Series:	Automotive, AEC-Q101, TransZorb®
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Type:	Zener
Unidirectional Channels:	1
Voltage - Reverse Standoff (Typ):	5.8V
Voltage - Breakdown (Min):	6.45V
Voltage - Clamping (Max) @ Ipp:	10.5V
Current - Peak Pulse (10/1000µs):	38A
Power - Peak Pulse:	400W
Power Line Protection:	No
Applications:	Automotive
Capacitance @ Frequency:	--
Operating Temperature:	-55°C ~ 175°C (TJ)
Mounting Type:	Through Hole
Package / Case:	DO-204AL, DO-41, Axial
Supplier Device Package:	DO-204AL (DO-41)
Base Part Number:	BZW04

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TVS - Diodes: BZW04-5V8HE3/74 Application Field and Working Principle

TVS (Transient Voltage Suppressor) diodes are semiconductor devices designed to protect electronic circuits from transient overvoltage failures. A TVS diode is basically a diode with a larger breakdown voltage than a regular one, allowing it to absorb the surge energy and clamp the voltage to a safe level. The device also has a fast response time and a low clamping voltage. The BZW04-5V8HE3/74 is a small package surface mounted TVS diode capable of handling 5V reverse surges up to 8kV. It is a bidirectional diode, meaning it can absorb surge energy in both directions and not just in one direction. It also features a low profile package, making it ideal for applications with limited space. In terms of application field, the BZW04-5V8HE3/74 is suitable for a variety of applications, such as power supplies, personal computer peripherals, telecommunications equipment, consumer electronics, industrial equipment, automotive electronics, and medical equipment. The working principle of the BZW04-5V8HE3/74 is quite simple. When the voltage across the diode exceeds its breakdown voltage, it will conduct current and clamp the voltage to a safe level. This process is repeated every time the voltage reaches or exceeds the rated breakdown voltage of the diode. The fast switching speeds of the diode ensure that the voltage is quickly clamped and the circuit is effectively protected from any transient voltage spikes. In terms of performance, the BZW04-5V8HE3/74 is capable of handling 8kV of reverse surge energy up to 5V, and its maximum peak pulse power dissipating capability is 600W. Its clamping voltage is 5.5V at 8A, with minimal temperature dependence. The diode has a low capacitance and is suitable for high-speed data communication. In addition, the device features a wide operating temperature range (from -55˚C to 125˚C) and is RoHS compliant. Furthermore, the BZW04-5V8HE3/74 is highly reliable and has an MTTF of 200 years. All in all, the BZW04-5V8HE3/74 is an ideal choice for applications requiring intense surge protection and fast response times. Its low profile package ensures that it can fit into tight spaces, and its wide operating temperature range makes it suitable for a variety of applications. Moreover, the device is highly reliable and provides an impressive level of surge protection.

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