LCE40A

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

The LCE40A is a type of Transient Voltage Suppression (TVS) diode that is used to protect against surge voltages. It is a specialized type of diode designed to handle very high voltages and power levels. The device is designed to temporarily absorb or divert sudden, high-voltage spikes or surges. The LCE40A is an optically isolated device with a built-in voltage clamping function. This allows it to maintain a predetermined voltage level by limiting the maximum voltage going through it. The diode is usually designed to handle any voltage between 4 and 4.7 volts. In other words, the function of the diode is to divert excessive current away from the protected circuits, thus protecting them from electrical overvoltage and potential damage or destruction.

The LCE40A is typically used in industrial and commercial applications as a protection device in DC line power and telecom systems. It can be used to protect power supply systems, microprocessors, and other sensitive electronic components from high-voltage spikes or surges. The device is commonly used in power supply systems, entry and exit protection, and telecom switching equipment. It is especially useful for drones, aircraft, and robots, due to its optically-isolated design. Its low capacitance reduces AC ringing and broadband applications. The device also offers low leakage current and low clamp voltages, as well as low reverse current and fast response time, making it a good choice for surge protection.

The LCE40A is composed of a pair of back-to-back Zener diodes, connected between an anode and cathode. A voltage is applied across the two terminals. When the voltage increases above the peak reverse voltage (VPRV) of the diode, it reduces the current going through it and clamps the voltage at the VPRV. When the voltage drops below the VPRV, the diode doesn’t conduct. The device is designed so that it can withstand voltages up to 400 volts and surge currents up to 3 amps without damage.

The LCE40A is designed to be connected in series with the AC power line or the signal line. It reduces the total current going through the protected circuits by diverting it through the device. It also clamps the voltage at the peak reverse voltage, preventing the protected circuits from being damaged by excessive voltage. The device also offers fast response time, so that it can respond quickly to sudden surges in voltage. The device protects against both proportional and non-proportional surges, and can withstand a wide range of temperatures.

The LCE40A is a reliable and affordable protection device. It offers good protection against surges and spikes, and is designed to be connected in series with circuit wires. Its low capacitance limits ringing, making it a good choice for broadband and other sensitive applications. It is also robust and can withstand a wide temperature range, and has a fast response time. With its optically isolated design, it can be used to provide protection in power supply and telecom systems.

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