Overview
The 1N4148WS-HG3-08 is a small signal fast switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is designed for general-purpose switching applications and is known for its fast response time and low forward voltage drop. It is packaged in the SOD-323 (SC-76) case, making it suitable for surface-mount technology (SMT) assembly. The diode is RoHS compliant and qualified to AEC-Q101 standards, ensuring its reliability in automotive and other demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Reverse Voltage (VRRM) | 100 | V |
| Average Rectified Current (IF(AV)) | 150 | mA |
| Surge Forward Current (IFSM) | 350 | mA |
| Power Dissipation (Ptot) | 200 | mW |
| Forward Voltage (VF) at IF = 10 mA | 1 | V |
| Forward Voltage (VF) at IF = 100 mA | 1.2 | V |
| Leakage Current (IR) at VR = 75 V | 5 | μA |
| Reverse Recovery Time (trr) | 4 | ns |
| Operating Temperature Range | -55 to +150 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Junction Temperature (Tj) | 150 | °C |
| Thermal Resistance (RthJA) | 650 | K/W |
| Diode Capacitance (CD) | 4 | pF |
Key Features
- Fast Switching Time: The 1N4148WS-HG3-08 has a fast response time of 4 ns, making it suitable for high-speed switching applications.
- Low Forward Voltage Drop: The diode has a low forward voltage drop of 1 V at 10 mA and 1.2 V at 100 mA, reducing power losses in the circuit.
- High Surge Current Capability: It can handle surge forward currents up to 350 mA, ensuring robust performance under transient conditions.
- Compact Packaging: The SOD-323 package is ideal for surface-mount technology, saving space in modern electronic designs.
- RoHS Compliant and AEC-Q101 Qualified: Ensures compliance with environmental regulations and reliability in automotive and other demanding applications.
Applications
- Automotive Systems: Suitable for use in automotive electronics due to its AEC-Q101 qualification and robust performance.
- Consumer Electronics: Used in various consumer electronic devices for rectification, polarity protection, and signal switching.
- Industrial and Computing Systems: Applicable in industrial control systems, computing hardware, and telecommunications equipment.
- Signal Processing and Protection: Ideal for signal switching, rectification, and protection in high-speed electronic circuits.
Q & A
- What is the peak reverse voltage of the 1N4148WS-HG3-08 diode?
The peak reverse voltage (VRRM) is 100 V.
- What is the average rectified current rating of this diode?
The average rectified current (IF(AV)) is 150 mA.
- What is the maximum surge forward current the diode can handle?
The maximum surge forward current (IFSM) is 350 mA.
- What is the forward voltage drop at 10 mA and 100 mA?
The forward voltage drop is 1 V at 10 mA and 1.2 V at 100 mA.
- What is the reverse recovery time of the 1N4148WS-HG3-08 diode?
The reverse recovery time (trr) is 4 ns.
- What is the operating temperature range of this diode?
The operating temperature range is -55 to +150 °C.
- Is the 1N4148WS-HG3-08 diode RoHS compliant?
Yes, the diode is RoHS compliant.
- What is the thermal resistance (RthJA) of the diode?
The thermal resistance (RthJA) is 650 K/W.
- What is the diode capacitance (CD) of the 1N4148WS-HG3-08?
The diode capacitance (CD) is 4 pF.
- In which package is the 1N4148WS-HG3-08 diode available?
The diode is available in the SOD-323 (SC-76) package.
