1.5KE250A-E3/73

Voltage - Clamping (Max) @ Ipp:	344V
Supplier Device Package:	1.5KE
Package / Case:	DO-201AA, DO-27, Axial
Mounting Type:	Through Hole
Operating Temperature:	-55°C ~ 175°C (TJ)
Capacitance @ Frequency:	--
Applications:	General Purpose
Power Line Protection:	No
Power - Peak Pulse:	1500W (1.5kW)
Current - Peak Pulse (10/1000µs):	4.4A
Series:	TransZorb®
Voltage - Breakdown (Min):	237V
Voltage - Reverse Standoff (Typ):	214V
Unidirectional Channels:	1
Type:	Zener
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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TVS - Diodes 1.5KE250A-E3/73 Application Field and Working Principle

A Transient Voltage Suppression (TVS) diode, often referred to as a thyristor, is an electronic component used to protect other electronics from high-voltage pulses or overvoltages. The 1.5KE250A-E3/73 is a TVS diode, rated for 250V peak pulse power, with a very fast response time and a low 1.5 pF capacitance. It is commonly used in automotive electronics, mobile phones, computers, consumer electronics, and other electrostatic discharge (ESD) sensitive electronic circuitry applications.

The working principle of the 1.5KE250A-E3/73 TVS diode is based on its ability to regulate and absorb high voltage pulses. When an overvoltage or a high voltage spike occurs, the diode quickly monitors the voltage and then switches on immediately. The diode then absorbs the excess energy and quickly releases it, limiting the voltage across the device to a safe level and providing ESD protection.

The 1.5KE250A-E3/73 has a low capacitance of 1.5 pF, making it ideal for applications that require a fast response time. It also features a very low leakage current of 0.8uA @ 10V rated working voltage, helping to minimize power losses and maintain stable device temperatures. Additionally, the 1.5KE250A-E3/73\'s low clamping voltage of 20VRated Working Voltage, helps protect sensitive electronic components against damage due to voltage spikes.

The 1.5KE250A-E3/73 is also designed to protect against reverse-biased operation, in which the forward voltage is lower than the applied voltage across the diode. When this occurs, the device switches on immediately and limits the voltage across the diode to its rated working voltage, thus protecting the circuit from potential damage due to the reversed polarity. In this mode, the diode is also able to protect against the damaging effects of ESD, which could cause damage to the circuit. The 1.5KE250A-E3/73 is an ideal device for applications requiring surge protection, ESD protection, and overload protection. With its fast response time and low power dissipation, it provides solid protection in a wide range of applications. It is also a great choice for automotive electronics, mobile phones, computers, consumer electronics, and other ESD sensitive electronic circuitry applications. Additionally, the device\'s low capacitance makes it a great choice for applications with tight size constraints. As such, the 1.5KE250A-E3/73 is well-suited for a variety of applications, and is likely to become a staple product in the electronics industry.

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