2500 PCS LL4148 LL-34 SMD 1N4148 High-Speed Switching Diodes
2500 PCS LL4148 LL-34 SMD 1N4148 High-Speed Switching Diodes
2500 PCS LL4148 LL-34 SMD High-Speed Switching Diodes
Stock up your workbench with this bulk pack of 2500 genuine LL4148 (LL-34 package) SMD switching diodes — the surface-mount equivalent of the classic 1N4148. These new, original components are ideal for electronics hobbyists, engineers, and repair technicians who need a reliable supply of fast, small-signal diodes for PCB assembly, prototyping, and production runs.
Key Features
- High-Speed Switching: Fast reverse recovery time makes these diodes perfect for high-frequency signal switching and rectification applications.
- SMD LL-34 Package: Compact surface-mount form factor saves board space and simplifies automated assembly.
- 1N4148 Compatible: Electrically equivalent to the 1N4148 — drop-in replacement for countless circuit designs.
- New & Original: Each diode is brand new, genuine, and sourced directly from the manufacturer — no rejects, no remarked parts.
- Bulk Quantity – 2500 PCS: Generous pack size keeps your component drawer fully stocked for prototyping, repair work, or low-volume production.
- Wide Application Range: Suitable for general-purpose switching, clamping, logic-level signal steering, and voltage blocking in consumer electronics, DIY electronics, and industrial circuits.
Technical Specifications
- Part Number: LL4148 / 1N4148
- Package: LL-34 (SMD)
- Type: Small-signal fast-switching diode
- Quantity: 2500 pieces
- Condition: New, original
- Country of Origin: Made in Mainland China
Who Is This For?
Whether you're a DIY electronics enthusiast, a PCB designer, or a repair shop technician, having a large supply of LL4148 SMD diodes on hand means you'll never be caught short mid-project. These are among the most universally used components in electronics — keep a reel handy and you're covered for virtually any small-signal switching task.
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Frequently Asked Questions
Q: Are these LL4148 diodes compatible with standard 1N4148 circuit designs?
A: Yes. The LL4148 in the LL-34 SMD package is electrically equivalent to the through-hole 1N4148 diode. It can be used as a direct replacement in any design that specifies a 1N4148, provided your PCB footprint is laid out for the LL-34 surface-mount package.
Q: What applications are LL4148 SMD diodes best suited for?
A: LL4148 SMD diodes are ideal for high-speed signal switching, logic-level clamping, voltage blocking, general rectification, and protection circuits in consumer electronics, DIY projects, and industrial PCB designs. Their fast reverse recovery time makes them especially useful in high-frequency circuits.
Q: How are the 2500 pieces packaged for storage and use?
A: The diodes are supplied on tape/reel packaging standard for LL-34 SMD components, making them compatible with pick-and-place machines as well as easy to handle manually during prototyping and repair work.