Search tips
Showing 98 results View by: Thread Post Sort by

  • REF200: ref200

    TI Thinks Resolved
    Part Number: REF200 I am considering using REF200 as a current sink (100 uA), but it requires the current sink input voltage is to be a min of 2.5V. I think I have 1.4 V but not 2.5V input. Can I use the current mirror part of REF200, by grounding pins…

  • REF200: External Regulator Issues

    TI Thinks Resolved
    Part Number: REF200 Hi team, I have a customer with the below issue regarding the REF200AU current source. Let me know what you guys think! "We are using the REF200AU current source and are having some issues with a regulator that feeds it. Under…

  • REF200: Load resistance of constant current source

    TI Thinks Resolved
    Part Number: REF200 Hi， Would you like to ask, constant current * load resistance < constant current source chip power supply voltage? Or are there any requirements for the load resistance? Many thanks~

  • REF200: Charge pump example

    TI Thinks Resolved
    Part Number: REF200 I am making a charge pump out of REF200 and the TS5A3359YZPR SP3T switch to charge or discharge a capacitor providing an adjustable PWM tuning voltage. The 100uA currents are appropriate for this application. Could you provide me a…
    • Answered

  • REF200: REF200 maximum and minimum junction temperature

    Resolved
    Part Number: REF200 In datasheet, I am seeing -25 and 85 as minimum and maximum operating temperature but nothing mentioned about junction temperature range. Also I can see current variation with temp graph andtemperature specify from -50 to 125 deg C…
    • Resolved
    • Answered

  • REF200: How can I select a current reference for my designs?

    Resolved
    Part Number: REF200 Other Parts Discussed in Thread: INA326 , , LM134 , ATL431 Hello everyone, I am trying to accurately measure temperature using a 3-wire PT100 RTD, I thought to use a REF200 and the INA326, using the reference circuit from the REF200…
    • Resolved

  • REF200: REF200 headroom voltage

    TI Thinks Resolved
    Part Number: REF200 Other Parts Discussed in Thread: LM4041-N We'd like to provide 100uA currents source using REF200 and DC3.3V power. Could you tell me headroom voltage spec of REF200? Our schematic is as follows. Please let me know it. T…
    • Answered

  • REF200: Regarding adjustable current source circuit

    Resolved
    Part Number: REF200 Hi support team. I have a question regarding adjustable current source circuit in datasheet. (Please refer to following figure.) I would like to know how to calculate about VA in following figure. Is VA voltage equal to Vs…
    • Resolved
    • Answered

  • REF200: Need HBM ESD Rating

    Resolved
    Part Number: REF200 Hello Guys, Good day. What is the HBM ESD rating of this device? The datasheet only lists the CDM rating. Thanks and regards, Art
    • Resolved

  • REF200: REF200AU Junction temperature

    Part Number: REF200 What is the max Tj? What might the max Tj under 12V supply, using both channels at 0.1mA, at 85C? What might be the stress implications of using the component at -40C? What are the thetaJC and thetaJA for the component?

Didn't find what you are looking for? Post a new question.