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Power management

Power management

Power management forum

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Texas Instruments (TI) Power management support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search power management IC content or ask technical support questions on everything from linear and DC/DC switching regulators to battery management and LED drivers. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
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Frequent questions
  • David_Daniels
    David_Daniels
    • 15 days ago
    • Power management
    • Power management forum

    [FAQ] TPS53318: [Grounding the ROVP Pin on TPS53318 & TPS53319

    Part Number: TPS53318 What is the recommended connection for the ROVP pin?
  • Peter James Miller
    Peter James Miller
    • 17 days ago
    • Power management
    • Power management forum

    [FAQ] TPS546D24A: Does the USB-to-GPIO dongle have internal pull-ups? What resistance? To what voltage?

    Part Number: TPS546D24A The TI USB-to-GPIO interface dongle does include internal pull-ups to the on-board 3.3V supply voltage. The Pull-up resistor values are selectable with 4 levels, set through the USB Adapter Settings option under the TOOLS menu...
  • Peter James Miller
    Peter James Miller
    • 17 days ago
    • Power management
    • Power management forum

    [FAQ] TPS546D24A: What termination voltage can the PMBus / SMBus / I2C bus pins support and what pull-up resistors should be used?

    Part Number: TPS546D24A Can the TPS546D24A PMBus / SMBus / I2C port be pulled up to 1.8V? The TPS546D24A's digital interface pins PMB_CLK and PMB_DAT are designed to support SMBus 3.1 1MHz class High-Power digital interface. Per the SMBus 3...
  • Kadeem Samuel
    Kadeem Samuel
    • 19 days ago
    • Power management
    • Power management forum

    [FAQ] TPS53318: Grounding the ROVP Pin on TPS53318 & TPS53319

    Part Number: TPS53318 What is the recommended connection for the ROVP pin? Our recommendation is to ground ROVP pin if the ROVP pin not used. Do not float the ROVP pin. What is the issue if you leave ROVP floating? Floating the ROVP pin can cause...
  • Pablo Acuna
    Pablo Acuna
    • 19 days ago
    • Power management
    • Power management forum

    [FAQ] UCC21520: Parallel resitor between Gate and Source and 0V ground plane

    • Answered
    Part Number: UCC21520 Hi, I have seen a 10kOhm resistor between Gate and Source (see R14 and R12 in the attached fig from tidue55b.pdf), but I cant figure out why the resistor is there. My guess is because measuring purposes without a MOSFET being there. I am using a +15, -5V dual output configuration...
  • Paul Yeh
    Paul Yeh
    • 24 days ago
    • Power management
    • Power management forum

    [FAQ] LM25118: Why can't operate when Vin is lower than 4V?

    Part Number: LM25118 Hi team, My customer used this device in their system but they need support Vin voltage low to 3.5V. But currently they found when input voltage is lower than 4V, our device will be off. Below is their circuit and please advise...
  • Yoshiki Ochi
    Yoshiki Ochi
    • 30 days ago
    • Power management
    • Power management forum

    [FAQ] LM2663: How much ESR and capacitance are recommended for external capacitor?

    Part Number: LM2663 Hi team, Could you tell me How much ESR and capacitance (range) are recommended for external capacitor as C1 and C2? I would like to use LM2633 as +2.5V input and -2.5V output converter. Regards, Ochi
  • WM5295
    WM5295
    • 1 month ago
    • Power management
    • Power management forum

    [FAQ] BQ77216: How do I reduce the cell count?

    • Answered
    Part Number: BQ77216 When I don't need all 16 cells of the BQ77216, how should I connect the inputs?
  • Kevin LaRosa
    Kevin LaRosa
    • 1 month ago
    • Power management
    • Power management forum

    [FAQ] TPS650864: What to do with unused voltage regulators / rails?

    • Answered
    Part Number: TPS650864 Hello, The TPS650864 has multiple default settings options (orderable part numbers) but it is common that they won't be a perfect match for a given design. What should I do if I don't want to use one of the regulators that is enabled by the OTP sequence in a particular...
  • Don Dapkus
    Don Dapkus
    • 1 month ago
    • Power management
    • Power management forum

    [FAQ] UCC5310: Logic input characteristics of UCC53XX family

    • Answered
    Part Number: UCC5310 The UCC53XX family, excluding UCC5304, have "CMOS compatible" inputs. UCC5304 has "TTL compatible inputs." What does this mean? Why doesn't the UCC5390SCDEVM-010, UCC5350, UCC5390ECDWVEVM, UCC5350-Q1, UCC5390, UCC5390-Q1, UCC5320SCEVM-058, UCC5310, UCC5320...
>

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  • David_Daniels
    Latest post by
    David_Daniels
    • Feb 12, 2021 4:50 PM

    [FAQ] TPS53318: Grounding the ROVP Pin on TPS53318 & TPS53319

    • TI thinks resolved
    • 1 Reply
    • 145 Views
  • David_Daniels
    Latest post by
    David_Daniels
    • Feb 12, 2021 4:42 PM

    [FAQ] TPS53318: [Grounding the ROVP Pin on TPS53318 & TPS53319

    • Resolved
    • 1 Reply
    • 107 Views
  • Kazuya Nakai59
    Kazuya Nakai59
    • Feb 28, 2021 1:03 PM

    LMR43620-Q1: When is LMR43620-Q1 RTM timing?

    • 0 Replies
    • 0 Views
  • Mochi
    Latest post by
    Mochi
    • Feb 28, 2021 12:57 PM

    TPS61170: Internal Error amp transfer function

    • 3 Replies
    • 24 Views
  • user5848839
    user5848839
    • Feb 28, 2021 12:15 PM

    TPS40077: can't output 15V

    • 0 Replies
    • 6 Views
  • Victor  Yu
    Latest post by
    Victor Yu
    • Feb 28, 2021 11:21 AM

    LM5006: Stress voltage calculation for internal/external mosfet for multi-output fly-buck application

    • 1 Reply
    • 26 Views
  • Chris Meng
    Chris Meng
    • Feb 28, 2021 9:46 AM

    TPS65653-Q1: Question about the ripple measurement in app note SLVAEO0

    • 0 Replies
    • 8 Views
  • Rohan Patwardhan1
    Latest post by
    Rohan Patwardhan1
    • Feb 28, 2021 7:25 AM

    BQ76940: BOOT up of AFE

    • Resolved
    • 4 Replies
    • 33 Views
  • Dylan You
    Latest post by
    Dylan You
    • Feb 28, 2021 7:22 AM

    TPS7A90: No proper output voltage

    • TI thinks resolved
    • 4 Replies
    • 35 Views
  • Rohan Patwardhan1
    Latest post by
    Rohan Patwardhan1
    • Feb 28, 2021 7:21 AM

    BQ76940: Loading of VC5X and VC10X Pins

    • 4 Replies
    • 36 Views
  • Kai Lai
    Latest post by
    Kai Lai
    • Feb 28, 2021 6:55 AM

    CSD25310Q2: Does CSD25310Q2 been qualified to AEC-Q100/101/200?

    • Resolved
    • 2 Replies
    • 33 Views
  • Statham Su
    Latest post by
    Statham Su
    • Feb 28, 2021 6:37 AM

    BQ40Z50-R1: Battery status read results always 0x00E7 by using STM32, and 0x00E0 by using EV2300

    • 4 Replies
    • 67 Views
  • Victor  Yu
    Latest post by
    Victor Yu
    • Feb 28, 2021 2:59 AM

    LMR14030SEVM: Part Number On which query is LMR14030SQDPRRQ1

    • TI thinks resolved
    • 4 Replies
    • 36 Views
  • Amir Eshraghi
    Amir Eshraghi
    • Feb 28, 2021 2:41 AM

    LMR14010A: Looking for ultra low regulator

    • 0 Replies
    • 12 Views
  • Vincent Zhang(BSR)
    Latest post by
    Vincent Zhang(BSR)
    • Feb 28, 2021 2:20 AM

    TPS62130: Implementation of TI reference design does not work with 4.73V input to create a 4V output. Everything checks out but still doesn't work

    • 10 Replies
    • 95 Views
>
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