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Showing 84 results View by: Thread Post Sort by
  • Ramin Rahamim
    Ramin Rahamim
    • over 1 year ago
    • Power management
    • Power management forum

    TPS61291: TPS61291

    TI Thinks Resolved
    Part Number: TPS61291 Hello, We are going to use TPS61291 in our design. Please help me with the following question: How much time does it take to switch from Bypass to Boost mode and vice versa? The EN/BYP signal is controlled by GPIO of CC1352P...
  • Danilo Austria
    Danilo Austria
    • 10 months ago
    • Power management
    • Power management forum

    TPS61291: At which state should the EN/BYP pin at startup?

    TI Thinks Resolved
    Part Number: TPS61291 Hi Team, A customer asked the following questions about the EN/BYP pin. 1. Which state should the EN/BYP pin at start-up. 2. Does it matter if EN/BYP pin is at high or low state during start-up. 3. Can we set the EN/BYP pin...
  • Valentinas Pancerovas
    Valentinas Pancerovas
    • 10 months ago
    • Power management
    • Power management forum

    RE: TPS61291: EN/BYP pull down resistor

    Thank you!
  • Jasper Li
    Jasper Li
    • 11 months ago
    • Power management
    • Power management forum

    RE: TPS61291: Voltage drop when output current more than 100mA

    Hi Fedi, i think the input voltage is too week to support the output power. please increase the power supply capability.
  • Naig
    Naig
    • over 1 year ago
    • Power management
    • Power management forum

    TPS61291: CR2450 3volts coin cell battery

    • Resolved
    Part Number: TPS61291 Hi, I am using TP61291 to boost the voltage supply of CR2450 from 3V to 3.3V
  • Minqiu Xie
    Minqiu Xie
    • 11 months ago
    • Power management
    • Power management forum

    RE: TPS61291: Booster operation

    Hi Manish: May you share the waveform of the EN pin? Better together with Vin, EN, SW, Vout?
  • Minqiu Xie
    Minqiu Xie
    • over 1 year ago
    • Power management
    • Power management forum

    RE: TPS61291: Buck-Boost OR Boost Bypass DC DC Regulator

    Hi Lakshminarayana: As we have another communication way, I'll close this post. If you have further question, just reply below.
  • Angelo Pietroforte
    Angelo Pietroforte
    • over 1 year ago
    • Power management
    • Power management forum

    TPS61291: RDS(on) of Bypass FET

    TI Thinks Resolved
    Part Number: TPS61291 RDS(on) of Bypass Switch = 1.2 ohm. Rather high for my liking. Does anyone know of a part with lower RDS(on) besides the TPS6128x family?
  • Jonathan Frech
    Jonathan Frech
    • over 1 year ago
    • Power management
    • Power management forum

    TPS61291: TPS61291 3V3 with 3.6 Li-Battery

    TI Thinks Resolved
    Part Number: TPS61291 Hello, I would like to use the TPS61291 with a LiMnO2 Battery (3V full, 2V near empty). The Device will deliver 3.3V for the Main Application. The battery type we would use, is also available as LiSoCl2, which has a starting voltage...
  • Anthony Triana1
    Anthony Triana1
    • over 1 year ago
    • Power management
    • Power management forum

    TPS61291: using with MSP430F going in/out LPM3

    • Resolved
    Part Number: TPS61291 We are trying to use TPS61291 in boost mode only (EN/BYP tied to Vin) using
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