1N4148 Diode – Pack Size 1, 10, 25, 50 and 100 Brand New IN UK STOCK


Massive 25,50 or 100 Pack Size

1N4148 Silicon Switching Diode

The 1N4148 Silicon switching diode is a widely used diode that can be used in switching applications of up to approximately 100MHz, and has a recovery time of no more than 4ns.

Absolute Maximum Ratings

These ratings are at an ambient temperature of 25°C, unless otherwise stated.

Symbol Description Value
VRRM Peak Repetitive Reverse Voltage 100V
IF Maximum Rectified Forward Current 1A
IFSM Non-repetitive Peak Forward Surge Current
(square wave, 1 microsecond pulse)
Ptot Total Power Dissipation 500mW
TSTG Storage Temperature -65°C to 200°C
TJ Junction Temperature up to 200°C

Electrical Characteristics

These characteristics are at an ambient temperature of 25°C, unless otherwise stated.

Symbol Description Value
VF Forward Voltage @ 10mA 1.0V
IR Reverse Current @ Rated VR = 20V when: TA=150°C
when: TA=100°C
Cd Total Capacitance, when: VR=0V, f=1.0MHz 4pF

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4) I am unable to provide ANY technical support, please ensure you fully understand how this item works by checking for any datasheets (not provided with the item), to enable the product to be used within your application / project.
5) VERY IMPORTANT >> Do not make ANY permanent connections. Please test the item BEFORE making any permanent connections e.g. soldering to the item. Please ensure you have the means to test the item WITHOUT applying ANY solder to the item. If an item has any solder applied I will NOT accept any return.
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**** Important note **** Some sellers claim the stock is in the UK, please be careful, the seller is often in China and sends the item to a UK agent who then forwards the item on with a UK stamp. Check where the seller is located not just the item location. All my items are physically with me, here in the UK and I offer a quick delivery and communication within the UK.

During busy periods there maybe a delay in delivering your package by Royal Mail. I apologies in adavnce for any inconvenience but would like to point this out before you place your order.