規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q101 |
| ProductStatus | Active |
| DiodeType | Standard |
| Voltage-DCReverse(Vr)(Max) | 75 V |
| Current-AverageRectified(Io) | 150mA |
| Voltage-Forward(Vf)(Max)@If | 1.25 V @ 150 mA |
| Speed | Small Signal =< 200mA (Io), Any Speed |
| ReverseRecoveryTime(trr) | 4 ns |
| Current-ReverseLeakage@Vr | 1 µA @ 100 V |
| Capacitance@VrF | 2pF @ 0V, 1MHz |
| MountingType | Surface Mount |
| Package/Case | SC-79, SOD-523 |
| SupplierDevicePackage | SOD-523 |
概述
Description
The 1N4148WT is a small signal, high-speed switching diode commonly used in electronic circuits. It belongs to the 1N4148 diode family, known for its fast response time, making it suitable for high-frequency applications. Packaged in a SOD-523 surface-mount configuration, the 1N4148WT is ideal for compact and densely packed electronic designs.
Key specifications include a reverse recovery time of around 4 nanoseconds, a maximum reverse voltage (VR) of 75V, and a forward current (IF) of 150mA. It operates efficiently in a wide temperature range, typically from -65°C to +150°C. The diode features low capacitance, which helps minimize signal distortion in high-speed switching applications.
Applications of the 1N4148WT include signal processing, high-speed switching, and protection circuits in consumer electronics, communication devices, and automotive systems. Its reliability and performance make it a popular choice for engineers designing circuits where speed and small form factor are critical.
Key specifications include a reverse recovery time of around 4 nanoseconds, a maximum reverse voltage (VR) of 75V, and a forward current (IF) of 150mA. It operates efficiently in a wide temperature range, typically from -65°C to +150°C. The diode features low capacitance, which helps minimize signal distortion in high-speed switching applications.
Applications of the 1N4148WT include signal processing, high-speed switching, and protection circuits in consumer electronics, communication devices, and automotive systems. Its reliability and performance make it a popular choice for engineers designing circuits where speed and small form factor are critical.
Equivalent
The 1N4148WT is a fast-switching diode. Equivalent products include the 1N41481N914, 1N4448 and BAS16diodes. These diodes are widely used for general-purpose fast switching applications and have similar electrical characteristics, such as forward voltage and current ratings. Always verify the specific parameters in the datasheet to ensure full compatibility with your application.
Features
The 1N4148WT is a small signal, fast-switching diode commonly used in various electronic applications. Key features include:
1. Fast Switching Speed: It boasts a fast reverse recovery time of approximately 4 nanoseconds, making it suitable for high-speed switching applications.
2. Low Forward Voltage Drop: Typically, the forward voltage drop is around 1V at 10mA, which helps in efficient power management.
3. High Reliability: It is known for its robustness and reliability, often used in signal processing and digital circuits.
4. Surface-Mount Package: The 1N4148WT is available in a SOD-523 package, offering a compact size ideal for space-constrained designs.
5. Wide Operating Temperature Range: It can operate effectively from -65°C to +150°C, suitable for use in various environmental conditions.
6. Maximum Repetitive Peak Reverse Voltage (VRRM): It can handle voltages up to 100V, providing flexibility in diverse circuit requirements.
7. Maximum Average Rectified Current: It supports up to 150mA, making it ideal for low-current applications.
These features make the 1N4148WT a versatile component for general-purpose switching in electronic devices.
1. Fast Switching Speed: It boasts a fast reverse recovery time of approximately 4 nanoseconds, making it suitable for high-speed switching applications.
2. Low Forward Voltage Drop: Typically, the forward voltage drop is around 1V at 10mA, which helps in efficient power management.
3. High Reliability: It is known for its robustness and reliability, often used in signal processing and digital circuits.
4. Surface-Mount Package: The 1N4148WT is available in a SOD-523 package, offering a compact size ideal for space-constrained designs.
5. Wide Operating Temperature Range: It can operate effectively from -65°C to +150°C, suitable for use in various environmental conditions.
6. Maximum Repetitive Peak Reverse Voltage (VRRM): It can handle voltages up to 100V, providing flexibility in diverse circuit requirements.
7. Maximum Average Rectified Current: It supports up to 150mA, making it ideal for low-current applications.
These features make the 1N4148WT a versatile component for general-purpose switching in electronic devices.
Pinout
The 1N4148WT is a high-speed switching diode, known for its reliability in various electronic applications. It typically comes in a SOD-523 package. The pin count for the 1N4148WT is two, which are the anode and cathode. The primary function of this diode is to allow current to pass in one direction (from anode to cathode) while blocking it in the reverse direction, making it ideal for fast switching applications due to its low capacitance and fast recovery time. This diode is commonly used in digital and analog circuits, signal processing, and as a protection device in various electronic components.
Manufacturer
The 1N4148WT is manufactured by Nexperia. Nexperia is a global semiconductor company that specializes in producing discrete components, logic devices, and MOSFETs. It was founded as a part of NXP Semiconductors and became an independent entity in 2017. Nexperia is known for its focus on efficiency, producing components that are essential for various electronic applications, including automotive, mobile, and industrial segments. The company is headquartered in Nijmegen, Netherlands, and operates worldwide, providing high-volume production capabilities and a strong focus on innovation and reliability in the semiconductor industry.
Application
The 1N4148WT is a fast-switching diode commonly used in a variety of applications. It is primarily utilized in digital logic circuits as a signal diode, serving functions such as waveform clipping, clamping, and signal routing. Its high-speed switching capabilities make it suitable for use in high-frequency applications, including radio frequency (RF) circuits. Additionally, it is used in rectification processes for power supplies and can function as a protection diode to safeguard circuits from voltage spikes. Its compact SMD package further makes it ideal for space-constrained applications like telecommunications, instrumentation, and consumer electronics.
Package
The 1N4148WT is a surface-mount switching diode packaged in a SOD-523 package. This ultra-small package is suitable for high-density board assembly and is commonly used in high-speed switching applications.
