• LM74500-Q1: 24V use case

  

  Akihiro Hirata

  TI Thinks Resolved

  Part Number: LM74500-Q1 Tool/software: Hello team, In general LM74500-Q1 can be used for 24V battery system? Regards, Hirata

  • 20 days ago
  • Power management
  • Power management forum

• LM74500-Q1: LM74500-Q1 Reverse Polarity. Need to tolerate 110V positive

  

  Jeremy Richardson

  TI Thinks Resolved

  Part Number: LM74500-Q1 Other Parts Discussed in Thread: LM74502-Q1 Tool/software: Hello, I'm looking at using the LM74500-Q1 for reverse polarity protection of -40V. I need to tolerate +110V surge which is very low impedance. The LM74500 is only…

  • 3 months ago
  • Power management
  • Power management forum
Answered

• LM74500-Q1: LM74500-Q1 FIT Rate

  

  Luca Favario

  Resolved

  Part Number: LM74500-Q1 Other Parts Discussed in Thread: LM74700-Q1 Hello, As already asked in a previous thread , which has been closed, I need the fit rate for the LM74500-Q1. Is such information available? Or is there a document confirming that the…

  • Resolved

  • 10 months ago
  • Power management
  • Power management forum
Answered

• LM74500-Q1: High-current Reverse Polarity Protection Circuit Design - MOSFET Gate Voltage Dropping

  

  Jackson McKay

  Resolved

  Part Number: LM74500-Q1 I am designing a reverse polarity protection circuit using the LM74500-Q1 Reverse Polarity Protection Controller, and am having an issue where the gate drive voltage drops to 18-19 V at high loads and then recovers back to the…

  • Resolved

  • 7 months ago
  • Power management
  • Power management forum

• LM74500-Q1: Unencrypted PSPICE or SPICE File Needed for Simulation on ANSYS

  

  Peter Cascio

  TI Thinks Resolved

  Part Number: LM74500-Q1 Can I request an unencrypted PSPICE or SPICE simulation model for the LM74500-Q1

  • 8 months ago
  • Power management
  • Power management forum

• LM74500-Q1: TVS, input/output capacitor, gate resistor

  

  Dejan Hrovatin1

  Part Number: LM74500-Q1 Other Parts Discussed in Thread: LM74500Q1EVM , Hello, I'm working on reverse polarity protection based on LM74500. This IC was chosen, because reverse current blocking is not necessary, so LM74700 is not needed. Technical specs…

  • 10 months ago
  • Power management
  • Power management forum
Answered

• LM74500-Q1: FIT rate

  

  Luca Favario

  Resolved

  Part Number: LM74500-Q1 Other Parts Discussed in Thread: LM74501-Q1 , LM74700-Q1 Hello, Is FIT rate and safety documentation available for the following devices? LM74500-Q1 LM74501-Q1 Thank you in advance.

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum
Answered

• LM74500-Q1: as a power switch

  

  Shahar Brontman

  Resolved

  Part Number: LM74500-Q1 Other Parts Discussed in Thread: LM74502-Q1 , TPS22810 , LM74502H-Q1 , LM74502 Hi, Is it possible to use the LM74500-Q1 as a power switch and reverse polarity protection for a 4-6V battery supply range?

  • Resolved

  • over 1 year ago
  • Power management
  • Power management forum

• LM74500-Q1: Design Guidelines - and failure modes

  

  richard Johnson

  TI Thinks Resolved

  Part Number: LM74500-Q1 We have this design: 100A Input, 12V Is there anything in the design we should be concerned about? We are worried about a failure in the charge pump causing higher impedance across the fets (fet body diodes). Is there a way…

  • over 1 year ago
  • Power management
  • Power management forum

• LM74500-Q1: LM74500-Q1 - MOSFET SELECTION

  

  LM

  TI Thinks Resolved

  Part Number: LM74500-Q1 In the datasheet of the device, section 9.3.1.2.2 MOSFET Selection, page 16, it says the following: "It is recommended to use MOSFETs with voltage rating up to 60-V maximum with the LM74500-Q1 because SOURCE pin maximum voltage…

  • over 1 year ago
  • Power management
  • Power management forum

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