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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] UCC21220A: Isolated Gate Driver in narrow-body SOIC for basic and functional isolation applications enhances system efficiency, solution size, and reliability

    Derek Payne
    Derek Payne
    Part Number: UCC21220A Other Parts Discussed in Thread: UCC21220 , UCC21220EVM-009 Power supply designers are often challenged to make their systems solutions more efficient, more reliable, and smaller in size, while still maintaining competitive pricing…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2373: Wiring of VC_IN and VC_OUT when no transfromer Aux Bias supply present

    Jo Major
    Jo Major
    Part Number: TPS2373 Other Parts Discussed in Thread: TPS23880 Hi, I'm designing a .bt PoE 5-port switch with an ideal rectifier bridge. I want to use the PG pin, with a 10k ohm pull-up to 3.3V (one of the power supply outputs). It will trigger…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] LP2985: minimum slew rate for ON/OFF

    Kyle Van Renterghem
    Kyle Van Renterghem
    Part Number: LP2985 Other Parts Discussed in Thread: TLV757P , TPS764 , , TLV755P , TLV767 , TPS7A26 , LP5907 , TPS709 Hi, The datasheet states that the ON/OFF pin must be driven with a slew rate greater than 40mV/us. What is the potential concern…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2373-4EVM-758: Active Bridge Rectifier Disconnect Circuit (Q18)

    Teresa Chiu
    Teresa Chiu
    Part Number: TPS23754 Other Parts Discussed in Thread: TPS2373-4EVM-758 Hi Sir, There is an Active bridge design on the TPS2373-4EVM-758 and we applied it with TPS23754 design. 1. May I know what's the purpose of the Q18 on the active bridge circuit…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8861-Q1: Different ISET current setting equation

    Shirley He
    Shirley He
    Part Number: LP8861-Q1 Other Parts Discussed in Thread: TPS61194-Q1 , TPS61193-Q1 For the devices LP8861-Q1, TPS61193-Q1, TPS61194-Q1, the maximum current for the LED current sinks is controlled with external Riset resistor at ISET pin. But there are…
    • Answered
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24040 and BQ2404X family Trouble Shooting Tips, No Output, Charge Current Low, Early Termination and Others.

    Bill Johns
    Bill Johns
    Other Parts Discussed in Thread: BQ24040 , BQ24090 , BQ21040 , BQ24050 What are some trouble shooting recommendation if we are seeing problems with the BQ24040 or similar devices.
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] UCC27211A: What's the difference of UCC27211A and UCC27211

    Richard Herring
    Richard Herring
    Part Number: UCC27211A Other Parts Discussed in Thread: UCC27211 , UCC27210 The UCC27211 and UCC27211A 4A, 120V half-bridge drivers are high performance drivers which have virtually the same specifications in the parameter table. There are some differences…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24040 and BQ2404X family TS pin configuration of NTC and TTDM mode

    Bill Johns
    Bill Johns
    Other Parts Discussed in Thread: BQ24090 , BQ21040 , BQ24050 The TS pin has multiple ways that it can be configured. What is the best way to connect it and how?
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] UCC27511A: What is the difference between the Low Side Drivers UCC27511A and UCC27511? Improved Negative Input Voltage Handling capability

    Mamadou Diallo
    Mamadou Diallo
    Part Number: UCC27511A Other Parts Discussed in Thread: UCC27511 , Switch-Mode Power Supplies and Merchant DC-DC converter applications often require high current drive and hard switching to drive large loads. This hard switching of the power switches…
    • over 6 years ago
    • Power management
    • Power management forum
  • [FAQ] TITLE – BQ24040 and BQ2404X family Vin to Vout vs Charge Current Regulation.

    Bill Johns
    Bill Johns
    Other Parts Discussed in Thread: BQ24090 , BQ21040 , BQ24050 When the battery voltage is low, between 3V and 3.6V the charge current is normal, 800mA. But as battery voltage increase the charge current begins to drop from 800mA to 460mA, battery is…
    • over 6 years ago
    • Power management
    • Power management forum
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