Overview
The 1N4148-T is a fast switching diode manufactured by Diodes Incorporated. It is designed for general-purpose rectification and switching applications. This diode features a silicon epitaxial planar construction, making it suitable for high-speed switching and rectification tasks. The 1N4148-T is RoHS compliant and has a lead-free finish, ensuring environmental sustainability and compliance with regulatory standards.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Non-Repetitive Peak Reverse Voltage | VRM | 100 | V |
| Peak Repetitive Reverse Voltage | VRRM | 100 | V |
| Working Peak Reverse Voltage | VRWM | 75 | V |
| RMS Reverse Voltage | VR(RMS) | 53 | V |
| Forward Continuous Current | IF | 300 | mA |
| Average Rectified Output Current | IO | 150 | mA |
| Non-Repetitive Peak Forward Surge Current (t = 1 μs) | IFSM | 2.0 | A |
| Maximum Forward Voltage (IF = 10 mA) | VFM | 1.0 | V |
| Reverse Recovery Time (IF = 10 mA to IR = 1 mA) | trr | 4.0 | ns |
| Thermal Resistance, Junction to Ambient Air | RθJA | 350 | °C/W |
| Operating and Storage Temperature Range | TJ, TSTG | -65 to +175 | °C |
Key Features
- Fast Switching Speed: Ideal for high-speed switching applications.
- General Purpose Rectification: Suitable for a wide range of rectification tasks.
- Silicon Epitaxial Planar Construction: Enhances performance and reliability.
- Lead Free Finish, RoHS Compliant: Environmentally friendly and compliant with regulatory standards.
- Low Forward Voltage Drop: Efficient operation with minimal voltage drop.
- Low Reverse Current: Minimizes leakage current.
- High Reverse Voltage Rating: Provides robust protection against reverse voltage.
Applications
- Extreme Fast Switches: Used in applications requiring rapid switching times.
- General Purpose Rectification: Suitable for power supplies, DC-DC converters, and other rectification needs.
- Audio and Video Equipment: Used in signal processing and rectification in audio and video devices.
- Automotive Electronics: Employed in various automotive electronic systems due to its robust and reliable performance.
Q & A
- What is the maximum peak reverse voltage of the 1N4148-T diode?
The maximum peak reverse voltage (VRM) of the 1N4148-T diode is 100 V.
- What is the forward continuous current rating of the 1N4148-T?
The forward continuous current (IF) rating of the 1N4148-T is 300 mA.
- What is the reverse recovery time of the 1N4148-T diode?
The reverse recovery time (trr) of the 1N4148-T diode is approximately 4.0 ns.
- Is the 1N4148-T diode RoHS compliant?
Yes, the 1N4148-T diode is RoHS compliant and has a lead-free finish.
- What is the operating temperature range of the 1N4148-T diode?
The operating and storage temperature range of the 1N4148-T diode is -65 to +175 °C.
- What is the thermal resistance of the 1N4148-T diode?
The thermal resistance, junction to ambient air (RθJA), of the 1N4148-T diode is approximately 350 °C/W.
- What are the common applications of the 1N4148-T diode?
The 1N4148-T diode is commonly used in extreme fast switches, general-purpose rectification, audio and video equipment, and automotive electronics.
- What is the maximum forward surge current of the 1N4148-T diode?
The maximum non-repetitive peak forward surge current (IFSM) of the 1N4148-T diode is 2.0 A for a pulse duration of 1 μs.
- What is the typical forward voltage drop of the 1N4148-T diode?
The typical forward voltage drop (VFM) of the 1N4148-T diode is approximately 1.0 V at a forward current of 10 mA.
- What is the package type of the 1N4148-T diode?
The 1N4148-T diode comes in a DO-35 (DO-204AH) package.
