SMLJ40CA-Q

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TVS Diodes, also known as transil or thyristor surge protection devices (SPDs), are a form of silicone avalanche diode that is used to protect electronics from lightning and other high-voltage pulses. The SMLJ40CA-Q is a TVS Diode from Vishay that protects equipment against transients up to 400V. It is ideal for high speed data line protection, telecommunications, and computer and automotive equipment.

The SMLJ40CA-Q features an improved clamping ratio over competitive devices and is fast-responding enough for high-speed lines such as ethernet. This diode can absorb up to 400W in an 8/20μs waveform, or up to 5000W peak pulse power. It features low leakage current, low clamping voltages, and a fast response time of less than 1ns. It has an operating temperature range of -55°C to + 150°C and is capable of withstanding 175°C junction temperature. The package is SMBJ40CA with lead (Pb)-free terminals and a copper-alloy lead frame.

The SMLJ40C-Q is a rugged SMD TVS diode designed for use in high voltage, high speed applications. Its metal-semiconductor structure consists of a highly conductive low temperature coefficient silicon material for high-speed switching and breakdown voltage protection. It is capable of withstanding high peak currents while also protecting the device from thermal runaway and overloading. The device can absorb high levels of current from a surge and dissipate the energy in a short period of time before returning to its normal state. This is why the SMLJ40CA-Q is often chosen for applications in which fast response and protection against lightning and other voltage transients is necessary.

The SMLJ40CA-Q is commonly used in automotive, telecom, and computer equipment for protection against voltage transients. The diode can be used across a variety of applications including power supplies, circuit protection, and automotive electronics. It can also be used in a variety of other applications such as industrial, medical, and consumer electronics.

In conclusion, the SMLJ40CA-Q is an excellent choice for surge protection and is often chosen for its fast response time and high level of current absorption. With its fast response time and low leakage current characteristics, the SMLJ40CA-Q provides reliable and effective protection against lightning and other voltage transients. This makes it a popular choice for a variety of applications in automotive, telecom, and computer equipment.

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