Overview
The 1N4148WS-7-F is a surface mount fast switching diode produced by Diodes Incorporated. This diode is part of the 1N4148WS series and is designed for general-purpose switching applications. It features a small SOD-323 package, making it suitable for compact and efficient circuit designs. The diode is known for its fast switching speed, low forward voltage, and high reliability, making it a popular choice in various electronic circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Reverse Voltage (Max) | 75 | V |
| Repetitive Peak Reverse Voltage | 100 | V |
| Average Rectified Current | 150 | mA |
| Surge Forward Current (t < 1 s, Tj = 25 °C) | 2 | A |
| Power Dissipation | 200 | mW |
| Reverse Recovery Time | 4 | ns |
| Forward Voltage (IF = 10 mA) | 1.0 | V |
| Forward Voltage (IF = 100 mA) | 1.2 | V |
| Total Capacitance (VR = 0 V, f = 1 MHz) | 2 | pF |
| Operating and Storage Temperature Range | -55 to +150 | °C |
| Package Style | SOD-323 | |
| Mounting Method | Surface Mount |
Key Features
- Fast Switching Speed
- Small Surface Mount Package (SOD-323)
- For General-Purpose Switching Applications
- Totally Lead-Free and Fully RoHS Compliant
- Halogen and Antimony Free, “Green” Device
- Low Forward Voltage (1.0 V at IF = 10 mA)
- Low Reverse Recovery Time (4 ns)
- High Peak Repetitive Reverse Voltage (100 V)
- Operating and Storage Temperature Range: -55 to +150 °C
Applications
The 1N4148WS-7-F is suitable for a wide range of applications, including:
- General-purpose switching circuits
- Signal processing and switching in electronic devices
- Automotive applications (AEC-Q101 qualified for specific variants)
- Consumer electronics and industrial control systems
Q & A
- What is the maximum reverse voltage of the 1N4148WS-7-F diode?
The maximum reverse voltage is 75 V.
- What is the typical forward voltage of the 1N4148WS-7-F diode at 10 mA current?
The typical forward voltage is 1.0 V at 10 mA current.
- What is the reverse recovery time of the 1N4148WS-7-F diode?
The reverse recovery time is 4 ns.
- What is the maximum power dissipation of the 1N4148WS-7-F diode?
The maximum power dissipation is 200 mW.
- What is the operating and storage temperature range of the 1N4148WS-7-F diode?
The operating and storage temperature range is -55 to +150 °C.
- Is the 1N4148WS-7-F diode RoHS compliant?
Yes, the diode is totally lead-free and fully RoHS compliant.
- What is the package style and mounting method of the 1N4148WS-7-F diode?
The package style is SOD-323, and the mounting method is surface mount.
- What is the typical total capacitance of the 1N4148WS-7-F diode?
The typical total capacitance is 2 pF at VR = 0 V and f = 1 MHz.
- Is the 1N4148WS-7-F diode suitable for automotive applications?
Yes, specific variants of this diode are AEC-Q101 qualified and suitable for automotive applications.
- What is the maximum surge forward current of the 1N4148WS-7-F diode?
The maximum surge forward current is 2 A for t < 1 s and Tj = 25 °C.
