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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
    • 16 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
    • 18 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
    • 18 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
    • 20 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
    • 20 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
    • 25 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
    • 1 month 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
    • 147 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
    • 109 Views
  • Glen Schmidt1
    Glen Schmidt1
    • Mar 1, 2021 4:22 AM

    LM43601: Disable PFM in LM43601

    • 0 Replies
    • 0 Views
  • Wayne Liu(BeiJing)
    Wayne Liu(BeiJing)
    • Mar 1, 2021 3:49 AM

    TPS25940-Q1: Roadmap of Efuse

    • 0 Replies
    • 0 Views
  • Yoshinobu Kagawa
    Latest post by
    Yoshinobu Kagawa
    • Mar 1, 2021 3:44 AM

    BQ25790: 1s Battery Chage Efficiency

    • TI thinks resolved
    • 2 Replies
    • 19 Views
  • Widji Santoso
    Latest post by
    Widji Santoso
    • Mar 1, 2021 3:42 AM

    BQ40Z60EVM-578: Noise during data logging

    • TI thinks resolved
    • 4 Replies
    • 45 Views
  • YAO MA
    YAO MA
    • Mar 1, 2021 3:37 AM

    BQ76952: About Setting: Configuration Vcell Mode with all bit set to zero.

    • 0 Replies
    • 0 Views
  • Jeff F
    Latest post by
    Jeff F
    • Mar 1, 2021 3:32 AM

    BQ24250: BQ24250PYFFR

    • TI thinks resolved
    • 1 Reply
    • 3 Views
  • William Zhang2
    William Zhang2
    • Mar 1, 2021 3:28 AM

    TLV766-Q1: The Adjustable Vout Version Part Number

    • 0 Replies
    • 1 View
  • Weidong Zhu
    Latest post by
    Weidong Zhu
    • Mar 1, 2021 3:22 AM

    TPS51116: Application problem

    • 1 Reply
    • 9 Views
  • Monet Xu
    Latest post by
    Monet Xu
    • Mar 1, 2021 3:07 AM

    LP5036: LP5036 I2C NACK

    • TI thinks resolved
    • 1 Reply
    • 14 Views
  • user6362354
    Latest post by
    user6362354
    • Mar 1, 2021 2:58 AM

    BQ34Z100-G1: True FCC becomes smaller

    • TI thinks resolved
    • 41 Replies
    • 361 Views
  • Hendra Kusdarwanto
    Latest post by
    Hendra Kusdarwanto
    • Mar 1, 2021 2:57 AM

    BQ40Z60: Fast Qmax Update without relaxation

    • TI thinks resolved
    • 2 Replies
    • 16 Views
  • Monet Xu
    Latest post by
    Monet Xu
    • Mar 1, 2021 2:52 AM

    LP5569: Difference in power consumption when operating with external clock

    • TI thinks resolved
    • 1 Reply
    • 27 Views
  • Takashi Onawa
    Latest post by
    Takashi Onawa
    • Mar 1, 2021 2:38 AM

    TPS54426: Vo and Vfb connection and sense point

    • TI thinks resolved
    • 2 Replies
    • 26 Views
>
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