Overview
The 1N4148-1 is a widely used switching diode produced by Microchip Technology. It is part of the 1N4148 series, known for its fast switching speed and general-purpose rectification capabilities. This diode is constructed with silicon epitaxial planar technology and features a hermetically sealed glass case, making it robust and reliable for various applications.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Type | Hermetically Sealed | |
| Configuration | Single | |
| Reverse Current-Max | 0.5µA | |
| Forward Voltage | 1.2V | |
| Reverse Voltage-Max [Vrrm] | 75V | |
| Reverse Recovery Time-Max | 5ns | |
| Diode Capacitance-Max | 2.8pF | |
| Average Forward Current-Max | 0.2A | |
| Peak Current-Max | 2A | |
| Operating Temp Range | -65°C to +200°C | |
| Package Style | DO-35 (SOD-27) | |
| Mounting Method | Through Hole |
Key Features
- Fast switching speed with a reverse recovery time of 5ns, making it suitable for high-frequency applications.
- General-purpose rectification with a maximum reverse voltage of 75V and a peak forward surge current of 2A.
- Hermetically sealed glass case, ensuring high reliability and durability.
- Lead-free finish and RoHS compliant, adhering to environmental standards.
- Solderable leads per MIL-STD-202, Method 208, facilitating easy integration into various circuits.
Applications
- General-purpose switching and rectification in electronic circuits.
- Signal processing and computer applications due to its fast switching characteristics.
- Automotive and industrial control systems where reliability and high-frequency performance are crucial.
- Consumer electronics such as audio equipment, telecommunication devices, and other electronic appliances.
Q & A
- What is the maximum reverse voltage of the 1N4148-1 diode?
The maximum reverse voltage (Vrrm) of the 1N4148-1 diode is 75V.
- What is the forward voltage drop of the 1N4148-1 diode?
The forward voltage drop of the 1N4148-1 diode is approximately 1.2V.
- What is the reverse recovery time of the 1N4148-1 diode?
The reverse recovery time of the 1N4148-1 diode is 5ns.
- What is the operating temperature range of the 1N4148-1 diode?
The operating temperature range of the 1N4148-1 diode is -65°C to +200°C.
- Is the 1N4148-1 diode RoHS compliant?
The 1N4148-1 diode is lead-free and RoHS compliant, although specific versions may vary.
- What is the package style of the 1N4148-1 diode?
The 1N4148-1 diode comes in a DO-35 (SOD-27) package style.
- What is the mounting method for the 1N4148-1 diode?
The 1N4148-1 diode is mounted using the through-hole method.
- What are the typical applications of the 1N4148-1 diode?
The 1N4148-1 diode is used in general-purpose switching, rectification, signal processing, and various electronic circuits.
- What is the maximum peak forward surge current of the 1N4148-1 diode?
The maximum peak forward surge current of the 1N4148-1 diode is 2A.
- Is the 1N4148-1 diode suitable for high-frequency applications?
Yes, the 1N4148-1 diode is suitable for high-frequency applications due to its fast switching speed and low reverse recovery time.
