SMD1812P125TFA

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PTC Resettable Fuses are safety devices that serve to protect electrical circuits from short circuit or overload conditions. The SMD1812P125TFA is a radial leaded PTC fuse and is designed to provide overcurrent protection in a variety of electronic systems. It can be used for circuit protection in residential, commercial, and industrial applications, and is able to be soldered onto a circuit board for reliable and secure connection.

The SMD1812P125TFA features an 1812 package size and has a rated current of 125mA. The operating voltage range is from 8 to 24 volts, and the maximum pulse current is 140mA. The fuse also has a maximum power dissipation of 5 watts, and an operating and storage temperature range of -55°C to +125°C. Additionally, the SMD1812P125TFA is UL certified and RoHS compliant.

The general working principle of PTC Resettable Fuses is simple: when exposed to an overcurrent, the device will increase its resistance until the current is reduced to a safe level. The increased resistance, in turn, dissipates heat, which trips or “resets” the resistance level and the device. This resetting ability makes these fuses extremely useful in a variety of applications, as they can be used to protect an electronic circuit from damages caused by high currents or overloads.

The SMD1812P125TFA PTC Resettable Fuses provide protection for a variety of electronic applications, including small appliances, power strips, motors, and various automotive systems. Additionally, they can be used in residential, commercial, and industrial applications, and can be mounted on a circuit board for reliable and secure connection. The SMD1812P125TFA has a variety of features, including a maximum current rating of 125 mA, an operating voltage range of 8-24 volts, a maximum pulse current of 140mA, and a maximum power dissipation of 5 watts. It is also UL certified and RoHS compliant.

Overall, PTC Resettable Fuses provide a quick and reliable way to protect electronic circuits from short circuit or overload conditions, and the SMD1812P125TFA is an excellent choice for a variety of applications. The device is UL certified and RoHS compliant, and can be mounted on a circuit board for secure and reliable connection. Additionally, it features a variety of features and specifications, including a maximum current rating of 125 mA, an operating voltage range of 8-24 volts, a maximum pulse current of 140mA, and a maximum power dissipation of 5 watts.

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