1N5278BDO35TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Discontinued at Digi-Key
Voltage - Zener (Nom) (Vz):	170V
Tolerance:	±5%
Power - Max:	500mW
Impedance (Max) (Zzt):	1900 Ohms
Current - Reverse Leakage @ Vr:	100nA @ 129V
Voltage - Forward (Vf) (Max) @ If:	1.5V @ 200mA
Operating Temperature:	-65°C ~ 175°C
Mounting Type:	Through Hole
Package / Case:	DO-204AH, DO-35, Axial
Supplier Device Package:	DO-35
Base Part Number:	1N5278

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1N5278BDO35TR is a single Zener diode, often referred to as a voltage regulator diode. It is a specialized type of diode designed to maintain a specific voltage across a given circuit. They are used in applications where a regulated source of DC voltage is needed or to provide a visual indication of a voltage potential.The 1N5278BDO35TR is an ultra-fast switching Zener diode, manufactured using a high-performance semiconductor process. It has low forward voltage drop, low reverse leakage, high surge current capability and high ruggedness. It is suitable for use in applications such as switching circuits and power supplies. The main difference between Zener and other diodes is that Zener diodes work in reverse bias. In forward bias, the diode’s two electrodes are connected to the same voltage, causing a current to flow across the junction, establishing the diode. In reverse bias, the electrodes are connected to different voltages, causing a reversed polarity current to flow from the anode to the cathode. This reversed current is what allows Zener diodes to regulate their voltage. The 1N5278BDO35TR has an operating voltage range of 3.5V to 35V. This voltage range can be used for various applications such as power regulation, over-voltage protection, and AC/DC line conditioners. It is best suited for applications that require higher surge currents, as well as applications that require an ultra-fast reaction time. The diode is also suitable for use in automotive electronics systems such as airbag systems and dashboard lighting. The 1N5278BDO35TR also has a high ruggedness rating, meaning that it can handle high-amplitude current surges without damaging its structure. This makes it ideal for applications where frequent increases and decreases in current flow are necessary, such as in switching circuits. It is also highly resistant to temperature changes and can withstand up to 150°C without a decline in performance. In summary, the 1N5278BDO35TR is a single Zener diode that is suitable for use in applications that require an ultra-fast switching time, high surge current capability, and high ruggedness. Its operating voltage range of 3.5V to 35V makes it suitable for use in various applications, such as power regulation, over-voltage protection, AC/DC line conditioners, automotive electronics systems, and switching circuits.

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