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Directly plug 1N4148 IN4148 4148 switching diode do-35

Specifications

SKU: 11534625

BUY Directly plug 1N4148 IN4148 4148 switching diode do-35 https://www.utsource.net/itm/p/11534625.html

Parameter Value
Type Switching Diode
Part Number 1N4148, IN4148, 4148
Package Type DO-35
Maximum Reverse Voltage (VR) 100 V
Maximum Forward Current (IF) 200 mA
Peak Reverse Current (IRM) 5 μA at 25°C
Forward Voltage Drop (VF) 1.0 V at 20 mA
Reverse Recovery Time (trr) 4 ns
Operating Temperature Range -65°C to +150°C
Storage Temperature Range -65°C to +150°C
Mounting Type Through-Hole

Instructions for Use:

  1. Handling Precautions:

    • Handle the diode with care to avoid static damage.
    • Ensure that the leads are not bent or twisted, as this can cause mechanical stress.
  2. Soldering:

    • Preheat the PCB to reduce thermal shock.
    • Use a soldering iron with a temperature setting between 300°C and 350°C.
    • Solder the diode quickly to avoid overheating, which can damage the component.
    • Allow the solder joint to cool naturally without moving the diode.
  3. Mounting:

    • Insert the diode into the PCB according to the polarity markings.
    • The cathode (shorter lead) should be connected to the positive side of the circuit.
    • The anode (longer lead) should be connected to the negative side of the circuit.
    • Ensure that the diode is securely mounted to prevent mechanical stress on the leads.
  4. Testing:

    • After soldering, use a multimeter to check for proper connection and polarity.
    • Measure the forward voltage drop (VF) to ensure the diode is functioning correctly.
  5. Storage:

    • Store the diode in a dry, cool place away from direct sunlight.
    • Keep the diode in its original packaging until ready to use to protect it from static discharge.
  6. Troubleshooting:

    • If the diode fails to conduct in the forward direction, check for proper soldering and correct polarity.
    • If the diode conducts in both directions, it may be damaged or defective. Replace the diode if necessary.
(For reference only)

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