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Showing 13 results View by: Thread Post Sort by
  • TPS43340-Q1: [TPS43340QPHPRQ1] Substitute inquiry

    MJ Jeon
    MJ Jeon
    TI Thinks Resolved
    Part Number: TPS43340-Q1 Hi, TI Support Team Due to the delivery issues of the following products, a request was received from a customer to recommend a replacement product for a product with the same performance. TPS43340QPHPRQ1 1. Request to…
    • over 4 years ago
    • Power management
    • Power management forum
  • TPS43340-Q1: TPS43340-Q1 Low Power Mode

    Yang Wu
    Yang Wu
    TI Thinks Resolved
    Part Number: TPS43340-Q1 Hi team, About TPS43340-Q1's Low Power Mode, I have some questions. Could you explain when HS Switch will be turned off in Low Power Mode? Datasheet says [Whenever the VSENSEx value falls below the reference, the high-side…
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS43340-Q1: BUCK3 tracking BUCK1

    Markus Mueller12
    Markus Mueller12
    TI Thinks Resolved
    Part Number: TPS43340-Q1 I want to use BUCK1 for 5V (from 12V supply) and BUCK3 for 3V3, powered from BUCK1 since 12V supply is not possible. BUCK2 is an independent rail... So far so good, this works well on EVM when using the independent Enables…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS43340-Q1: BUCK1 controller with long traces

    Markus Mueller12
    Markus Mueller12
    Resolved
    Part Number: TPS43340-Q1 I have mad an eval board for some tests on replacing an existing PMIC on one of our mainboards. The BUCK1 controller won't start properly to regulate to 5V, just 0.3V are on the output. After controlling the complete circuitry…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS43340-Q1: Can use a CFF(Feedforward Capacitor) at feedback network?

    DY Ko
    DY Ko
    Resolved
    Part Number: TPS43340-Q1 Hello Team, My customer would like to know if the CFF(Feedforward Capacitor) can be used in parallel with FB resistor at feedback network of TPS43340-Q1 to improve transient response as the relevant apps note(SLVA289B) as link…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43340-Q1: TPS43340-Q1 EN pin logic threshold.

    Hyun Jun Cho
    Hyun Jun Cho
    TI Thinks Resolved
    Part Number: TPS43340-Q1 I’m evaluating TPS43340-Q1 on headunit project and found that the device is disabled when EN pin is ~1.0V. Is this expected behavior of the device’s EN pin logic threshold?
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS43340-Q1: Peak Current-Sense Voltage for +24V input and +16V output configuration.

    Diego UA&A
    Diego UA&A
    Resolved
    Part Number: TPS43340-Q1 Hi, TI, We are using the TPS43340-Q1 on our design, with +24V input and would like to generate a +16V output. In order to set the limit resistor, it is not clear from the datasheet which is the right current-sense voltage…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS43340-Q1: PPAP file

    Sara Jia
    Sara Jia
    Resolved
    Part Number: TPS43340-Q1 Hi Sir, My ctm wants TPS43340QPHPRQ1 PPAP file, how can I get it?
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS43340-Q1: Using VREG to drive EN3- Data sheet says not to drive external loads, but EVM uses it for this purpose.

    UA&A_CodyDowling
    UA&A_CodyDowling
    Resolved
    Part Number: TPS43340-Q1 TI Team, The data sheet says this in the pin description section: " ...This pin has current limit-protection; do not use it to drive any other loads. " However, the EVM (snippet below)shows that the pin can be used to drive…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • TPS43340-Q1: the question about Vin voltage should over 6.5v during initial start up

    Maka Luo
    Maka Luo
    TI Thinks Resolved
    Part Number: TPS43340-Q1 Hello, Have two questions about TPS43340-Q1, Page 9 in datasheet. the input supply voltage Vin,Input voltage required for device on initial start-up from 6.5 to 40 V, the operation range is over 4V. 1. Why the Vin voltage…
    • over 7 years ago
    • Power management
    • Power management forum
>

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