SDF DF144S

Series:	SDF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Holding Temperature:	120°C (248°F)
Moisture Sensitivity Level (MSL):	--
Rated Functioning Temperature:	144°C (291°F)
Voltage - Rated AC:	250V
Current Rating:	10A
Approvals:	CCC, cUL, PSE, UL, VDE
Maximum Temperature Limit:	--
Package / Case:	Axial

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Thermal Cutoffs (Thermal Fuses) are critical components designed to protect against device-damaging overheating. They act as a safety device, breaking an electrical circuit should the current exceed its specified level. One such Thermal Cutoff is the SDF DF144S.The SDF DF144S is a high-precision, three-terminal thermal cutoff device. It features an integrated PTC (positive temperature coefficient) temperature sensitive element that provides reliable protection against device and component failure due to excessive currents or temperatures.The SDF DF144S operates on the principle of thermoelectricity. This is a phenomenon whereby the temperature of an electrical conductor increases when a current is applied. The device works by limiting the current flow once a certain temperature is exceeded, protecting the equipment from further damage. Its three terminals allow it to be wired as a single-pole device, where the over-temperature or over-current point can be adjusted by varying the supply voltage or the current level.The SDF DF144S can be used in a wide range of applications, from consumer and industrial equipment to automotive and medical applications. It is specifically designed for the protection of systems designed to operate at temperatures up to 105°C. In addition to providing protection against excessive electric or temperature levels, the SDF DF144S also is designed to help conserve energy by limiting the voltage or current that passes through the device.In conclusion, the SDF DF144S is a high-precision, three-terminal thermal cutoff device specifically designed for the protection of systems designed to operate at temperatures up to 105°C. It works on the principle of thermoelectricity and can be used in a wide range of applications, from consumer and industrial equipment to automotive and medical. It’s designed to help conserve energy by limiting the voltage or current that passes through the device.

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