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Showing 63 results View by: Thread Post Sort by
  • LM26420-Q1: SHORTING of OUTPUTS

    GANESH
    GANESH
    Part Number: LM26420-Q1 Hi Everyone, LM26420-Q1 has 2 voltage outputs. I am planning to use the part with MPN: " LM26420Q1XMH/NOPB " Pl. suggest me whether I can short 2 outputs, so as to cater the high load (which is >2A)? If YES, any caution…
    • over 2 years ago
    • Power management
    • Power management forum
  • LM26420-Q1: Output discharge

    beyondeva
    beyondeva
    Part Number: LM26420-Q1 Hi I want to ask about the discharge time of DC/DC converter LM26420-Q1. For example, if the 2.2V output voltage will drop when the enable signal of the DCDC power supply is turned off, then I want to know how to calculate the…
    • over 2 years ago
    • Power management
    • Power management forum
  • WEBENCH® Tools/LM26420-Q1: Need simulation model for LM26420

    user3498266
    user3498266
    TI Thinks Resolved
    Part Number: LM26420-Q1 Tool/software: WEBENCH® Design Tools Hi, I want to do simualtion on LM26420 , but there is no any simulation model and no webench support, who can provide me the simulation model or alternative simulation model,thanks!
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • WEBENCH® Tools/LM26420-Q1: LM26420-Q1 Efficiency problem

    Chiha khalil
    Chiha khalil
    Resolved
    Part Number: LM26420-Q1 Tool/software: WEBENCH® Design Tools Hi, I used LM26420-Q1 as dual step-down DC/DC converter with 1.8V & 3.3V output voltage. I have problem of efficiency (60%) with the outpout voltage 2 (1.8V) !!
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LM26420-Q1: SCH review

    Amelie Zheng
    Amelie Zheng
    TI Thinks Resolved
    Part Number: LM26420-Q1 Hi Team, Could you please help to review this SCH?
    • over 2 years ago
    • Power management
    • Power management forum
  • LM26420-Q1: LM26420-Q1 EMC- Conducted emissions from components/modules – current probe method

    zanlin zhu
    zanlin zhu
    Part Number: LM26420-Q1 Other Parts Discussed in Thread: LM26420 Hello Our power systerm : Vin=5V,output:3.3V/500mA,1.2V/500mA. Part number:LM26420Q1XSQ/NOPB. Test method : Conducted emissions from components/modules – current probe method ,lever…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM26420-Q1: the calculation of the D1&D2 in LM26420-Q1 Detailed Design Procedure

    user4681182
    user4681182
    Resolved
    Part Number: LM26420-Q1 Other Parts Discussed in Thread: LM26420 HI There is an example to calculatie the D1 and D2 in LM26420 datasheet, but i can not get the same result. would you mind to explain the detail calculation for me? TKS!!
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LM26420-Q1: Loop Response

    Vidhya Jeyapaul
    Vidhya Jeyapaul
    TI Thinks Resolved
    Part Number: LM26420-Q1 Other Parts Discussed in Thread: LM26420 HI Team, LM26420Q1XSQ/NOPB part for 3.3V (0.2A actual consumption) and 1.2V (0.45A actual consumption) generation on board. 1.2V Gain margin fails. Kindly share your feedback to improve…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM26420: Inductor type

    K.Hamamoto
    K.Hamamoto
    Resolved
    Part Number: LM26420 Hi At page 22, it is mentioned as below. . Ferrite based inductors are preferred to minimize core losses when operating with the frequencies used by the LM26420. This means the inductor is recommended the ferrite type. Is the metal…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM26420: Max output capacitor

    K.Hamamoto
    K.Hamamoto
    Resolved
    Part Number: LM26420 Hi Our customer ask us how much is the max output capacitor that you recommend. Most of case, the min output cap is calculated from the max ripple inductor current. On the other hands,the max value is depended on the loop characteristic…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
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