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  • TPS7A4001: Regulating a large negative voltage

    Resolved
    Part Number: TPS7A4001 Other Parts Discussed in Thread: LM337 I seek to have a very low noise dual rail supply (+-42.5V/50mA). The power rails will be generated by two isolated 48V to 42.5V DC/DC converters. To clean the positive side, I can simply use…
    • Resolved

  • TPS7A4001: Operation at -65C

    TI Thinks Resolved
    Part Number: TPS7A4001 Hi We are operating at -65C we realise this is outside the minimum temperature of -40C. The output of the device just stays at zero volts we would like to know what is the most likely cause for this i.e would it be the current…
    • Answered

  • TPS7A4001: Schematic review

    Resolved
    Part Number: TPS7A4001 Other Parts Discussed in Thread: PSEMTHR24EVM-081 Hi All, please can you review our schematic with TPS7A4001 LDO Vin = 56V Vout = 3.3V Iout = (12mA TPS23881RTQ + 11.3mA ISO1644DW) ~25mA max ; Iout_typ = 15mA -> is…
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    • Answered

  • TPS7A4001: LDO Inquiry

    Resolved
    Part Number: TPS7A4001 Other Parts Discussed in Thread: TL783 , TPS7A43 Hi By looking at the spec. of TPS7A4001, this LDO can only support up to 50mA output current. However, the application will need 15V/60mA output. Not sure if TPS7A4001 can meet…
    • Resolved

  • TPS7A4001: Vin=8V~50V, Vout=3.3V, Iout=5mA

    TI Thinks Resolved
    Part Number: TPS7A4001 Other Parts Discussed in Thread: TPS7A16A-Q1 Hello expert, My customer would like to use high Vin solution in their first stage application. May we know if TPS7a4001 could be used in Vin=8V~50V, Vout=3.3V, Iout=5mA application…

  • TPS7A4001: response time of the enable/disable feature?

    Part Number: TPS7A4001 Hi Is there data on the response time or transient function of the enable/disable feature on the tps7A4001 ? I found nothing in the datasheet. to be used with a 50 to 90V output depending on the application thanks Pin…

  • TPS7A4001: TPS7A4001 negative power supply

    TI Thinks Resolved
    Part Number: TPS7A4001 Other Parts Discussed in Thread: LM137 , LM337-N I want to make -85V to -80V with LDO. For example, is it possible with TPS7A4001?
    • Answered

  • TPS7A4001: Intermittent drop in output voltage of TPS7A4001.

    Resolved
    Part Number: TPS7A4001 Linear regulator output dips intermittently and is not periodic. I have 47uF tantalum capacitor @the output which is higher than the min capacitance required for regulation. I have 26V DC input with output voltage of 14V (regulator…
    • Resolved

  • TPS7A4001: Unencrypted SPICE model?

    TI Thinks Resolved
    Part Number: TPS7A4001 Do you have an unencrypted SPICE model for TPS7A4001?

  • TPS7A4001: Considerable and Varying Voltage Drop on Output

    Part Number: TPS7A4001 Hello, We are utilizing this component as a 12V supply with inputs varying from about 13V to 30V. We noticed that as everything turns on at 13V, we only receive an output voltage of approximately 11.6V. When the input voltage reaches…

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