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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…
    • Answered

  • TPS61222: Single - Cell 5V boost with cell protection

    Resolved
    Part Number: TPS61222 Other Parts Discussed in Thread: TPS61020 , TPS61029 Tool/software: Hello, We are designing a 5V supply from a 100Ah single cell LiFePO4 battery. Maximum output current is 500 mA. Could you please suggest appropriate ICs which…
    • Resolved
    • 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: 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: TPS61222 Functionality Inquiry

    Resolved
    Part Number: TPS61222 Other Parts Discussed in Thread: TPS61099 Hi, I am designing a circuit and I used the TPS61222 Boost Converter. I feed in the input of the converter with a Li-Ion 4.2V battery and I have a couple of 5V sensors connected on the output…
    • Resolved
    • Answered

  • TPS61222: The output current of TPS61222

    Resolved
    Part Number: TPS61222 From the datasheet figure 11, when the input voltage is 0.7V, output voltage is 5V, the output current is only 4-5mA. I want to inquire whether there is a boost chip with 10mA smaller input current and 200mA or 500mA larger output…
    • 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…

  • TPS61222: Some questions for working TPS61222

    TI Thinks Resolved
    Part Number: TPS61222 Hello! Please could you help me to get answer on the questions about working of TPS61222? 1. What is the current at the FB input in “disable” (Ven = 0) and “enable” (Ven = Vin) modes at a voltage of 5 V at this input? 2. What is…
    • 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

  • 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…

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