Overview
The 1N4148WS-HE3-08 is a small signal fast switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is part of the 1N4148 series and is known for its high performance in various electronic applications. It is designed for rectification, polarity protection, and signal switching, making it an excellent choice for a wide range of electronic circuits.
Vishay General Semiconductor, a leader in discrete semiconductor manufacturing, ensures that this diode meets stringent quality and performance standards. The 1N4148WS-HE3-08 is particularly noted for its fast switching times and low forward voltage drop, making it suitable for high-speed applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Diode Configuration | Single | |
| Repetitive Reverse Voltage (Vrrm) Max | 100 | V |
| Forward Current (If(AV)) | 150 | mA |
| Forward Voltage (VF) Max | 1.2 | V |
| Reverse Recovery Time (trr) Max | 4 | ns |
| Forward Surge Current (Ifsm) Max | 350 | mA |
| Operating Temperature Max | 150 | °C |
| Diode Case Style | SOD-323 | |
| No. of Pins | 2 | |
| Packaging | Tape and Reel | |
| Thermal Resistance Junction to Ambient Air | 650 | K/W |
| Junction Temperature | 150 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Operating Temperature Range | -55 to +150 | °C |
Key Features
- Fast Switching Time: The 1N4148WS-HE3-08 features a fast reverse recovery time of 4 ns, making it suitable for high-speed applications.
- Low Forward Voltage Drop: With a maximum forward voltage of 1.2 V, this diode minimizes power loss in the circuit.
- High Surge Current Capability: It can handle a forward surge current of up to 350 mA for short durations.
- Compact Packaging: The SOD-323 package is compact and suitable for surface-mount technology (SMT) applications.
- Wide Operating Temperature Range: The diode operates reliably over a temperature range of -55°C to +150°C.
- Low Leakage Current: The diode has a low leakage current of 5 μA at 100 V reverse voltage.
Applications
- Rectification and Polarity Protection: Ideal for general-purpose rectification and polarity protection in electronic circuits.
- Signal Switching: Suitable for signal switching applications due to its fast switching times.
- Automotive Systems: Used in various automotive systems, including electronic control units (ECUs) and other high-reliability applications.
- Consumer Electronics: Found in consumer electronics such as audio equipment, telecommunication devices, and computing hardware.
- Industrial Applications: Used in industrial control systems, lighting, and other high-performance electronic devices.
Q & A
- What is the maximum repetitive reverse voltage (Vrrm) of the 1N4148WS-HE3-08 diode?
The maximum repetitive reverse voltage (Vrrm) is 100 V.
- What is the forward current (If(AV)) rating of this diode?
The forward current (If(AV)) rating is 150 mA.
- What is the maximum forward voltage (VF) of the 1N4148WS-HE3-08 diode?
The maximum forward voltage (VF) is 1.2 V.
- What is the reverse recovery time (trr) of this diode?
The reverse recovery time (trr) is 4 ns.
- What is the maximum operating temperature of the 1N4148WS-HE3-08 diode?
The maximum operating temperature is 150°C.
- What is the package type of the 1N4148WS-HE3-08 diode?
The package type is SOD-323.
- What is the thermal resistance junction to ambient air for this diode?
The thermal resistance junction to ambient air is 650 K/W.
- What are the typical applications of the 1N4148WS-HE3-08 diode?
Typical applications include rectification, polarity protection, signal switching, automotive systems, consumer electronics, and industrial applications.
- What is the storage temperature range for the 1N4148WS-HE3-08 diode?
The storage temperature range is -65°C to +150°C.
- Is the 1N4148WS-HE3-08 diode suitable for high-speed applications?
Yes, it is suitable for high-speed applications due to its fast switching times.
