Overview
The 1N4148W-HF is a surface-mount switching diode produced by Comchip Technology. It is designed for high-speed switching applications, offering fast recovery times and high reliability. This diode is encapsulated in a SOD-123 package, making it suitable for a wide range of electronic circuits where compact size and high performance are required.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Reverse Voltage | VRM | 100 | V |
| Average Rectified Current | Io | 150 | mA |
| Peak Forward Surge Current | IFSM | 2 | A |
| Power Dissipation | PD | 500 | mW |
| Forward Voltage | Vf | 1.00 - 1.25 | V |
| Reverse Recovery Time | Trr | < 4.0 | nS |
| Thermal Resistance from Junction to Ambient | RθJA | - | °C/W |
| Storage Temperature Range | TSTG | -65 to +150 | °C |
| Operating Junction Temperature | Tj | -65 to +150 | °C |
| Package Type | - | SOD-123 | - |
Key Features
- Fast switching device with a reverse recovery time of less than 4.0 nanoseconds.
- High power dissipation of 500 mW.
- High stability and reliability.
- Low reverse leakage current.
- Encapsulated in a SOD-123 molded plastic package.
- Epoxy meets UL 94V-0 standards.
- Polarity indicated by a color band denoting the cathode end.
Applications
The 1N4148W-HF switching diode is suitable for various high-speed switching applications, including but not limited to:
- General-purpose switching circuits.
- High-frequency signal processing.
- Power supply circuits.
- Audio and video equipment.
- Automotive and industrial control systems.
Q & A
- What is the maximum reverse voltage of the 1N4148W-HF diode?
The maximum reverse voltage is 100 V. - What is the average rectified current of the 1N4148W-HF diode?
The average rectified current is 150 mA. - What is the peak forward surge current of the 1N4148W-HF diode?
The peak forward surge current is 2 A. - What is the power dissipation of the 1N4148W-HF diode?
The power dissipation is 500 mW. - What is the forward voltage of the 1N4148W-HF diode?
The forward voltage ranges from 1.00 to 1.25 V. - What is the reverse recovery time of the 1N4148W-HF diode?
The reverse recovery time is less than 4.0 nanoseconds. - What is the package type of the 1N4148W-HF diode?
The package type is SOD-123. - Is the 1N4148W-HF diode RoHS compliant?
Yes, the 1N4148W-HF diode is RoHS compliant. - What are the storage and operating temperature ranges for the 1N4148W-HF diode?
The storage temperature range is -65 to +150°C, and the operating junction temperature range is also -65 to +150°C. - What are some common applications of the 1N4148W-HF diode?
Common applications include general-purpose switching circuits, high-frequency signal processing, power supply circuits, audio and video equipment, and automotive and industrial control systems.
