Overview
The LL4150-M-18 is a small signal fast switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is part of the MiniMELF (SOD-80) package series and is designed for high-speed switching and general-purpose applications in various industries, including computer and industrial sectors.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Repetitive peak reverse voltage | - | VRRM | 50 | V |
| Peak forward surge current (tp = 1 μs) | - | IFSM | 4 | A |
| Forward continuous current | - | IF | 600 | mA |
| Average forward current | VR = 0 | IF(AV) | 300 | mA |
| Power dissipation | - | Ptot | 500 | mW |
| Forward voltage (IF = 1 mA) | - | VF | 0.540 - 0.620 | V |
| Forward voltage (IF = 10 mA) | - | VF | 0.660 - 0.740 | V |
| Forward voltage (IF = 50 mA) | - | VF | 0.760 - 0.860 | V |
| Operating temperature range | - | Top | -55 to +175 | °C |
| Storage temperature range | - | Tstg | -65 to +175 | °C |
| Thermal resistance junction to ambient air | On PC board 50 mm x 50 mm x 1.6 mm | RthJA | 300 | K/W |
| Junction temperature | - | Tj | 175 | °C |
| Package / Case | - | - | DO-213AC, MINI-MELF, SOD-80 | - |
| Mounting Type | - | - | Surface Mount | - |
Key Features
- Silicon epitaxial planar diodes
- Low forward voltage drop
- High forward current capability
- Fast switching characteristics
- MiniMELF (SOD-80) package for compact design
- Surface mount technology for easy integration
- ROHS compliant
Applications
- High-speed switching applications
- General-purpose use in computer and industrial applications
- Rectification, polarity protection, or signal switching applications
Q & A
- What is the maximum repetitive peak reverse voltage of the LL4150-M-18 diode?
The maximum repetitive peak reverse voltage is 50 V.
- What is the forward continuous current rating of the LL4150-M-18?
The forward continuous current rating is 600 mA.
- What is the typical forward voltage drop at 1 mA current?
The typical forward voltage drop at 1 mA current is between 0.540 V and 0.620 V.
- What is the operating temperature range of the LL4150-M-18?
The operating temperature range is from -55°C to +175°C.
- Is the LL4150-M-18 ROHS compliant?
- What is the package type of the LL4150-M-18?
The package type is MiniMELF (SOD-80).
- What is the thermal resistance junction to ambient air for the LL4150-M-18?
The thermal resistance junction to ambient air is 300 K/W on a PC board 50 mm x 50 mm x 1.6 mm.
- What are the typical applications of the LL4150-M-18 diode?
The typical applications include high-speed switching and general-purpose use in computer and industrial applications.
- What is the junction temperature rating of the LL4150-M-18?
The junction temperature rating is 175°C.
- How is the LL4150-M-18 mounted?
The LL4150-M-18 is a surface mount device.
