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  • TLV61220:About Adjustable Output Voltage Version (11.2.2.1)

    TI Thinks Resolved
    Part Number: TLV61220 Tool/software: We use TLV61220 to get the power supply voltage (3.3V). According to the datasheet, we calculated the voltage and obtained 3.53V. Then, we changed only the inductor from "VLF4012AT-4R7M" to "VLS3012HBX-4R7M", …
    • Answered

  • TLV61220A: Check the differences between TLV61220 and TLV61220A.

    Resolved
    Part Number: TLV61220A Other Parts Discussed in Thread: TLV61220 Tool/software: Dear Sir, We are going to review the spec for TLV61220 and TLV61220A. Here are some differences below, could you please check them and provide a update? Thank you. …
    • Resolved

  • TLV61220: Questions of TLV61220

    Part Number: TLV61220 Dear Team, Does TLV61220 can work at operating temperatures of -51 degrees? If not, do you suggest us suitable solution? Thanks a lot. Many Thanks, Jimmy
    • Answered

  • TLV61220: Input current is unstable

    Resolved
    Part Number: TLV61220 Other Parts Discussed in Thread: TPS61299 , TPS61099 , TPS61070 Tool/software: Hello, I am using a TLV61220DBVR in circuit and am having problems with input current instability. Vin = 1.4V, Vo = 3.3V, Io = 25mA max. AA lithium…
    • Resolved
    • Answered

  • TLV61220: Unexpectedly high shut-down current

    Resolved
    Part Number: TLV61220 Other Parts Discussed in Thread: TPS61299 , TPS61099 , TLV61070A , TPS61299A Tool/software: Hello, We are currently using the TLV61220 in a new battery powered project. We see a similar issue to that reported in the related thread…
    • Resolved

  • TLV61220: TLV61220EVM-120: Quiescent current is Larger than the rated parameters

    TI Thinks Resolved
    Part Number: TLV61220 Tool/software: Hi Ti When I was designing the TLV61220, I found that the quiescent current at the input end of the chip is too large, when Vin=1.2V, Vout Noload, the input current is about 25uA when tested with Powermonitor. …

  • TLV61220: For the 4.7uH coil that connects between the SW and VBAT pins of the tlv61220, What is the recommended DC resistance value (DCR)?

    Part Number: TLV61220 Thank you for your help. For the 4.7uH coil that connects between the SW and VBAT pins of the tlv61220, What is the recommended DC resistance value (DCR)? thank you.
    • Answered

  • TLV61220: device recommendation when using alkaline zinc-manganese battery as power supply

    Resolved
    Part Number: TLV61220 Other Parts Discussed in Thread: TPS61071 , , TPS61322 Hi team Customer evaluating our TLV61220 and TPS61071, the EE is Stylus, the voltage should be boosted from 0.9~1.5V to 3.3V. support needs below: 1. What's the consideration…
    • Resolved

  • TLV61220: The intended voltage value is not output.

    Part Number: TLV61220 I am evaluating TLV61220. R1 = 1MΩ, R2 = 110kΩ, L1 = 4.7uH, C2 = 10uF. The output load is almost no load. Then if Vin = 4.94V, then VFB = 720mV and VOUT = 4.40V. From the resistance values of R1 and R2, I would like the output voltage…

  • TLV61220: The intended voltage value is not output.

    Part Number: TLV61220 Thank you for your help. I am evaluating TLV61220. R1 = 1MΩ, R2 = 110kΩ, L1 = 4.7uH, C2 = 10uF. The output load is almost no load. Then if Vin = 4.94V, then VFB = 720mV and VOUT = 4.40V. From the resistance values of R1 and R2…

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