SMBJ60D-M3/H Circuit Protection

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TVS diodes are electrical components used in electronic circuits to limit voltage spikes. The SMBJ60D-M3/H is a 600W bi-directional uni-directional semiconductor diode developed by Littelfuse. It is a multi-function device incorporating a transient voltage suppressor (TVS), a Zener diode and a silicon diode. This component provides over-voltage protection in circuits from power surges, short circuit transients, electrostatic discharges (ESD) and low-power lightning transients for high-speed data and telecommunications lines.

SMBJ60D-M3/H Application Field and Working Principle

The SMBJ60D-M3/H can be used in a variety of applications including power supplies, industrial electronics, data transmission systems, consumer electronics, and automotive electronics. The device has a low reverse leakage current, high surge current capacity and fast response times. It helps with voltage clamping, impedance matching, over-voltage protection and ESD suppression.

The SMBJ60D-M3/H operates in two distinct modes: General Purpose Absorbing Mode and Special Purpose Clamping Mode. In absorbing mode, the device acts as a Zener to absorb transient energy and protect against overvoltage. In clamping mode, the device acts as a diode to absorb energy and protect against short circuit transients.

The device is designed to provide overvoltage protection at low frequencies, but excels at higher frequencies because of its fast response time and high surge current capacity. The device is also designed to respond to sudden changes in input voltage in microseconds, providing low-voltage protection even when high power pulses are applied quickly.

The device is available with a voltage range from SMBJ6.0CA to SMBJ175A and is capable of providing clamping voltages up to 275 Volts. It has high peak pulse current capacity and a high surge energy rating. It has a robust design with an industry standard molded package. The device has a low capacitance of 1.5pF, making it suitable for use in high speed data transmission and telecommunications applications. It has a low leakage current of 15uA max, making it suitable for low power applications.

The SMBJ60D-M3/H is designed for use in multilayer printed circuit boards (PCBs). It has an excellent surge current capability and fast response time, making it suitable for use in data and telecommunications systems. The device can withstand high surge currents of up to 1A for up to 8ms. It can also withstand high transient voltages of 5kV, making it suitable for industrial, consumer electronics, and automotive applications.

In conclusion, the SMBJ60D-M3/H is an effective transient voltage suppressor (TVS) component designed for use in a variety of applications. It offers reliable overvoltage protection for high-speed data and telecommunications lines. It has a low reverse leakage current, high surge current capacity and fast response time making it suitable for a variety of applications. The device has a low capacitance of 1.5pF, making it suitable for use in high speed data and telecommunications applications. It is available with a voltage range from SMBJ6.0CA to SMBJ175A making it suitable for use in a range of applications.

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