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  • TPS54331: Query regarding TPS54331

    TI Thinks Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TPS54531 , TPS54332 Hi, We are using this part(TPS54331DDA) in our design to convert 12V to 5V. Attached the screenshot for your reference. Can we use 12V to enable the IC, if not can you suggest a…

  • TPS54331: Output issue

    TI Thinks Resolved
    Part Number: TPS54331 Dears, Customer use the TPS54331,the input is 24VDC,output is 5VDC. 1.Now they find when the C180 is 8200pF and C178 is 68pF and C172 is 22pF,the output waveform shows ladder,pls find attachfie for waveform#1. 2.When the C180 is 104…

  • TPS54331: Require to design a EMI filter for DC-DC switching regulator

    TI Thinks Resolved
    Part Number: TPS54331 I want to add input filter circuit which is use for EMI and EMC. Please help me for design the filter.

  • RE: TPS54331: Device cannot start up under 5V input

    Hi Brian, I did more tests, seems your issue is caused by device BOOT_UV protection. The boot capacitor is to power high-side FET driving circuit. When high-side FET on-time is long (e.g. lower Vin, higher Vout), the boot cap may be discharged to below…

  • TPS54331: Adding load to TPS54331 results in no output

    TI Thinks Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TINA-TI Hi experts. I design the TPS54331 like below: I found that when there is no load, the Vout is 3.3V. However, when I add load in the output, there is no Vout. Could you pls help sovle it…

  • TPS54331: Hot to obtain parameter "a" for the phase loss in equation (21)

    TI Thinks Resolved
    Part Number: TPS54331 Hi Expert, I am posting this on behalf of the customer. I am trying to plan the compensation components according to the specifications in the datasheet in chapter " 8.2.2.7 Compensation Components ". Unfortunately, I can…

  • TPS54331: Backfeed acceptable?

    Part Number: TPS54331 Hi I have a situation where I have to sources that feed a single 5V rail. One is the output from a boost converter that feeds of a battery. The other is a TPS54331. Is there any problem with backfeeding the output? VIN will be low…

  • RE: TPS54331: TPS54331 Incomplete revision history in the datasheet

    Hi Kragt Sorry for the delay. It is a long history mainly about the format change. For example, the storage temperature was put to section 6.2 while it was put to section 6.1. There is one table added and then deleted during the change: The EN ABS value…

  • TPS54331: Error when doing a simulation using TINA-TI

    Part Number: TPS54331 Hi, I'm using TPS54331 spice model for simulation. may i know why i always got this kind of error when i'm running it below 10ms ? and please don't recommend me using PSpice for TI because this is the request from the …
    • Answered

  • TPS54331: TPS54331 OC Issue

    Resolved
    Part Number: TPS54331 Other Parts Discussed in Thread: TPS54531 Dear Team, Customer use TPS54331DR in their Thermal Printer,Vin 12V,Vout 8.5V. When they do all balck print test (Load current is 5-6A),the total amount is 80PCS,then found the output voltage…
    • Resolved

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