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  • TPS61391: TPS61391 Current Sensing

    Part Number: TPS61391 Other Parts Discussed in Thread: TPS61390 , Hello, I'm using the TPS61391 to generate a negative APD bias voltage as discussed in this application note ("High-Precision Negative-Voltage APD Power Supply Design with TPS61391").…

  • TPS61391: Using TPS61391 to Generate a Negative Bias Voltage

    Part Number: TPS61391 Other Parts Discussed in Thread: TPS61390 Dear Sir/Madam, I would like to use the TPS61391 to generate a negative bias voltage for my APD. The input voltage will be +5V, and the output voltage should be adjustable between -40V…

  • TPS61391: TPS61391

    Part Number: TPS61391 Tool/software: Dears, At present, my customer wants to achieve an adjustable negative voltage range of -40V~-60V. The initial evaluation of the solution in the following document is OK, but the function of adjustment does not…
    • Answered

  • TPS61391: TPS61391 power consomption at no load

    Resolved
    Part Number: TPS61391 Tool/software: hello i am working on a design where i should boost from 3V to 35 or 45VDC i am using TPS61391, the load current is null ( less than 20µA) i tested the TPS61391-eval board and i noticed that the current consumprion…
    • Resolved

  • TPS61391EVM-058: TPS61391: Boost Converter/Inverter Functionality at 15 mA Load

    Part Number: TPS61391EVM-058 Other Parts Discussed in Thread: TPS61391 , , LM5158 I've been searching the forums and saw that mutiple people have tried to use the TPS61391 for generating voltages to drive loads of ~15 mA. e.g. https://e2e.ti.com/support…
    • Answered

  • TPS61391: Clarification of R_protect (again)

    Resolved
    Part Number: TPS61391 Tool/software: Hi, Sorry to come back to this again, I accepted the previous answer without checking. Contrary to what stated in the previous answer, R_protect is clearly right there in the official evaluation board , numbered…
    • Resolved
    • Answered

  • TPS61391: Negative-Voltage APD Power Supply Design with TPS61391 (SLVAEZ7): Vo adjust.

    Resolved
    Part Number: TPS61391 Tool/software: Hi everyone, I'm working on a negative power supply design based on the application report "High-Precision Negative-Voltage APD Power Supply Design with TPS61391". However, I want to use a DAC in the FB path to adjust…
    • Resolved
    • Answered

  • TPS61391: Boost Converter for SiPM bias voltage

    Resolved
    Part Number: TPS61391 Other Parts Discussed in Thread: TPS61170 Tool/software: Hi, I am looking for a boost converter to reverse bias an SiPM. My Vin is +5V and I would like my output to be +32V. After doing some research, I came across the TPS61391 boost…
    • Resolved
    • Answered

  • TPS61391: Negative-Voltage APD Power Supply

    Resolved
    Part Number: TPS61391 Tool/software: We are currently utilizing the design outlined in the Application Report "High-Precision Negative-Voltage APD Power Supply Design with TPS61391." As described in the report, we are measuring a ripple of 20 mV. However…
    • Resolved
    • Answered

  • TPS61391: Use and value of R_protect

    Resolved
    Part Number: TPS61391 Tool/software: Hello, I was wondering what is the function of Rprotect and how should it be dimensioned? The power path has a current protection via Ishort anyway,so i don't quite understand the point. Thanks!
    • Resolved

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