MFR-12FRF52-221K

Series:	MFR
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	221 kOhms
Tolerance:	±1%
Power (Watts):	0.167W, 1/6W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±100ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.075" Dia x 0.134" L (1.90mm x 3.40mm)
Height - Seated (Max):	--
Number of Terminations:	2

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IntroductionThe MFR-12FRF52-221K resistor is classified under the umbrella of through hole resistors, specifically under axial resistors. Through hole resistors have been widely used in many electronic circuits due to their numerous advantages such as redundant soldering, and well-defined electrical parameters. This essay will further elaborate on the application field as well as its working principle associated with the MFR-12FRF52-221K resistor.ApplicationsThe MFR-12FRF52-221K is a commonly used axial resistor due to its wide operational frequency range of 0.47 kHz to 2.4 GHz. It is suitable for a variety of applications and is especially useful for signal filtering in medical and aerospace electronics. The MFR-12FRF52-221K is ideal for use in high-frequency applications where its impedance is suitable for driving high capacitive loads, and its elimination of thermal noise is highly desirable, such as monitoring accelerations in the defense sector. Due to its high power rating, it is also often used in transmitting and receiving amplifiers.Working PrincipleThe MFR-12FRF52-221K resistor is based on through hole technology, meaning that the lead terminals of the associated integrated circuit or other component pass through entire circuit board, which is commonly made of fiberglass insulation material. Through hole chips are usually designed by taking an existing integrated circuit, such as the MFR-12FRF52-221K, and soldering axial resistors to both sides of the integrated circuit. The resistor’s working principle is to interfere with the current’s flow and reduce the magnitude of the voltage or power across either part of the circuit, depending on the type of resistor. It serves to convert a portion of the electrical energy to thermal energy by creating resistance to the current flow. Its voltage rating is 12volts and its power rating is 2 watts. The resistance value is 221 kilohms and it has a tolerance of 1%. ConclusionIn conclusion, the MFR-12FRF52-221K is an axial resistor classified under the umbrella of through hole resistors. It has a wide range of applications and can be used to signal filter in a variety of electronic products. Its working principle is based on reducing the current and creating resistance to the current flow. The voltage rating of the MFR-12FRF52-221K resistor is 12volts and its power rating is 2 watts. The resistance value is 221 kilohms and it has a tolerance of 1%.

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