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  • TPS61178: TPS61178 VFB is 0.9V not 1.2V

    Part Number: TPS61178 Other Parts Discussed in Thread: TIDA-010269 Hi Team, we built board based on TIDA-010269. The VFB point votlage is 0.9V, not 1.2V as shown in the datasheet. Therefore the output votlage is not 5.3V as the TI Design. instead it…

  • TPS61178: TPS61178 electrical noise

    Part Number: TPS61178 Dear TI Team, We are using the TPS61178 to generate a 5   V output and have observed audible electrical noise coming from the device and its surrounding circuitry. Could you share any experience, guidance, or recommended mitigation…

  • TPS61178: TPS61178 PIN7 short to GND

    TI Thinks Resolved
    Part Number: TPS61178 Tool/software: TPS61178RNWT output voltage is 20.15V/2.5A, input is 9V to 13.2V. one of 10pcs IC has burned, the PIN7 is short to GND. what is the reason about this, and how to do to protect the IC.
    • Answered

  • TPS61178: Current Limit Setting for Forced PWM

    Resolved
    Part Number: TPS61178 Hi TPS611781 support team, When setting the current limit of the TPS611781 to 4.6A, is it correct to use ILIMIT = 5.4A in Equation (1) and set RLIMIT to 136 kohm? Best regards, Dice-K
    • Resolved

  • TPS61178: Technical Assistance Required ------ P/N: TPS61178

    TI Thinks Resolved
    Part Number: TPS61178 Tool/software: Hello Team, This is continuation of the following forum post as customer provided a response to Nathan Ding . https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1487504…
    • Answered

  • TPS61178: Connection order of the P-channel FET and FB resistor

    Resolved
    Part Number: TPS61178 Other Parts Discussed in Thread: , TPS61089 , TPS61288 Hi TPS61178 support team, When using the TPS61178EVM-792, a voltage drop occurs on the input power supply due to inrush current into the capacitor upon startup of the external…
    • Resolved
    • Answered

  • TPS61178: Over current waveform capture

    Resolved
    Part Number: TPS61178 HI TI, From the datasheet, I understand that the TPS611781 uses peak current detection for OCP. However, I couldn't find a corresponding waveform illustration. Could you provide a reference waveform (VOUT/SW/IL) when OCP is triggered…
    • Resolved

  • TPS61178: FB control

    TI Thinks Resolved
    Part Number: TPS61178 Tool/software: Hi team, My customer use TPS61178 for VIN 8.8V, Vout 9V~20V 1. Is that OK if VIN is 8.8V but Vout is 9V, the drop voltage is a little low 2. Can customer control FB voltage to get different Vout value such…
    • Answered

  • TPS61178: Boost Inrush current issue

    Resolved
    Part Number: TPS61178 HI TI, I have a verification for the TPS611781, but during testing, I found that the inrush current of this Boost is much higher than expected. Is this adjustable? It will cause our system to reboot. Please advise. BR…
    • Resolved
    • Answered

  • TPS61178: Alternatives to TPS61178 Boost Converter

    Resolved
    Part Number: TPS61178 Other Parts Discussed in Thread: TPS61288 Tool/software: Dear TI, I have used TPS 61178 to generate 12V of my BLDC motor via an electronic speed controller. Here is the following crude observation I found: 1. With the…
    • Resolved

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