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Type: Posts; User: AzharElectronics

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  1. Closed: Waterproof Ultrasonic range Sensor

    Hi,

    I am currently using P/N# HC-SR04 Ultrasonic Sensor, which is not waterproof, so I am looking for equivalent waterproof Sensor.

    Please let me know if any.
  2. Closed: Will I be able to drive LED with attached analog circuit ?

    Hi,
    I have Aerospace customer released analog circuit as attached with output voltage of 3.5V max and output current max 3.5mA.
    Will this drive customer LED placed at 65inch away from this analog...
  3. Closed: Panel Mount NVIS LED Vendors name for Aerospace Application

    Hi,
    Can you please guide me with names of best Panel Mount NVIS LED Vendors name for Aerospace Application ?
    Right now I am using Oxley's LED https://www.oxleygroup.com/components/lamp-products but...
  4. Closed: Re: Need suggestion or recommendation for Constant Current Source Circuit or IC

    I have four Set of requirement to drive four different LEDs i:e one to four LEDs needs fix current values from 0.65mA, 2.55mA, 19mA and 24mA. Should be Mil qualified Part.
    Supply to LED is +5V and...
  5. Closed: Need suggestion on TVS Diodes DO-160 Lightning Protection

    Need suggestion on TVS Diodes selection for DO-160 Lightning Protection per Waveform 5A Level 3 i:e 300/1000 (VL/IT). Per my calculation for worst case I will need about 100KW Power Dissipation and...
  6. Closed: Need suggestion or recommendation for Constant Current Source Circuit or IC

    For one of my Aerospace Application I need suggestion or recommendation for Constant Current Source Circuit to Drive LED, recommendation may include what type of circuit can be used either Analog...
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    Closed: Re: Darlington Array IC with Enable Pin

    Hi,
    Thank You for the information, got confused with Cutoff word.
    Any answer to my second question i:e "solution to get rid of leakage current ? (Any additional analog circuit to be added or ULN IC...
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    Closed: Re: Darlington Array IC with Enable Pin

    As Suggested by FvM I am using additional Logic AND gates (CD4081B) for Day and Night Mode Selection.
    Also I am using ULN2003AI http://www.ti.com/product/ULN2003AI/technicaldocuments.
    what is...
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    Closed: Re: Darlington Array IC with Enable Pin

    Hi Klaus,
    Voltage range I have is from 5V to 28V, but just to keep it simple I have plan to use +12V (I can be flexible with voltage range). LED Connection type is Common Anode.
    Current for Day...
  10. Replies
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    Closed: Darlington Array IC with Enable Pin

    Hi,
    I wanted to Drive LEDs in Two Modes (Day/Night) and these LED has discrete status input hence I wanted to use IC something which has Enable Pin. Most of them use ULN IC but ULN IC does not have...
  11. [SOLVED]Closed: X5R, 1uf Ceramic Capacitor Max survival temperature

    I am using TDK Part# C1005X5R1V105K050BC (Description: CAP CER 1uF 10% 35V X5R 0402) and it specification says as operating temperature is -67°F(-55°C) to +185°F(85°C).

    Can anyone please let me...
  12. Closed: Automotive Grade EMI/EMC Qualification Testing dimensions

    Say for example Radiated Emission Test per standards EN 13309, ISO 13766, EN ISO 14982, 2004/104/EC.
    The EUT is placed on non-conductive low relative permittivity material at 50± 5 mm above the...
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    [SOLVED]Closed: Re: Kelvins double bridge connections

    Hi,
    Thank You for your reply and all suggestions.
    1. How much current do you suggest for design to detect change of 70µΩ ? I do understand current limit depends on my design options but wanted to...
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    [SOLVED]Closed: Re: Kelvins double bridge connections

    Do I need to use specific wires for Kelvin wiring or general 22/24 AWG will solve the purpose, specific wiring like Kelvin Probes, Jigs, Cable Clamp or PCB etc.
    Yes AC Excitation is allowed....
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    [SOLVED]Closed: Kelvins double bridge connections

    Hi All,
    I have a substance which measures mili ohm (around 40 mili-ohm) resistance and due to its face wear the resistance changes.
    Wear out causes change in resistance of few micro ohms (around 70...
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