The 1N4148 is a high-speed switching diodes fabricated in planar technology, and encapsulated in hermetically.
Features:-
• Fast Switching Speed
• General Purpose Rectification
• Silicon Epitaxial Planar Construction
• Lead Free Finish, RoHS Compliant (Note 2)
• High switching speed: max. 4 ns
• Continuous reverse voltage: max. 100 V
• Repetitive peak reverse voltage: max. 100 V
• Repetitive peak forward current: max. 450 mA.
• High speed silicon switching diodes, axial leaded.
• General purpose, industrial, military and space applications.
• Hermetically sealed glass with a stud on either side of the glass passivated chip provides excellent stability.
• Extremely low leakage and very high reliability
Mechanical Data:-
• Case: DO-35
• Case Material: Glass
• Moisture Sensitivity: Level 1 per J-STD-020D
• Leads: Solderable per MIL-STD-202, Method 208
• Polarity: Cathode Band
• Marking: Type Number
• Ordering Information: See Page 2
• Weight: 0.13 grams (approximate)
Applications:– High-speed switching

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Hilal Ahmad (verified owner) –
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