Overview
The 1N4148W-HE3-08 is a small-signal, fast-switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is part of the 1N4148W series, known for its high reliability, stability, and fast switching capabilities. It is designed for high-volume, cost-effective applications across various industries, including automotive, industrial, and consumer electronics.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Reverse Voltage | - | VR | 75 | V |
| Repetitive Peak Reverse Voltage | - | VRRM | 100 | V |
| Average Rectified Current (half wave rectification with resistive load) | f ≥ 50 Hz | IF(AV) | 250 | mA |
| Continuous Forward Current | - | IF | 300 | mA |
| Surge Forward Current (tp < 1 s) | - | IFSM | 500 | mA |
| Power Dissipation (on FR-4 board with recommended soldering footprint) | - | Ptot | 280 | mW |
| Forward Voltage (IF = 10 mA) | - | VF | 1 | V |
| Forward Voltage (IF = 100 mA) | - | VF | 1.2 | V |
| Reverse Recovery Time | IF = 10 mA, iR = 1 mA, VR = 6 V, RL = 100 Ω | trr | 4 | ns |
| Operating Temperature Range | - | Top | -55 to +150 | °C |
| Storage Temperature Range | - | Tstg | -65 to +150 | °C |
Key Features
- Fast Switching: The 1N4148W-HE3-08 has a fast switching time with a reverse recovery time (trr) of ≤ 4 ns, making it suitable for high-speed applications.
- High Reliability and Stability: This diode is known for its high reliability and stability, ensuring consistent performance in various environments.
- AEC-Q101 Qualified: The 1N4148W-HE3-08 is AEC-Q101 qualified, which ensures it meets the stringent requirements for automotive applications.
- RoHS Compliant: The diode is RoHS3 compliant, adhering to environmental regulations.
- Compact Surface-Mount Package: It comes in a compact SOD-123 package, which is ideal for space-saving designs.
- High Temperature Performance: The diode operates within a wide temperature range of -55°C to +150°C, making it suitable for various industrial and automotive applications.
Applications
- General-Purpose Rectification: Suitable for general-purpose rectification in various electronic circuits.
- Switching Applications: Ideal for switching applications due to its fast switching capabilities.
- Biasing and Coupling Circuits: Can be used in biasing and coupling circuits where fast switching and low forward voltage are required.
- Automotive Electronics: AEC-Q101 qualification makes it suitable for use in automotive electronics, including power conversion and control systems.
- Industrial and Consumer Electronics: Used in industrial and consumer electronics for rectification, switching, and other applications requiring high reliability and stability.
Q & A
- What is the reverse voltage rating of the 1N4148W-HE3-08 diode?
The reverse voltage rating is 75 V.
- What is the maximum forward current for the 1N4148W-HE3-08 diode?
The maximum continuous forward current is 300 mA.
- What is the reverse recovery time of the 1N4148W-HE3-08 diode?
The reverse recovery time (trr) is ≤ 4 ns.
- Is the 1N4148W-HE3-08 diode AEC-Q101 qualified?
Yes, the 1N4148W-HE3-08 is AEC-Q101 qualified.
- What is the operating temperature range of the 1N4148W-HE3-08 diode?
The operating temperature range is -55°C to +150°C.
- What package type does the 1N4148W-HE3-08 diode come in?
The diode comes in a SOD-123 package.
- Is the 1N4148W-HE3-08 diode RoHS compliant?
Yes, the diode is RoHS3 compliant.
- What are some common applications of the 1N4148W-HE3-08 diode?
Common applications include general-purpose rectification, switching applications, biasing and coupling circuits, and use in automotive and industrial electronics.
- What is the maximum power dissipation of the 1N4148W-HE3-08 diode on an FR-4 board?
The maximum power dissipation on an FR-4 board with recommended soldering footprint is 280 mW.
- What is the forward voltage of the 1N4148W-HE3-08 diode at 10 mA and 100 mA?
The forward voltage is 1 V at 10 mA and 1.2 V at 100 mA.
