1KSMB27CAHR5G Circuit Protection

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TVS (Transient Voltage Suppression) diodes play an essential role in electrical circuit designs. When it comes to transient voltage suppression, 1KSMB27CAHR5G provides superior performance compared to other traditional protective components. The 1KSMB27CAHR5G is a Uni-Directional TVS diode available in a surface mount package. It is used in various devices for protection from overvoltage transients. This article explains the application field and working principle of the 1KSMB27CAHR5G.

Applications of 1KSMB27CAHR5G

The 1KSMB27CAHR5G is designed to provide protection against overvoltage transients in various devices. It can be used for protecting small home appliances, factory automation equipment, and sensitive electronics. It is suitable for use in automotive electronics, industrial AC/DC and signal line applications, telecommunication systems, consumer electronics, industrial control and computer systems.

It has a low capacitance of 200pF@1KV, making it suitable for protecting high-speed signal lines used in data communications and computers. It also provides a high surge capability of 27A (8/20μs). As the 1KSMB27CAHR5G is available in a surface-mount package, it is easier to install and save valuable PCB space.

Working Principle of 1KSMB27CAHR5G

The 1KSMB27CAHR5G utilizes the working principle of a p–n junction diode. When the device is exposed to a voltage surge, it will turn on. This will create a low resistance path for the surge current to flow. The low on-state resistance of the device ensures that the current is diverted quickly and reduces the voltage seen by the electronics.

When the surge is over, the diode will turn off, as the voltage across the device drops below the breakdown voltage. The device will then be ready to protect against any future overvoltage transients. This working principle ensures that the 1KSMB27CAHR5G provides effective protection to the device in which it has been installed.

Advantages of 1KSMB27CAHR5G

The 1KSMB27CAHR5G has numerous benefits. It provides excellent protection against high voltage overshoot and surge transients up to 27A. The device also has a low forward voltage drop of 0.9V. This ensures that the device has a low power loss, allowing it to be used in devices with low energy requirements.

It also has a low capacitance of 200pF @ 1KV, which is ideal for protecting high-speed signal lines. Furthermore, it is available in a surface mount package, making it easier to install and save on PCB space.

Conclusion

The 1KSMB27CAHR5G is a Uni-Directional TVS diode with superior performance. It provides excellent protection against high voltage overshoot and surge transients up to 27A. It is suitable for use in various devices for protection from overvoltage transients. The device has a low on-state resistance, low forward voltage drop, and low capacitance, making it an ideal choice for protecting high-speed signal lines. The 1KSMB27CAHR5G also has a surface mount package, which makes it easier to install and save valuable PCB space.

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