1N4148 Fast Switching Signal Diode - 5 Pack
R10.43
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R13.05 if bought individually
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1N4148 Fast Switching Signal Diode - 5 Pack
Product Details
1N4148 Fast Switching Signal Diode – 5 Pack – Technical Specifications:
Component Type – Small Signal Switching Diode
Package – DO-35 Through-Hole
Quantity – 5 Units per Pack
Peak Reverse Voltage – 100V
Forward Current – 200mA
Reverse Recovery Time – 4ns (Fast Switching)
Forward Voltage Drop – ~0.7V
Cathode Marking – Stripe Band
Handy Tips for Using the 1N4148 Signal Diode (5 Pack):
1: The 1N4148 is a fast-switching signal diode, ideal for logic-level clipping, clamping, and signal protection circuits — it is not rated for mains rectification or high current loads.
2: Its fast 4ns reverse recovery time makes it well suited to high-frequency switching applications where a general-purpose rectifier diode (like the 1N4007) would be too slow.
3: The cathode (negative leg) is marked with a stripe band on the diode body — current flows from anode to cathode when forward biased.
4: A very common choice for protecting GPIO pins from reverse voltage spikes and for use in simple logic-level OR/AND diode gates.
5: Each diode in this 5-pack can be used independently across multiple projects — handy for repairs, prototyping, or keeping spares on hand for this widely used component.
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