TPSMD45CA

Voltage - Clamping (Max) @ Ipp:	72.7V
Supplier Device Package:	DO-214AB (SMCJ)
Package / Case:	DO-214AB, SMC
Mounting Type:	Surface Mount
Operating Temperature:	-65°C ~ 150°C (TJ)
Capacitance @ Frequency:	--
Applications:	Automotive
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Current - Peak Pulse (10/1000µs):	41.3A
Series:	Automotive, AEC-Q101, TPSMD
Voltage - Breakdown (Min):	50V
Voltage - Reverse Standoff (Typ):	45V
Bidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

TVS (Transient Voltage Suppressors) Diode, also known as Transient Voltage Suppressors (TVSs), are a type of semiconductor device that protect electronic components from damage due to over-voltage transient in a circuit. Typically, TVS Diode are able to absorb and dissipate large current spikes quickly, and then return to their normal operating state after the spike is gone. Therefore, TVS Diode are used to protect a wide range of electronics, from consumer electronics to complex industrial equipment. In this article, we will discuss the application field and working principle of the TVS-Diodes TPSMD45CA.

Application Field

The TPSMD45CA TVS diode is commonly used in industrial and consumer electronics. It is commonly used in automotive, consumer, military, medical, and telecom applications. This diode is designed for use in high-frequency applications, such as high-speed communications, electronic instrumentation, and motion control. It is also suitable for use in personal computer and telecommunications systems that require reliable lightning and ESD protection.

Working Principle

The working principle of the TPSMD45CA TVS diode is based on the diode’s ability to clamp the voltage at its drain terminal during an over-voltage condition. When the voltage at the drain terminal exceeds the breakdown voltage of the diode, the diode starts conducting, and the excess current is diverted to the ground. This prevents the voltage at the drain terminal from exceeding the breakdown voltage, thus protecting the device from the over-voltage condition.When the over-voltage condition dissipates, the diode stops conducting, and the voltage at the drain terminal returns to normal. The TPSMD45CA is able to handle high-current spikes and recover quickly, making it suitable for use in high-speed applications where quick response times are required.

Conclusion

The TPSMD45CA TVS Diode is a widely used device for protecting electronic circuits from over-voltage transients. It is suitable for use in a variety of applications, from automotive to telecommunications, and its fast response time makes it perfect for high-speed applications. Its working principle is based on its ability to clamp the voltage at its drain terminal and divert excess current to ground when an over-voltage condition occurs.

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