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  • TPS61222: TPS61222

    TI Thinks Resolved
    Part Number: TPS61222 Other Parts Discussed in Thread: TPS61299 Hi, I have recently used TPS61222 boost converter But I notice when I turn it off, (0 at EN pin ) there is still voltage and current passing through The datasheet mention that the Shutdown current…
    • Answered

  • TPS61222-EP: TPS61222-EP Output Noise

    Resolved
    Part Number: TPS61222-EP I'm considering using the above part number boost converter, but am concerned about the output noise at low output currents. In the application, there will be two modes of operation, one at 15 uA, and the other at 150 uA.. The…
    • Resolved

  • TPS61222: Background Reason of Recommended Layout

    TI Thinks Resolved
    Part Number: TPS61222 Other Parts Discussed in Thread: TLV61220 , TPS61220 Hi Team I'm looking to use this TPS61222 boost converter. There is this layout guidelines where it mentions it will pose stability problems. 1. Is it possible to explain what…

  • TPS61222: Vout with high ripple voltage and output offset

    TI Thinks Resolved
    Part Number: TPS61222 Hello. I'm using this IC (TPS61222DCKT) to boost the battery voltage (3.3V to 4.2V) to +5.5V on the output. The idea is to power an LDO regulator for 5V and then power some low power sensors. The problem is that in the output…
    • Answered

  • TPS782: TPS78230 and TPS61222 combination circuit review

    Resolved
    Part Number: TPS782 Other Parts Discussed in Thread: TPS61222 , TPS7A03 , TPS7A02 Hi, Support Team A circuit was formed by combining the TPS78230 and TPS61222. However, a problem has occurred, so we will contact you as follows. First of all, please review…
    • Resolved

  • TPS61222: EN pin pull-up or pull-down

    TI Thinks Resolved
    Part Number: TPS61222 Hi TI Engineers, I want to connect the the ENABLE pin of TPS61222 to uC. What is the internal pull down resistor value of EN pin? Please tell me the input / output current of the EN pin. Since it is a logic terminal, I think it has…

  • ISOW7742: Use of the ISOW7742 power supply as an isolated converter from 3.3V to 5V

    Answer Suggested
    Part Number: ISOW7742 Other Parts Discussed in Thread: LM2775 , TPS61222 , ISOW7842 Tool/software: Hello: I would like to know whether ISOW7742 isoltate power supply can be used as an elevetor from an Vdd=3.3V to Visoout=5V, and what is the minumum guaranteed…

  • TPS61222: TPS61222 outputting 3.8V instead of 5V

    TI Thinks Resolved
    Part Number: TPS61222 Dear TI-fellows, I'd like to use a TPS61222 on my PCB to allow for charging with 0.7V solar panels. Currently, the TPS61222 is connected as follows: As inductor, I am using a 2.2µH with 320mA current rating and 1Ohm resistance…
    • Answered

  • TPS61222: Hardware review

    Resolved
    Part Number: TPS61222 Other Parts Discussed in Thread: TPS61099 Hello TI Team, Please find the attached schematic of "TPS61222DCKR" Boost converter and review the same. Requirement: Input : 3.8V Output : 5V/0.4A Thanks
    • Resolved
    • Answered

  • TPS61222: Minimum output current for proper voltage regulation

    Resolved
    Part Number: TPS61222 Hi, I plan to use the TPS61222 in an energy harvesting application that requires a 5V rail with an extremely low power consumption. The 5V rail will be used to drive a CMOS based analog switch whose input will be ~5V. The current…
    • Resolved

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