SMDJ7.0CA-T7

Voltage - Clamping (Max) @ Ipp:	12V
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:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	3000W (3kW)
Current - Peak Pulse (10/1000µs):	250A
Series:	SMDJ
Voltage - Breakdown (Min):	7.78V
Voltage - Reverse Standoff (Typ):	7V
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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SMDJ7.0CA-T7 TVS - Diodes Application Field and Working Principle

A transient voltage suppression device, also known as a TVS diode, is a special semiconductor device used to protect vulnerable electronic components from the excessive energy created by electrical interference and transient voltage. The SMDJ7.0CA-T7 is a TVS (transient voltage suppressor) diode specifically designed to protect equipment in high-performance cellular communication and broadcast systems from sensitive radiations. As these radiations can reach several megawatts or terawatts, having a TVS diode in place is essential to ensure connection durability. The diode is based on a Zener voltage breakdown mechanism, consisting of a semiconductor material layer or involved silicide-constructed structure. It provides clamping andits main components are the body chip and lead out terminals. The main purpose of the body chip is to absorb excess voltage and protect the device from any damage that may result from transient voltage. The process of protecting the device is called "clamping" and the diode is designated as a "transient voltage suppressor diode" or TVS diode.The level of protection offered by the SMDJ7.0CA-T7 transistor is determined by the diode\'s “clamping voltage”, which in turn determines the maximum level of energy that it can absorb in the event of an electric surge. Clamping voltage is highly dependent on the material used as well as the size of the diode, larger devices offer higher levels of protection, whereas smaller devices tend to offer lower levels of protection, but with faster response times in comparison.The SMDJ7.0CA-T7 is specifically designed to protect equipment in high-performance cellular communication and broadcast systems from sensitive radio frequency (RF) exposures. Its design offers good noise immunity and a high ESD clamping voltage. The body chip is offered in very small surface mount packaging, and the device is capable of absorbing high-frequency transients and surges occurring on different voltage rails, induced either by lightning or other devices.The working of the SMDJ7.0CA-T7 is quite simple. When a voltage transient bumps into a connected electrical system, the diode is designed to limit the voltage level to a predetermined value, and then safely dissipate the excess energy. So, in the simplest terms, the SMDJ7.0CA-T7 is a protective device that will absorb high-voltage surges which may otherwise damage delicate electronic components.Not only can the SMDJ7.0CA-T7 provide important protection for telecommunications and broadcast systems, but it can also be used in a variety of other applications. For example, automotive electronics can also benefit from the diode’s surge protection capabilities as it is designed to be resistant to adverse conditions such as humidity and vibration.In conclusion, the SMDJ7.0CA-T7 TVS diode is a reliable and effective surge protection device. Its design provides superior protection from voltage transients across different voltage rails. The device is small enough to be used in compact electronic systems, yet offers reliable protection over large voltage surge events. Its most important features include a broad operating voltage range, low thermal resistance, fast reaction times, and very good ESD and EFT performance. As such it is a perfect choice for any applications requiring protection against RF or high-frequency transient events.

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