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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.
Frequent questions
  • [FAQ] BQ25628EVM: .bqz file for BQ25628 EVM and BQ25620 EVM

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25628EVM Other Parts Discussed in Thread: BQSTUDIO , BQ25628 , BQ25620 Please send me the .bqz file for BQ25628 EVM as it's not available in latest bqStudio. Also please send me the .bqz file for the BQ25620 EVM as it's not available…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS7H5001-SP: How do I use the TPS7H500X-SP family as a voltage mode controller?

    Daniel Hartung
    Daniel Hartung
    Part Number: TPS7H5001-SP The TPS7H500X-SP family of devices are innately set-up for current mode control. Am I able to use the controller as a voltage mode controller?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24610: What is the proper placement of bypass capacitors on VREF, VCC, and REGN for BQ24610 and other BQ246xx devices?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ24610 Please place all decoupling capacitors as close as possible to the IC pin they correspond to (following the Layout Guidelines and priorities for each device). However, please make sure that the VREF, VCC, and REGN pins are not loaded…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS23731: Vout setting on diode rectification and primary-side regulation (affect by VFCP)

    Satoshi
    Satoshi
    Part Number: TPS23731 I considering TPS23731 with diode rectification and primary-side regulation, referenced by answered below E2E thread. https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1169390/tps23731…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP87745-Q1: Where can I find functional safety documents and full data sheet?

    Ishtiaque Panhwar
    Ishtiaque Panhwar
    Part Number: LP87745-Q1 The functional safety documents and full data sheet can be requested through following request link on product folder at https://www.ti.com/product/LP87745-Q1?keyMatch=LP8774-Q1 . Thanks!
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP87745-Q1: What is the naming convention of device part number?

    Ishtiaque Panhwar
    Ishtiaque Panhwar
    Part Number: LP87745-Q1 It is explained as following; LP8774 x x xx RXV R Q1 x : Number of regulators x : Switching Frequency (Fsw) and BOM/performance optimized options (1,2,or 3) LP8774x 1 : 17.6 MHz + full performance option or BOM/cost…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-B0: Can TI provide a solution size for the device?

    Phil Yi
    Phil Yi
    Part Number: LP8758-B0 Yes; the EVM design linked below can provide a reference of the solution size for these devices in every phase configurations: https://www.ti.com/tool/LP8758EVM?keyMatch=&tisearch=search-everything&usecase=hardware The picture…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8758-E0: Does TI have other existing OTP variants for quicker and easier samples?

    Phil Yi
    Phil Yi
    Part Number: LP8758-E0 Yes; listed in table picture below are existing OTP variants available for samples. Any new OTP variant needs to meet certain business size to start the process; please contact your local TI sales for more details.
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LM26480: Is there a reference design of power up sequence implemented by RC delay on EN pin?

    Phil Yi
    Phil Yi
    Part Number: LM26480 Yes; a set of RC (Resistor and Capacitor) values were used on TI LM26480 EVM with VCC=3.3V on 3 "EN" pins (ENSW2, ENLDO1, ENLDO2) to control the power up delay for the sequence. ENSW1 connects to VCC directly without RC delay. …
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ76952: Mask registers for Alarm Raw Status

    Francis Jiang
    Francis Jiang
    Part Number: BQ76952 Hi Team, I would like to ask a question: what is the mask registers? I am confused about the following words: Thanks a lot. BRs, Francis
    • over 2 years ago
    • Power management
    • Power management forum
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  • Answered

    BQ75614EVM-021: current sense and GPIOs 0 Locked

    387 views
    7 replies
    Latest over 1 year ago
    by Michael Ruhfass
  • Answered

    LM74502-Q1: Vout goes too low when Vin around 4.8V 0 Locked

    280 views
    3 replies
    Latest over 1 year ago
    by Praveen GD
  • Suggested Answer

    TPS25948: Hot swap controller recommendation 0 Locked

    212 views
    3 replies
    Latest over 1 year ago
    by Kunal Goel
  • Not Answered

    TPS25946: TPS25946 Schematic review request 0 Locked

    283 views
    1 reply
    Latest over 1 year ago
    by Kunal Goel
  • Not Answered

    TPS259827LEVM: TPS259827ONRGET E-fuse Output remains ON when EN/UVLO is at 0V 0 Locked

    271 views
    1 reply
    Latest over 1 year ago
    by Kunal Goel
  • Not Answered

    BQ51013B-Q1: Design problem check 0 Locked

    250 views
    1 reply
    Latest over 1 year ago
    by Bill Johns
  • Suggested Answer

    LM5069: Remove Insertion Delay 0 Locked

    190 views
    3 replies
    Latest over 1 year ago
    by Avishek Pal
  • Suggested Answer

    UCC14240-Q1: Unused PG pin and ENA internal pull down resistor? 0 Locked

    349 views
    1 reply
    Latest over 1 year ago
    by Hong Huang
  • Suggested Answer

    Inquiry for Local-dimming solution 0 Locked

    222 views
    1 reply
    Latest over 1 year ago
    by Gracie Guo
  • Suggested Answer

    Suggest 12V to 25V DCDC for biasing photodiodes 0 Locked

    348 views
    7 replies
    Latest over 1 year ago
    by Lei Zhong
  • Not Answered

    TLC59116: TLC59116 questions 0 Locked

    170 views
    2 replies
    Latest over 1 year ago
    by Jared Zhou
  • Suggested Answer

    TPS63802: Cannot obtain Load Transient, Input Transient, and Steady State simulations to work. 0 Locked

    259 views
    1 reply
    Latest over 1 year ago
    by Tao Zhang
  • Answered

    TPS61378-Q1: TPS61378-Q1 0 Locked

    474 views
    6 replies
    Latest over 1 year ago
    by Fergus He
  • Answered

    TPS552892: When selecting internal VCC power supply, the chip will have leakage from VIN to VCC 0 Locked

    329 views
    2 replies
    Latest over 1 year ago
    by Maple TAN
  • Answered

    TPS22954: VIN and BIAS timing by Using 3.3Vin Load Switch 0 Locked

    292 views
    2 replies
    Latest over 1 year ago
    by fusheng Yu
  • Answered

    BQ79600EVM: Do not work SPI AutoAddressing 0 Locked

    236 views
    2 replies
    Latest over 1 year ago
    by Seongin Moon
  • Answered

    TPS650861: Program PMIC setting to OTP 0 Locked

    318 views
    2 replies
    Latest over 1 year ago
    by Akihisa Tamazaki
  • Suggested Answer

    TPS65150: When I was using the TPS65150 chip, I tested that the 5, 6 pin (SW) of the chip did not output waveform, I do not know what problems caused it. The schematic design is as follows: 0 Locked

    506 views
    13 replies
    Latest over 1 year ago
    by hao wang
  • Answered

    LM25066A: Wait time before writing / reading 0 Locked

    220 views
    1 reply
    Latest over 1 year ago
    by Avishek Pal
  • Suggested Answer

    TPS23523: Question about Figure 7 "Relationship Between Timer, Gate Current, and Sense Voltage" in the datasheet of TPS23523 0 Locked

    342 views
    7 replies
    Latest over 1 year ago
    by Steven Wang
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