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  • TPS7A90: Searching TI solution & please help provide comparison table

    Resolved
    Part Number: TPS7A90 Other Parts Discussed in Thread: TLV758P , TPS735 Hi Team, There is a good new that we could DIN TI product! Customer is looking for the replacement of NCV8705MTADJTCG (P2P would be better ) 1. Please help suggest TI solution, THX …
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  • TPS7A90: Thermal resistance and power dissipation

    Resolved
    Part Number: TPS7A90 Hi Team I don't find the power dissipation graph for TPS7A90, do we have any available information regarding this? The datasheet does mention R θ JA ＝ 56.9 （℃ /W) though, if to draw the graph, then P Dmax =125( ℃)/ 56. 9 (℃/W)=2.197…
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  • TPS7A90: Soft-Start Timing without Cns/ss

    TI Thinks Resolved
    Part Number: TPS7A90 I understand from Figure 36, and the text in the DS how the soft-start system works. I understand how to use Equation (5) to calculate the "tss" value (soft-start time) Q1] The equation suggests with C_NSSS = 0nF, that soft…
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  • TPS7A90: Max Output Voltage

    Resolved
    Part Number: TPS7A90 On the datasheet, page 1 and 2 specify Vout max as 5.7V. On page 1 it specifically states "The TPS7A90 output is adjustable with external resistors from 0.8 V to 5.7 V." However, on section 8.1.1 (page 17), it states "the…
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  • TPS7A90: selection

    Resolved
    Part Number: TPS7A90 Other Parts Discussed in Thread: TPS7A91 Hi team, My customer is using the TPS7A9001 and have 2 different options for SS_CTRL and NR/SS, and they are wondering if one way is better than the other. They both end up having approximately…
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  • TPS7A90: Recommended Operating Conditions

    Resolved
    Part Number: TPS7A90 Hi I can see the recommended capacity for Cin and Cout in the datasheet(SBVS324) Page.4. Is this capacitance considering DC bias characteristic? Thank you.
    • Resolved

  • TPS7A90: No proper output voltage

    TI Thinks Resolved
    Part Number: TPS7A90 Dear Teams, I am helping my customer test the LDO TPS7A9001 with following schematic diagram. What I found the output voltage is only 0.85V and Vfb is only 0.2V. Do you think the chip is already broken? Or do you have any other suggestions…
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  • TPS7A90: Output voltage drops after start up

    Resolved
    Part Number: TPS7A90 Hello team, My customer uses TPS7A90 for 3.3Vin / 1.8Vout. My customer sees the output voltage drops after the start-up, and then gradually goes up to the target voltage very slowly in 200ms. Please find the internal link here for…
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    • Answered

  • TPS7A90: Connecting PG to VIN

    Resolved
    Part Number: TPS7A90 Other Parts Discussed in Thread: TPS7A91 , Hello, In my current design, We'd like to connect a pullup resistor from Power Good to VIN (A Maximum of 3.5V) rather than VOUT. I'd really appreciate some confirmation If connecting PG to…
    • Resolved

  • TPS7A90: External Diode for output discharge

    TI Thinks Resolved
    Part Number: TPS7A90 Hi Team, I have one quick question. Does TPS7A90 need external diode between Input and output for discharging, if Vout > Vin condition exists in customer use case? Regards, Takashi Onawa

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