CD214C-T16ALF

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TVS (Transient Voltage Suppressor) Diodes are semiconductor components which specifically used to protect a circuit from excessive or destructive voltage transients. This type of protection is especially important in electronics and other devices exposed to external electrical disturbances or external EMI (electromagnetic interference). One of the most popular types of TVS diode is the CD214C-T16ALF. Its application field and working principle is explained in this article.

CD214C-T16ALF is an unidirectional silicon transient voltage suppressor diode providing bidirectional protection with typical operating voltages ranging from 4V to 28V. It is designed to protect against ESD (electrostatic discharge) and inductive loads such as those found in motors and solenoids. The device is characterized by high surge capability, low capacitance, and low VBR. It has a low dynamic on-state resistance and excellent clamping capability, making it suitable for protecting delicate electronic devices from transient surges and EMI.

CD214C-T16ALF devices are widely used in the automotive, industrial, and consumer electronics applications. In particular, they are used in automotive applications, such as in car radios, car security systems, and remote keyless entry systems. In industrial applications, they are used to protect electrical components from overvoltages, such as solid-state drives, circuit boards, microcontrollers, and communications equipment. In consumer electronics & other applications, they are used for protecting smartphones, tablets, and notebooks. CD214C-T16ALF devices can also be used in power strips and other power distribution devices.

The working principle of CD214C-T16ALF is based on its zener breakdown voltage. During normal operation, the zener diode will block any voltage greater than its breakdown voltage. However, when an overvoltage occurs, the zener diode will rapidly conduct and divert the excessive current. This protects devices connected in front of it. When the overvoltage is gone, the zener diode will quickly return to its blocked state and the circuit will resume its normal operation.

In conclusion, CD214C-T16ALF is a popular type of TVS diode, which is widely used in automotive, industrial, and consumer electronics applications. It is characterized by high surge capability, low capacitance, and low VBR, making it suitable for various protection purposes against voltage transients and EMI. Its working principle is based on its zener breakdown voltage and it can quickly divert the excessive current, thus protecting the connected devices from damage.

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