A diode is a two-terminal semiconductor device with a p-n junction that conducts electric current primarily in one direction. Diodes are used in various electronic circuits such as rectifiers, voltage regulators, signal limiters, and surge protectors. The 1.5KE180ARL is a type of diode manufactured by Vishay Semiconductors, a global leader in discrete semiconductors and passive electronic components.

In this blog post, we will discuss the specifications and applications of the 1.5KE180ARL diode, its features, benefits, and limitations. This diode is designed to protect electronic devices from voltage surges and spikes that can damage or destroy sensitive components.

Specifications and Features

The 1.5KE180ARL is a 1500W transient voltage suppressor (TVS) diode with a breakdown voltage of 180V. It has a unidirectional polarity and a peak pulse current of 79.5A. The diode has a low clamping voltage that ensures efficient protection against fast rise time transients. The device has a response time of less than one nanosecond, making it ideal for use in high-speed circuits.

The diode is packaged in a DO-201AD axial leaded package with a lead-free finish that meets RoHS requirements. The package has a weight of 0.43 grams and a maximum operating temperature of 175°C. The device is halogen-free and conforms to Reach regulations.

Applications

The 1.5KE180ARL diode is mainly used in electronic circuits where protection against voltage surges and spikes is required. The diode can be used in power supplies, motor control circuits, lighting systems, and communication equipment. The diode can also be used in automotive and industrial applications where ruggedness and reliability are critical.

One of the common applications of the 1.5KE180ARL diode is in surge protectors, where it is used to limit the voltage spikes and transients that can damage electrical components. The diode is also used in signal limiters where it protects the circuit from high voltage and current signals that can cause distortion and malfunctions.

Benefits and Limitations

The 1.5KE180ARL diode has several benefits that make it ideal for use in electronic circuits. The diode has a high surge capability that ensures reliable protection against voltage surges and spikes. The low clamping voltage of the diode ensures that the protected components have low voltage margin degradation.

The device also has a fast response time that ensures efficient protection against fast rise time transients. The device is also easy to install and requires no maintenance once installed. The diode is also lead-free and halogen-free, making it environmentally friendly.

However, the 1.5KE180ARL diode also has some limitations that must be considered when designing electronic circuits. The diode has a limited power dissipation capability, which means that it may burn out if subjected to high power levels for an extended period. The diode also has a limited reverse breakdown voltage, which means that it may not be suitable for very high voltage applications.

Conclusion

The 1.5KE180ARL diode is a popular TVS diode that provides reliable protection against voltage surges and spikes in electronic circuits. The device has a high surge capability, low clamping voltage, fast response time, and is environmentally friendly. The diode is mainly used in surge protectors, power supplies, motor control circuits, and communication equipment. When using the diode, it's important to consider its benefits and limitations and ensure that it's installed correctly to ensure maximum protection.