1.5SMC550A

Voltage - Clamping (Max) @ Ipp:	760V
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	2A
Series:	1.5SMC
Voltage - Breakdown (Min):	522.5V
Voltage - Reverse Standoff (Typ):	495V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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1.5SMC550A application field and working principle

TVS diodes are a type of protective devices that protect the electrical circuit from overvoltage, undervoltage, and overcurrent, which can damage components and wires in the system. The 1.5SMC550A TVS diode is especially designed as a low-capacitance surge protection device that can be used to protect sensitive wiring from voltage surges and lightning strikes.

1.5SMC550A Applications

The 1.5SMC550A TVS diode has a wide range of applications in the automobile industry, as it is used in cars, trucks, buses, and other motor vehicles to protect electrical systems from voltage surges. It is also used in industrial and commercial applications, such as for lightning protection or to protect electronic components and wires from short circuits or overvoltage. These devices are also used in computers, home entertainment systems, and other domestic appliances to protect the system from power surges.

1.5SMC550A Working Principle

The 1.5SMC550A TVS diode works on the principle of reverse-biased junction protection. When there is a surge in voltage, the device is able to quickly respond and reduce the voltage and absorb the surge energy. Its high operating voltage and the low capacitance of the device also enable it to protect high-speed signals and devices which require precision. The device also has a fast-acting response time, which means that it can respond quickly to voltage surges.

Features of 1.5SMC550A

The 1.5SMC550A TVS diode has a wide variety of features that make it suitable for different applications. Its high input capacitance and fast-acting response time make it suitable for use in automotive and machinery applications. Moreover, its low-capacitance provides superior protection against lightning.The device also has a wide operating temperature range of -55°C to +150°C, which makes it suitable for various industrial environments. Its high peak current rating, which can reach up to 45A, makes it suitable for protecting high current circuits. Additionally, the device has a low reverse leakage of 0.1µA and a voltage standoff of 15V.

Conclusion

The 1.5SMC550A TVS diode is a reliable and robust device that can be used to protect sensitive circuits from overvoltage, undervoltage, and overcurrent. Its wide range of applications, fast-acting response time, low capacitance, and wide temperature range make it suitable for use in industrial, automotive, and other applications. The fast-acting response time and high peak current rating make it suitable for use in high current circuits and to protect sensitive electronic components and wiring from voltage surges.

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