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Showing 83 results View by: Thread Post Sort by
    Answered
  • RE: LM25143: External SYNC frequency range

    Minkle Eldho Paul
    Minkle Eldho Paul
    Resolved
    Hi Ridge, we are thinking of using TPS40140 for this application (even though it is an old part and no longer recommended by TI for new designs. Unfortunately the alternative suggested TPS40322 doesn't support the Vin range!). Does TPS40140 has any limitations…
    • 5 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS40322: How to Protect TPS40322 under test start up Over voltage protection ?

    prarinya Maneechompoo
    prarinya Maneechompoo
    Resolved
    Part Number: TPS40322 Dear ALL Pls help to me .How to protection TPS40322 under test start up over voltage protection ? Condition test is below . 1.Start up Over voltage protection test : Condition test :Open feed back of TPS40322 then power on the…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS40322: -

    Kamolwan Penpetch
    Kamolwan Penpetch
    Resolved
    Part Number: TPS40322 Other Parts Discussed in Thread: TPS53681 , TPS53647 Hi How to use 2 x TPS40322 as Master and Slave (4 channels)? These 2 pictures below are from datasheet. Apart from SYNC pin, what pin that I must connect between 2 x TPS40322. …
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS40322: Remote Sense

    Julian Chen
    Julian Chen
    TI Thinks Resolved
    Part Number: TPS40322 Hi E2E, Could you kindly let us know how to calculate the resistor of remote sense? Is it simply Low-Pass filter? If the resistor is too large, maybe 200~300k ohm (wrong component on PCB), Does VOUT will reach for OVP because RemSNS…
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS40322: Negative Voltage Buck solution inquire

    Benjamin Zhou
    Benjamin Zhou
    TI Thinks Resolved
    Part Number: TPS40322 Hi Team, My customer want to use TPS40322 to do the Buck (Negative 3.8V~ Negative 2.8V), could you kindly recommended schematic for realizing this feature? Expect for your reply, thanks. Best Regards Benjamin
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS40322: Current balanceing issue

    Steven Rogers86
    Steven Rogers86
    TI Thinks Resolved
    Part Number: TPS40322 Hi Experts, Sorry for selecting wrong part number,the correct part number is TPS40322! We encountered two phase non-balance isse at start-up, The one of phase would damaged caused by non-balance phenomenon The one would operate BOOST…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS40322: Bode Plot

    Julian Chen
    Julian Chen
    Resolved
    Part Number: TPS40322 Hi E2E, Our customer want to TI have the test to prove the EVM can PASS bode Plot as below conditions: Phase margin > 50 degree Gain margin < -20dB Bandwidth range of 20%FSW~30% FSW Could we have document about it? If no…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS40322: VFB

    Julian Chen
    Julian Chen
    Resolved
    Part Number: TPS40322 Hi E2E, We use TPS40322 2-Phase solution and find VFB will from 0.6V rising to 0.606V when heavy load. We also use fan to cool down the IC , but no any improve. Did you have any idea to fix this issue?
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS40322: Hiccup Time

    Julian Chen
    Julian Chen
    TI Thinks Resolved
    Part Number: TPS40322 Hi E2E, The datasheet describe as below: Soft-star Cap CSS is 39nF, SS time = 2.34ms the 6 SS cycles is 14ms. Why my hiccup time reach up to 31ms?
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS40322: TPS40322 schematic review

    Alpha Han
    Alpha Han
    TI Thinks Resolved
    Part Number: TPS40322 Hi, Team: Can you help to review TPS40322 schematic in attached file and give your comments? Working condition as below: Vin : 12V ( typical ) Vout : 0.85V Iout(max) : 40A Vout ripple: 15mV Vout overshoot: 25mV TPS40322 CORE POWER…
    • over 7 years ago
    • Power management
    • Power management forum
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