-Q1 for our design, we have connected EN/UVLO pin to Vs Pin for continuous operation. We have used 0Ω to connect Vs Pin and EN/UVLO pins. Is it ok to directly connect EN/UVLO pin…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
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