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Showing 209 results View by: Thread Post Sort by
    Answered
  • DAC80502: The error difference between REF5050 and internal REF

    Takumi Suzuki1
    Takumi Suzuki1
    Resolved
    Part Number: DAC80502 Tool/software: Hi Let me ask you a question about the DAC output error difference between REF5050(5V, 0.05%) and internal REF(2.5V, 0.1%). Though I am considering to calculate the each error, I do not understand how to evaluate…
    • Resolved
    • over 2 years ago
    • Data converters
    • Data converters forum
  • Answered
  • REF5050: Output Noise Spectral Density

    Paul Zhu
    Paul Zhu
    Resolved
    Part Number: REF5050 Other Parts Discussed in Thread: REF50 In REF50 datasheet, does figure 7-14 Noise Spectral Density show data for REF5025? Somewhere in the datasheet it says with higher output voltage, the noise spectral density needs to be scaled…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • REF5050: How to improve the noise performance

    Eric Liu(SZ-FAE)
    Eric Liu(SZ-FAE)
    TI Thinks Resolved
    Part Number: REF5050 Other Parts Discussed in Thread: REF54 Hi team for the REF5050, how can we improve it’s noise performance ?add a RC filter ?and add a follower after the RC? but the follower need to be more precision in noise performance?
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • REF5050: PSpice for TI cannot simulate -5V using REF5050

    LEO_0916
    LEO_0916
    Resolved
    Part Number: REF5050 I am a newbie in power supply design. I need dual power supplies in the circuit in Figure 1. I need a voltage reference of +-5V because I want noise below 4uV and a high precision voltage source. So I follow " Tips and Tricks for…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • REF5050: Connection with VREFIO pin of DAC80502

    Taroimo
    Taroimo
    Resolved
    Part Number: REF5050 Other Parts Discussed in Thread: DAC80502 , REF50 Dear TI team We are evaluating by connecting the REF5050's "VOUT" pin to the DAC80502's "VREFIO" pin. The "VREFIO" pin of the DAC80502 is by default set to "internal". Therefore…
    • Resolved
    • over 2 years ago
    • Power management
    • Power management forum
  • REF5050: REF5050IDR

    Ireen Reyes
    Ireen Reyes
    TI Thinks Resolved
    Part Number: REF5050 different bottom markings found on this device. Kindly confirm if these are okay:
    • over 3 years ago
    • Power management
    • Power management forum
  • REF5050: Tried to build with Figure 9-3 in the datasheet with ref5050 but instead of getting 15mV+- adjustment range, I am getting about +-120mV adjustment range.

    Li Wang
    Li Wang
    TI Thinks Resolved
    Part Number: REF5050 The only difference is I added a 0.22uf between the NR to GND but even I remove it, the issue is still there...
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • REF5050: Long-Term Stability

    Masakazu Adachi
    Masakazu Adachi
    Resolved
    Part Number: REF5050 Hello team, I received two questions from the customer. 1. The customer wants to calculate the Long-Term Stability for one year (8760hours). Is the following calculation method correct? 50ppm(first 1000 hours) + 25ppm * √7760…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • REF5050: Resistor in series with output cap

    Dennis McGlumphy
    Dennis McGlumphy
    TI Thinks Resolved
    Part Number: REF5050 Dear Trailokya You said in a prior post that I was exceeding the output capacitor spec (57pf) and overall ESR, (post: REF5050: Voltage output to high, last month). In the res50xx datasheet, fig. 42, it shows a total of 57uF and…
    • over 3 years ago
    • Power management
    • Power management forum
  • REF5050: technology discussion

    Cooper Zhang1
    Cooper Zhang1
    Part Number: REF5050 Dear , Need for your help analyze the reason of REF5050 low accuracy ,because my customer bought 2500pcs REF5050AID, but after they have a test on the board, most of the part ‘s accuracy is only 0.6%, not meet 0.1%; so What factors…
    • over 4 years ago
    • Power management
    • Power management forum
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