USBQ50403E3/TR7

Current - Peak Pulse (10/1000µs):	5A (8/20µs)
Base Part Number:	USBQ504*
Supplier Device Package:	QFN-143
Package / Case:	4-VDFN
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 125°C (TJ)
Capacitance @ Frequency:	3pF @ 1MHz
Applications:	Ethernet
Power Line Protection:	No
Power - Peak Pulse:	500W
Series:	--
Voltage - Clamping (Max) @ Ipp:	11V
Voltage - Breakdown (Min):	4V
Voltage - Reverse Standoff (Typ):	3.3V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

A TVS ( transient voltage suppressor) diode is an electronic component that works to protect circuits and systems from large, unexpected voltage spikes. The USBQ50403E3/TR7 is an example of a transient voltage suppressor, providing dependable protection to electrical and electronic devices from voltages that exceed the rated power supply levels.

Application Field
The USBQ50403E3/TR7 can be found in numerous application fields such as consumer electronics, automobiles, and medical equipment. It is most commonly used in consumer electronics like personal computers, cameras, and phones to protect against voltage spikes caused by lightning strikes, power outages, and electrostatic discharge (ESD). The device is also useful in those systems which are subject to high voltages like the automotive industry, where it is used to protect delicate electronics from overvoltage caused by sudden alternator malfunctions. Along with automotive applications, the USBQ50403E3/TR7 is also used for medical equipment like hospital monitors and in robotics applications.Working Principle
The USBQ50403E3/TR7 is a diode that conforms to the Dual Common Cathode structure and utilizes a Silicon Avalanche protection structure, making it capable of handling overvoltage spikes caused by static electricity and electric noise consistently. When the voltage reaches the device\'s specified breakdown voltage, it allows current to flow in both directions, which dissipates the energy from the voltage spark as heat. This prevents the voltage from exceeding the device\'s clamping voltage, saving the circuit and system components from any damage or failure.Structure and Features
The USBQ50403E3/TR7 features a compact surface mount design, making it suitable for designs where the overall system size is of prime importance. It also has a comprehensive surge specification that can handle up to 40A of surge current for 8/20μs waveform, making it suitable for a wide range of applications. Additionally, the device has a high reliability of 1000V minimum insulation voltage, for superior protection and to ensure the safe operation of systems.In conclusion, the USBQ50403E3/TR7 is a robust diode which can help protect delicate electronics from sudden voltage spikes. With its ability to handle up to 40A of surge current, and a high reliability of 1000V minimum insulation voltage, it is an ideal choice for applications ranging from consumer electronics to robotics.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description