30KPA48A-HRA

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TVS (Transient Voltage Suppressor) diodes, also known as spike suppressors, consist of a pair of back-to-back zener diodes, typically encapsulated in a unidirectional cavity. They are used in circuit designs to protect sensitive components from transients such as lightning and ESD (electrostatic discharge). The 30KPA48A-HRA is a widely used type of TVS diode.

The 30KPA48A-HRA is a bidirectional, unidirectional ESD protection device designed for data and signal line protection. It can provide up to 4.8A of low clamping (voltage drop) protection with fast-acting clamping of transients. The low impedance makes it ideal for high-speed data line protection. It is also capable of handling slow repetitive transients. The device is rated for a maximum operating power dissipation of 1W and operating temperature range of -65°C to 150°C.

The working principle of this TVS diode is simple and effective. It consists of two back-to-back zener diodes connected in series across the data or signal line. When a transient voltage is applied to the line, the zener diodes act as capacitors that charge up and absorb the energy of the transient. This reduces the current and voltage on the data line, thereby protecting the sensitive components from damage.

The 30KPA48A-HRA can be used in a variety of applications, such as in automotive, consumer, medical, and industrial systems. It is especially suitable for use in portable electronic devices, where it can provide ESD protection against static electricity and transient voltage spikes. This type of TVS diode is also widely used in high-speed data lines to protect sensitive components from electro-magnetic interference (EMI).

In summary, the 30KPA48A-HRA is a type of TVS diode designed to provide bidirectional ESD protection in data and signal line applications. It has a low clamping voltage and a low power dissipation rating, making it a good choice for high-speed digital and data lines. Additionally, it is capable of handling both fast and slow repetitive transients, making it suitable for a range of applications.

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