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Z8F0421HH020SG

The Z8F0421HH020SG is a high-performance varistor from Littelfuse, designed to provide reliable protection against voltage transients and surges in electronic circuits. This device is part of the Z8 series, which offers excellent surge handling capabilities and stable performance over a wide range of operating conditions.

Description:

The Z8F0421HH020SG is a multi-layer varistor, featuring a disk-shaped ceramic body with a diameter of 5.0 mm and a height of 2.0 mm. It is designed to operate with a maximum continuous operating voltage (VDC) of 95 V and a clamping voltage (VC) of 420 V at 8/20 µs wave surge current.

Features:

1. High surge handling capability: The Z8F0421HH020SG can handle high-energy transients and surges, making it suitable for protecting sensitive electronic components and systems.
2. Stable performance: The varistor exhibits stable performance over a wide range of temperatures and operating conditions, ensuring reliable protection.
3. Compact size: The small form factor of the Z8F0421HH020SG makes it suitable for use in compact electronic devices and systems where space is limited.
4. High capacitance: The device has a low capacitance value, making it suitable for use in high-frequency circuits.
5. RoHS compliant: The Z8F0421HH020SG is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it an environmentally friendly choice for electronic devices.

Applications:

The Z8F0421HH020SG is suitable for a wide range of applications where protection against voltage transients and surges is required. Some of the key applications include:

1. Telecommunications equipment: Protecting devices such as routers, switches, and modems from voltage spikes and surges.
2. Industrial control systems: Providing protection for programmable logic controllers (PLCs), motor drives, and other control components.
3. Consumer electronics: Protecting devices such as TVs, computers, and home appliances from voltage transients and surges.
4. Automotive electronics: Ensuring reliable operation of electronic control units (ECUs) and other sensitive automotive components.
5. Power supplies: Protecting power supply circuits from voltage spikes and surges, ensuring stable operation and extending the life of the equipment.

In summary, the Littelfuse Z8F0421HH020SG is a high-performance varistor designed to provide reliable protection against voltage transients and surges in various electronic applications. Its compact size, stable performance, and high surge handling capability make it an excellent choice for protecting sensitive electronic components and systems.