LL4148 – VISHAY
Small Signal Diode, 100 V, MiniMELF Package
Stock Quantity: 1065
Selling Unit: Each
| Quantity | Price (ex VAT) |
|---|---|
| 1+ | 2.92 |
| 10+ | |
| 50+ | |
| 100+ |
1065 in stock
Contact us for volume pricing
- Same day shipping if ordered before 14.00 GMT
- 6 month warranty on all stock items
- All stock held and shipped from our UK warehouse
- Worldwide shipping available, contact us for a quotation
- We can ship on your DHL or UPS account if required
- Any import duties or taxes are the responsibility of the receiver
Overview
The VISHAY LL4148 is a high-speed switching diode designed for demanding signal routing applications. Its critical operational characteristic is its rapid 4 ns reverse recovery time, enabling efficient switching at frequencies up to hundreds of megahertz. A key design consideration when employing the LL4148 is managing its 150 mA forward current rating; exceeding this can lead to increased leakage and reduced switching speed, a common trade-off in miniaturized components where thermal dissipation is limited. This diode offers a robust 100 V peak reverse voltage, ensuring reliable operation in transient-rich environments.
Key Features
- Peak Reverse Voltage: 100 V
- Max Surge Current: 2 A
- If – Forward Current: 150 mA
- Reverse Recovery Time: 4 ns
- Vf – Forward Voltage: 1 V
- Package: SOD-80 (SMD/SMT)
Applications
The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.
- High-frequency signal clamping in RF front-ends
- Demultiplexing and data selection circuits
- Reverse polarity protection in battery-powered devices
- Fast switching in logic level translation stages
