TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel
Power management

Power management

Power management forum

  • Mentions
  • Tags
  • More
  • Cancel
  • Ask a new question
  • Ask a new question
  • Cancel
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] TPS2373: What is the functionality of the TPH, TPL, and /BT pins for TIs IEEE802.3bt-ready PoE PDs?

    Brett Colteaux
    Brett Colteaux
    Part Number: TPS2373 What is the functionality of the TPH, TPL, and /BT pins for TIs IEEE802.3bt-ready PoE PDs?
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] PoE: Understanding Power Demotion

    Daniel Campano
    Daniel Campano
    Part Number: TPS2372 Hello, I'm understand the concept of demotion but I don't understand the Table 3 on the datasheet for TPS2372. On page 16 we can see Table 3. It states that a PSE type 3-4 can just allocate 12.95w on a type 4-8 PD. If a Type…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65916: Blank part and whether we can program OTP in our lab

    Naveen HN
    Naveen HN
    Part Number: TPS65916 Other Parts Discussed in Thread: TPS650861 , TPS65218D0 We want to use TPS65916 part with one of our proprietary processor and wanted to know whether the TPS65916 part is available without pre-programmed OTP? Our required start…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS23754: Should APD be tied to Vss for PoE input ORing?

    david chen86
    david chen86
    Part Number: TPS23754 Hi, In our POE PD design we must tie 'APD' to 'Vss' so that DC adaptor input can be in parallel with full-bridge output. Is there any concern? The output of POE PD is fixed to 12V and the input range of adaptor is 18V ~ 48V…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS23861 PoE PSE Controller: PSE to PSE Connection Concerns

    Patrick Chen
    Patrick Chen
    Part Number: TPS23861 Hello if customer use TPS23861 that PSE connect to another PSE via cable. Has any damage risk for it? Has any protection integrated on TPS23861? Thank you. BR Patrick
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS23754: Is 24V PoE input supported?

    Bonnie Chen
    Bonnie Chen
    Part Number: TPS23754 Hi Team, 1. Can TPS23754 support "passive POE input" down to 24V? 2.also recommend any transformer for 24Vin. Condition: 25W/24Vin-57Vin thanks a lot!
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS65381A-Q1: Is there a Hercules / TMS570 software library for the TPS65381A-Q1?

    Scott Monroe
    Scott Monroe
    Part Number: TPS65381A-Q1 Is there a Hercules / TMS570 software library for the TPS65381A-Q1?
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS659037: package and pin assign information

    ACGUY
    ACGUY
    Part Number: TPS659037 Hello E2E, Our customer is designing next new product for using the TPS6590376. I suggested to customer for change the PMIC from TPS6590376 to TPS6590378. However, I did not to finde the explain document for difference point…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] PoE PD Controllers: What is the purpose of the isolation capacitor (Cio) between RTN and isolated output ground?

    Earl Smith97
    Earl Smith97
    Part Number: TPS23751 Other Parts Discussed in Thread: TPS23755EVM-894 What is the purpose of Cio in figure 32 of the TPS23751 datasheet? I have a noise problem at a specific frequency and it appears to be related to my layout of the POE circuit.…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ]How to design PSE port polarity to be IEEE802.3bt compliant

    Paul Kottas
    Paul Kottas
    Part Number: TPS23880 Hi! I'm testing this new EVM with several different PDs on it's 2-pair and 4-pair outputs. Single signature on 4-pair works and turns on signal and spare pairs. However dual-signature on 4-pair only spare pair turns on, and…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    UCC28951: Is a PSFB the best option for a Lithium battery charger? 0 Locked

    408 views
    1 reply
    Latest over 1 year ago
    by JCHK
  • Not Answered

    UCC28750: UCC287502 will not start 0 Locked

    187 views
    1 reply
    Latest over 1 year ago
    by Hong Huang
  • Answered

    UCC2813-1: UCC2813 Vcc Current 0 Locked

    335 views
    7 replies
    Latest over 1 year ago
    by Hong Huang
  • Answered

    TPS92200: Request for LED Driver IC Without Sense Resistor for UV LED Application 0 Locked

    502 views
    7 replies
    Latest over 1 year ago
    by John Shen
  • Answered

    LP5861T: Higher voltage for green laser diode using LP5861T 0 Locked

    292 views
    4 replies
    Latest over 1 year ago
    by Jared Zhou
  • Answered

    TPS631000: Output Voltage is either 0V or 0.7V. Need help in troubleshooting. 0 Locked

    352 views
    9 replies
    Latest over 1 year ago
    by Tao Zhang
  • Answered

    LP5812: LP5812/LP5810 0 Locked

    534 views
    2 replies
    Latest over 1 year ago
    by Hailong Liao
  • Answered

    LM74910-Q1: LM74910-Q1 IMON accuracy questions 0 Locked

    191 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Not Answered

    TPS929240-Q1: Max Power Dissipation 0 Locked

    163 views
    1 reply
    Latest over 1 year ago
    by Hailee Xu
  • Not Answered

    TPS65381A-Q1: Queries about EEPROM CRC check at startup and run time 0 Locked

    153 views
    0 replies
    Started over 1 year ago
    by LONGHUA MAO
  • Not Answered

    TPS552872-Q1: TPS552872-Q1 Compensation Network Calculations 0 Locked

    326 views
    1 reply
    Latest over 1 year ago
    by Mulin Yuan
  • Answered

    BQ78350-R1A: Doubts concerging temperature protection 0 Locked

    239 views
    4 replies
    Latest over 1 year ago
    by Juan López Jódar
  • Suggested Answer

    LM74502: LM74502 Zener diode location (mosfet protection) 0 Locked

    336 views
    2 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    TPS631013: Vout = 5V efficiency data 0 Locked

    202 views
    3 replies
    Latest over 1 year ago
    by Tao Zhang
  • Suggested Answer

    LM74930-Q1: If it is avaliable to put a discharge resistor between the gate and source of the MOS 0 Locked

    172 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Suggested Answer

    TPS3700: Input voltage @ -INB 0 Locked

    311 views
    8 replies
    Latest over 1 year ago
    by Jesse Villanueva
  • Not Answered

    TPS22968: Query on impact of applying 3.3V at VOUT1 0 Locked

    178 views
    3 replies
    Latest over 1 year ago
    by Arush Gupta
  • Suggested Answer

    TPS22950: TPS22950 RCB clarification 0 Locked

    273 views
    4 replies
    Latest over 1 year ago
    by Arush Gupta
  • Not Answered

    LM5170: not able to Control the converter output using ISETD. Current stays very low both with Battery and Resistive Load (50-150mA) 0 Locked

    644 views
    19 replies
    Latest over 1 year ago
    by Feng Ji
  • Not Answered

    BQ40Z80: Review of schematic for 6s using BQ40Z80 for drone BMS 0 Locked

    758 views
    18 replies
    Latest over 1 year ago
    by OverAgent712
<>